League pitching register -- 2012 American League
Regular season -- as of 11/2/2012
| Primary |
| Name | Team | P | Age | ERA | W | L | S | G | GS | CG | SHO | INN | H | R | ER | BB | K | HR | GDP |
| Fernando Abad* | NYY | mr | 26 | 8.76 | 0 | 2 | 1 | 15 | 0 | 0 | 0 | 12.1 | 18 | 12 | 12 | 5 | 11 | 2 | 2 |
| Alfredo Aceves | Was | mr | 29 | 3.23 | 10 | 10 | 2 | 57 | 8 | 0 | 0 | 136.2 | 101 | 52 | 49 | 40 | 94 | 12 | 12 |
| Matt Albers | Tex | mr | 29 | 5.28 | 5 | 1 | 1 | 43 | 0 | 0 | 0 | 76.2 | 73 | 47 | 45 | 41 | 86 | 10 | 6 |
| Al Alburquerque | Det | mr | 26 | 1.43 | 8 | 1 | 2 | 31 | 0 | 0 | 0 | 50.1 | 25 | 9 | 8 | 25 | 80 | 1 | 2 |
| Henderson Alvarez | Tor | sp | 22 | 4.58 | 5 | 5 | 0 | 13 | 13 | 1 | 0 | 88.1 | 99 | 51 | 45 | 15 | 41 | 16 | 9 |
| Jose Arredondo | Cle | mr | 28 | 3.75 | 2 | 1 | 0 | 44 | 0 | 0 | 0 | 57.2 | 47 | 26 | 24 | 28 | 57 | 6 | 4 |
| Bronson Arroyo | NYY | sp | 35 | 7.17 | 2 | 5 | 0 | 10 | 10 | 0 | 0 | 59.0 | 82 | 52 | 47 | 17 | 34 | 16 | 2 |
| Mitch Atkins | NYY | sp | 26 | 7.63 | 0 | 3 | 0 | 5 | 5 | 0 | 0 | 15.1 | 21 | 19 | 13 | 4 | 9 | 7 | 1 |
| John Axford |   | cl | 29 | 2.72 | 4 | 5 | 44 | 72 | 0 | 0 | 0 | 72.2 | 65 | 25 | 22 | 28 | 88 | 2 | 3 |
| Burke Badenhop | KCR | mr | 29 | 3.98 | 3 | 7 | 1 | 45 | 0 | 0 | 0 | 74.2 | 72 | 35 | 33 | 35 | 57 | 3 | 9 |
| Danys Baez | Min | mr | 34 | 3.26 | 0 | 0 | 0 | 11 | 0 | 0 | 0 | 19.1 | 19 | 9 | 7 | 6 | 10 | 1 | 1 |
| Homer Bailey | Tor | sp | 26 | 4.65 | 9 | 12 | 0 | 27 | 26 | 2 | 0 | 164.2 | 187 | 95 | 85 | 48 | 127 | 29 | 12 |
| Daniel Bard | Tor | mr | 27 | 2.20 | 6 | 3 | 0 | 51 | 0 | 0 | 0 | 81.2 | 47 | 21 | 20 | 27 | 68 | 6 | 0 |
| Anthony Bass | Bal | mr | 24 | 7.11 | 2 | 3 | 0 | 7 | 2 | 0 | 0 | 19.0 | 19 | 15 | 15 | 8 | 10 | 3 | 3 |
| Miguel Batista | Oak | mr | 41 | 2.76 | 5 | 1 | 0 | 9 | 9 | 0 | 0 | 58.2 | 41 | 18 | 18 | 30 | 28 | 2 | 10 |
| Brandon Beachy | Oak | sp | 25 | 2.87 | 17 | 6 | 0 | 29 | 29 | 4 | 3 | 194.1 | 146 | 68 | 62 | 54 | 232 | 19 | 6 |
| Blake Beavan | Tor | sp | 23 | 4.11 | 3 | 11 | 0 | 19 | 19 | 4 | 1 | 131.1 | 123 | 64 | 60 | 34 | 65 | 16 | 6 |
| Josh Beckett | KCR | sp | 32 | 2.69 | 18 | 5 | 0 | 30 | 30 | 5 | 2 | 217.2 | 153 | 71 | 65 | 65 | 202 | 14 | 7 |
| Erik Bedard* | Tex | sp | 33 | 4.83 | 10 | 7 | 0 | 29 | 28 | 0 | 0 | 152.2 | 157 | 89 | 82 | 53 | 147 | 18 | 9 |
| Matt Belisle | Bos | mr | 32 | 6.00 | 0 | 1 | 0 | 3 | 0 | 0 | 0 | 3.0 | 5 | 2 | 2 | 0 | 3 | 1 | 1 |
| Trevor Bell | LAA | mr | 25 | 5.40 | 1 | 2 | 0 | 15 | 0 | 0 | 0 | 35.0 | 42 | 21 | 21 | 13 | 21 | 1 | 6 |
| Duane Below* | Bal | mr | 26 | 3.95 | 2 | 0 | 0 | 20 | 0 | 0 | 0 | 27.1 | 23 | 13 | 12 | 11 | 12 | 4 | 2 |
| Joaquin Benoit | Was | mr | 34 | 5.68 | 2 | 3 | 1 | 13 | 0 | 0 | 0 | 12.2 | 16 | 9 | 8 | 7 | 14 | 4 | 0 |
| Justin Berg | Mtl | mr | 28 | 8.25 | 0 | 0 | 0 | 10 | 0 | 0 | 0 | 12.0 | 13 | 11 | 11 | 9 | 10 | 3 | 1 |
| Brad Bergesen | Tex | mr | 26 | 6.79 | 1 | 6 | 2 | 35 | 10 | 0 | 0 | 106.0 | 138 | 92 | 80 | 29 | 75 | 20 | 4 |
| Dellin Betances | Bal | sp | 24 | 3.60 | 0 | 1 | 0 | 1 | 1 | 0 | 0 | 5.0 | 7 | 2 | 2 | 1 | 4 | 1 | 0 |
| Jerry Blevins* | Sea | mr | 28 | 3.68 | 3 | 0 | 3 | 24 | 0 | 0 | 0 | 29.1 | 27 | 12 | 12 | 10 | 23 | 2 | 4 |
| Mitchell Boggs | Det | mr | 28 | 3.71 | 3 | 0 | 2 | 32 | 0 | 0 | 0 | 60.2 | 59 | 26 | 25 | 20 | 40 | 4 | 8 |
| Dallas Braden* | Bos | sp | 28 | 10.80 | 0 | 0 | 0 | 1 | 1 | 0 | 0 | 5.0 | 8 | 6 | 6 | 2 | 6 | 2 | 0 |
| Zachary Britton* | Tex | sp | 24 | 4.10 | 10 | 11 | 0 | 30 | 30 | 0 | 0 | 169.0 | 207 | 84 | 77 | 59 | 135 | 14 | 30 |
| Rex Brothers* | NYY | mr | 24 | 2.66 | 1 | 2 | 1 | 30 | 0 | 0 | 0 | 40.2 | 28 | 14 | 12 | 21 | 44 | 5 | 5 |
| Jonathan Broxton | Tor | cl | 28 | 5.79 | 0 | 0 | 0 | 6 | 0 | 0 | 0 | 9.1 | 10 | 6 | 6 | 6 | 7 | 1 | 2 |
| Clay Buchholz | Cle | sp | 27 | 3.82 | 10 | 2 | 0 | 18 | 18 | 0 | 0 | 103.2 | 99 | 47 | 44 | 49 | 75 | 15 | 6 |
| Taylor Buchholz | ChW | mr | 30 | 1.74 | 0 | 0 | 2 | 25 | 0 | 0 | 0 | 20.2 | 14 | 4 | 4 | 6 | 29 | 1 | 1 |
| Madison Bumgarner* | Mtl | sp | 22 | 2.57 | 10 | 11 | 0 | 34 | 34 | 1 | 1 | 213.2 | 216 | 74 | 61 | 51 | 208 | 9 | 18 |
| Alex Burnett | Was | mr | 24 | 2.08 | 0 | 0 | 1 | 9 | 0 | 0 | 0 | 13.0 | 10 | 3 | 3 | 4 | 13 | 0 | 1 |
| Brian Burres* | Sea | mr | 31 | 6.89 | 0 | 3 | 0 | 6 | 2 | 0 | 0 | 15.2 | 20 | 14 | 12 | 8 | 10 | 5 | 1 |
| Tim Byrdak* | KCR | mr | 38 | 1.94 | 3 | 1 | 1 | 56 | 0 | 0 | 0 | 41.2 | 25 | 10 | 9 | 22 | 50 | 1 | 6 |
| Shawn Camp | Det | mr | 36 | 3.76 | 3 | 0 | 0 | 39 | 0 | 0 | 0 | 64.2 | 79 | 29 | 27 | 12 | 32 | 3 | 11 |
| Matt Capps | Sea | mr | 28 | 4.52 | 1 | 5 | 3 | 45 | 0 | 0 | 0 | 67.2 | 71 | 36 | 34 | 8 | 34 | 14 | 6 |
| Fausto Carmona | LAA | sp | 28 | 5.62 | 2 | 17 | 0 | 32 | 32 | 5 | 0 | 203.1 | 250 | 135 | 127 | 51 | 105 | 23 | 21 |
| Chris Carpenter | Bos | sp | 37 | 5.21 | 4 | 1 | 0 | 8 | 8 | 0 | 0 | 48.1 | 60 | 31 | 28 | 13 | 44 | 6 | 4 |
| Chris Carpenter | Tor | mr | 26 | 18.36 | 0 | 0 | 0 | 9 | 0 | 0 | 0 | 8.1 | 15 | 18 | 17 | 15 | 7 | 4 | 2 |
| David Carpenter | Tor | mr | 26 | 4.21 | 1 | 3 | 0 | 22 | 0 | 0 | 0 | 36.1 | 35 | 18 | 17 | 8 | 39 | 4 | 3 |
| Drew Carpenter | Tor | mr | 27 | 10.95 | 0 | 0 | 0 | 11 | 0 | 0 | 0 | 12.1 | 24 | 18 | 15 | 8 | 14 | 7 | 1 |
| D.J. Carrasco | Mtl | mr | 35 | 5.47 | 0 | 1 | 0 | 11 | 1 | 0 | 0 | 26.1 | 24 | 17 | 16 | 12 | 15 | 1 | 5 |
| Joel Carreno | KCR | mr | 25 | 2.12 | 1 | 1 | 1 | 12 | 0 | 0 | 0 | 17.0 | 14 | 4 | 4 | 6 | 11 | 1 | 5 |
| Bobby Cassevah | NYY | mr | 26 | 3.89 | 2 | 1 | 0 | 26 | 0 | 0 | 0 | 41.2 | 31 | 19 | 18 | 25 | 31 | 0 | 8 |
| Alberto Castillo* | KCR | mr | 36 | 2.45 | 0 | 0 | 0 | 5 | 0 | 0 | 0 | 3.2 | 5 | 1 | 1 | 4 | 2 | 0 | 1 |
| Brett Cecil* | Tor | sp | 25 | 6.21 | 3 | 8 | 0 | 17 | 17 | 2 | 0 | 104.1 | 109 | 78 | 72 | 40 | 74 | 18 | 5 |
| Jose Ceda | ChW | mr | 25 | 5.85 | 0 | 2 | 0 | 13 | 0 | 0 | 0 | 20.0 | 15 | 13 | 13 | 15 | 5 | 5 | 2 |
| Jhoulys Chacin | Cle | sp | 24 | 4.54 | 12 | 14 | 0 | 31 | 31 | 0 | 0 | 182.1 | 162 | 109 | 92 | 94 | 118 | 19 | 14 |
| Bruce Chen* | Cle | sp | 35 | 3.66 | 10 | 9 | 0 | 29 | 29 | 0 | 0 | 182.0 | 163 | 79 | 74 | 64 | 130 | 17 | 12 |
| Randy Choate* | Min | mr | 36 | 3.68 | 1 | 1 | 0 | 29 | 0 | 0 | 0 | 22.0 | 11 | 9 | 9 | 17 | 28 | 3 | 2 |
| Steve Cishek | Cle | mr | 26 | 3.56 | 4 | 3 | 6 | 52 | 0 | 0 | 0 | 65.2 | 47 | 27 | 26 | 17 | 65 | 3 | 6 |
| Tyler Clippard | Sea | mr | 27 | 1.02 | 9 | 1 | 16 | 59 | 0 | 0 | 0 | 96.2 | 42 | 11 | 11 | 22 | 115 | 5 | 4 |
| Phil Coke* | Bal | mr | 29 | 6.05 | 2 | 7 | 0 | 33 | 8 | 0 | 0 | 77.1 | 110 | 58 | 52 | 38 | 47 | 5 | 9 |
| Casey Coleman | Tex | sp | 24 | 6.36 | 6 | 6 | 0 | 21 | 20 | 0 | 0 | 92.0 | 131 | 70 | 65 | 37 | 66 | 13 | 5 |
| Louis Coleman | Oak | mr | 26 | 3.51 | 2 | 0 | 3 | 33 | 0 | 0 | 0 | 48.2 | 35 | 19 | 19 | 28 | 56 | 8 | 3 |
| Josh Collmenter | Mtl | sp | 26 | 3.76 | 3 | 13 | 0 | 28 | 28 | 2 | 0 | 186.2 | 191 | 88 | 78 | 29 | 121 | 29 | 4 |
| Bartolo Colon | Sea | sp | 39 | 3.86 | 14 | 9 | 0 | 30 | 30 | 2 | 1 | 200.1 | 202 | 90 | 86 | 51 | 166 | 34 | 12 |
| Aaron Cook | LAA | sp | 33 | 6.03 | 4 | 11 | 0 | 20 | 20 | 1 | 0 | 119.1 | 149 | 83 | 80 | 35 | 64 | 6 | 8 |
| Francisco Cordero | Tex | cl | 37 | 3.27 | 2 | 5 | 1 | 55 | 0 | 0 | 0 | 82.2 | 75 | 34 | 30 | 33 | 49 | 8 | 6 |
| Kevin Correia | LAA | sp | 31 | 4.57 | 14 | 12 | 0 | 30 | 30 | 6 | 2 | 200.2 | 228 | 107 | 102 | 57 | 102 | 18 | 22 |
| Bobby Cramer* | Was | mr | 32 | 0.00 | 0 | 0 | 0 | 8 | 0 | 0 | 0 | 8.0 | 5 | 0 | 0 | 3 | 4 | 0 | 2 |
| Juan Cruz | Cle | mr | 33 | 3.38 | 1 | 2 | 2 | 36 | 0 | 0 | 0 | 40.0 | 37 | 18 | 15 | 23 | 37 | 5 | 5 |
| Johnny Cueto | Sea | sp | 26 | 3.37 | 12 | 10 | 0 | 28 | 28 | 5 | 3 | 200.1 | 179 | 85 | 75 | 67 | 120 | 15 | 25 |
| John Danks* | NYY | sp | 27 | 5.08 | 9 | 16 | 0 | 31 | 30 | 5 | 0 | 211.0 | 250 | 129 | 119 | 62 | 187 | 21 | 23 |
| Kyle Davies | NYY | sp | 28 | 7.35 | 1 | 12 | 0 | 18 | 18 | 3 | 0 | 89.1 | 134 | 82 | 73 | 33 | 76 | 15 | 3 |
| Wade Davis | Min | sp | 26 | 4.74 | 12 | 6 | 0 | 30 | 30 | 1 | 0 | 178.2 | 191 | 110 | 94 | 57 | 113 | 22 | 16 |
| Justin De Fratus | Tex | mr | 24 | 0.00 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 3.0 | 1 | 0 | 0 | 1 | 4 | 0 | 0 |
| Eulogio De La Cruz | KCR | mr | 28 | 2.60 | 0 | 1 | 1 | 8 | 0 | 0 | 0 | 17.1 | 16 | 5 | 5 | 9 | 5 | 0 | 1 |
| Jorge de la Rosa* | Was | sp | 31 | 3.66 | 6 | 2 | 0 | 14 | 14 | 1 | 0 | 91.0 | 71 | 38 | 37 | 38 | 87 | 8 | 4 |
| Fautino De Los Santos | Cle | mr | 26 | 3.40 | 1 | 0 | 2 | 28 | 0 | 0 | 0 | 39.2 | 39 | 19 | 15 | 17 | 51 | 4 | 3 |
| Steve Delabar | Sea | mr | 28 | 11.57 | 0 | 2 | 0 | 8 | 0 | 0 | 0 | 7.0 | 12 | 9 | 9 | 3 | 6 | 2 | 0 |
| Randall Delgado | Det | sp | 22 | 5.03 | 2 | 4 | 0 | 10 | 10 | 0 | 0 | 53.2 | 48 | 37 | 30 | 18 | 29 | 14 | 0 |
| Ryan Dempster | LAA | sp | 35 | 5.86 | 7 | 19 | 0 | 34 | 34 | 2 | 1 | 205.2 | 224 | 144 | 134 | 94 | 184 | 24 | 15 |
| Joey Devine | Min | mr | 28 | 2.08 | 1 | 0 | 0 | 17 | 0 | 0 | 0 | 21.2 | 12 | 5 | 5 | 7 | 16 | 0 | 2 |
| R.A. Dickey | Bos | sp | 37 | 3.61 | 17 | 8 | 0 | 32 | 32 | 5 | 0 | 229.2 | 222 | 95 | 92 | 57 | 153 | 22 | 22 |
| Felix Doubront* | LAA | mr | 24 | 5.93 | 1 | 1 | 0 | 8 | 0 | 0 | 0 | 13.2 | 12 | 11 | 9 | 8 | 7 | 1 | 1 |
| Brian Duensing* | Bal | sp | 29 | 5.19 | 6 | 10 | 0 | 24 | 24 | 0 | 0 | 140.1 | 185 | 88 | 81 | 53 | 101 | 16 | 17 |
| Zach Duke* | Bos | mr | 29 | 5.57 | 0 | 1 | 1 | 21 | 0 | 0 | 0 | 21.0 | 33 | 13 | 13 | 5 | 13 | 2 | 2 |
| Phil Dumatrait* | Tor | mr | 30 | 5.25 | 3 | 2 | 1 | 34 | 0 | 0 | 0 | 48.0 | 52 | 33 | 28 | 36 | 28 | 11 | 3 |
| Michael Dunn* | Min | mr | 27 | 2.94 | 3 | 1 | 0 | 48 | 0 | 0 | 0 | 67.1 | 60 | 23 | 22 | 37 | 70 | 9 | 4 |
| Chad Durbin | KCR | mr | 34 | 4.82 | 2 | 0 | 1 | 13 | 0 | 0 | 0 | 18.2 | 21 | 11 | 10 | 4 | 13 | 2 | 2 |
| Nathan Eovaldi | NYY | sp | 22 | 6.67 | 2 | 1 | 4 | 17 | 0 | 0 | 0 | 29.2 | 29 | 22 | 22 | 19 | 21 | 2 | 4 |
| Sergio Escalona* | Bos | mr | 27 | 4.78 | 0 | 3 | 3 | 29 | 0 | 0 | 0 | 26.1 | 27 | 15 | 14 | 22 | 28 | 6 | 5 |
| Marco Estrada | Tor | mr | 28 | 4.10 | 4 | 8 | 7 | 38 | 6 | 0 | 0 | 85.2 | 85 | 45 | 39 | 32 | 81 | 12 | 5 |
| Kyle Farnsworth | Min | cl | 36 | 0.00 | 1 | 0 | 1 | 10 | 0 | 0 | 0 | 10.1 | 4 | 2 | 0 | 1 | 10 | 1 | 2 |
| Nelson Figueroa | Tex | sp | 38 | 8.68 | 0 | 1 | 0 | 6 | 2 | 0 | 0 | 18.2 | 36 | 22 | 18 | 8 | 7 | 3 | 6 |
| Carlos Fisher | KCR | mr | 29 | 5.55 | 0 | 0 | 0 | 16 | 0 | 0 | 0 | 24.1 | 39 | 19 | 15 | 8 | 8 | 6 | 5 |
| Doug Fister | Bos | sp | 28 | 3.63 | 13 | 9 | 0 | 31 | 31 | 8 | 1 | 225.1 | 220 | 94 | 91 | 45 | 156 | 15 | 13 |
| Frank Francisco | Oak | cl | 32 | 1.65 | 5 | 2 | 1 | 48 | 0 | 0 | 0 | 54.2 | 35 | 11 | 10 | 16 | 54 | 1 | 1 |
| Ryan Franklin | Tex | mr | 39 | 14.00 | 0 | 1 | 0 | 11 | 0 | 0 | 0 | 18.0 | 32 | 28 | 28 | 6 | 15 | 12 | 0 |
| Jason Frasor | Bal | mr | 34 | 3.95 | 1 | 2 | 0 | 33 | 0 | 0 | 0 | 43.1 | 43 | 24 | 19 | 14 | 43 | 7 | 7 |
| Ernesto Frieri | Mtl | mr | 26 | 4.85 | 2 | 3 | 0 | 37 | 0 | 0 | 0 | 59.1 | 42 | 32 | 32 | 28 | 68 | 9 | 3 |
| Yovani Gallardo | Sea | sp | 26 | 4.68 | 9 | 12 | 0 | 33 | 33 | 1 | 0 | 213.1 | 228 | 121 | 111 | 62 | 219 | 34 | 19 |
| Freddy Garcia | Was | sp | 36 | 3.66 | 18 | 2 | 0 | 29 | 29 | 3 | 1 | 179.2 | 179 | 87 | 73 | 57 | 122 | 16 | 7 |
| Jaime Garcia* | Sea | sp | 25 | 4.26 | 7 | 14 | 0 | 32 | 32 | 1 | 0 | 198.2 | 231 | 103 | 94 | 55 | 140 | 19 | 30 |
| Matt Garza | Bal | sp | 28 | 3.67 | 14 | 12 | 0 | 30 | 30 | 2 | 1 | 201.0 | 211 | 87 | 82 | 61 | 194 | 18 | 13 |
| Graham Godfrey | ChW | sp | 27 | 5.54 | 1 | 0 | 0 | 7 | 0 | 0 | 0 | 13.0 | 18 | 8 | 8 | 2 | 6 | 2 | 1 |
| Brandon Gomes | Bos | mr | 27 | 3.48 | 5 | 0 | 2 | 26 | 0 | 0 | 0 | 33.2 | 31 | 14 | 13 | 13 | 28 | 2 | 1 |
| Jeanmar Gomez | KCR | sp | 24 | 4.54 | 3 | 6 | 0 | 11 | 11 | 2 | 0 | 73.1 | 85 | 39 | 37 | 21 | 35 | 3 | 6 |
| Mike Gonzalez* | Min | mr | 34 | 3.43 | 4 | 3 | 1 | 51 | 0 | 0 | 0 | 57.2 | 46 | 24 | 22 | 36 | 59 | 8 | 9 |
| Brian Gordon | Sea | sp | 33 | 3.98 | 0 | 2 | 0 | 3 | 3 | 1 | 0 | 20.1 | 19 | 9 | 9 | 1 | 12 | 3 | 2 |
| Jeff Gray | Was | mr | 30 | 5.46 | 0 | 0 | 1 | 45 | 0 | 0 | 0 | 56.0 | 64 | 36 | 34 | 23 | 28 | 5 | 5 |
| Luke Gregerson | Mtl | mr | 28 | 4.66 | 4 | 5 | 0 | 45 | 0 | 0 | 0 | 67.2 | 85 | 39 | 35 | 15 | 46 | 3 | 7 |
| Zack Greinke | Bos | sp | 28 | 3.80 | 17 | 5 | 0 | 31 | 31 | 4 | 2 | 208.1 | 207 | 94 | 88 | 67 | 240 | 22 | 14 |
| Javy Guerra | Tex | cl | 26 | 4.02 | 4 | 3 | 2 | 37 | 0 | 0 | 0 | 56.0 | 57 | 28 | 25 | 18 | 56 | 2 | 3 |
| Juan Gutierrez | Min | mr | 28 | 6.88 | 1 | 1 | 0 | 16 | 0 | 0 | 0 | 17.0 | 18 | 15 | 13 | 7 | 18 | 3 | 2 |
| Jason Hammel | ChW | sp | 29 | 4.06 | 12 | 9 | 0 | 34 | 26 | 1 | 0 | 186.1 | 160 | 96 | 84 | 78 | 88 | 24 | 14 |
| Erik Hamren | Min | mr | 25 | 0.00 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 1.0 | 1 | 0 | 0 | 1 | 2 | 0 | 0 |
| Brad Hand* | Min | sp | 22 | 4.86 | 8 | 5 | 0 | 16 | 16 | 1 | 0 | 87.0 | 83 | 64 | 47 | 56 | 55 | 18 | 5 |
| Joel Hanrahan | Tex | cl | 30 | 3.12 | 9 | 4 | 1 | 63 | 0 | 0 | 0 | 86.2 | 72 | 31 | 30 | 20 | 77 | 5 | 7 |
| Tommy Hanson | Was | sp | 25 | 3.78 | 11 | 6 | 0 | 26 | 26 | 1 | 0 | 169.0 | 141 | 75 | 71 | 54 | 181 | 34 | 10 |
| J.A. Happ* | LAA | sp | 29 | 5.74 | 7 | 18 | 0 | 30 | 30 | 1 | 1 | 169.1 | 187 | 115 | 108 | 99 | 147 | 26 | 11 |
| Blake Hawksworth | LAA | mr | 29 | 4.50 | 1 | 4 | 2 | 34 | 0 | 0 | 0 | 56.0 | 51 | 29 | 28 | 15 | 44 | 7 | 2 |
| Aaron Heilman | LAA | mr | 33 | 6.66 | 0 | 1 | 0 | 18 | 0 | 0 | 0 | 25.2 | 30 | 19 | 19 | 9 | 26 | 6 | 2 |
| Liam Hendriks | KCR | sp | 23 | 3.27 | 1 | 1 | 0 | 2 | 2 | 0 | 0 | 11.0 | 13 | 6 | 4 | 3 | 7 | 2 | 1 |
| Clay Hensley | ChW | mr | 32 | 10.80 | 0 | 2 | 0 | 18 | 0 | 0 | 0 | 13.1 | 17 | 16 | 16 | 11 | 8 | 2 | 0 |
| David Hernandez | ChW | mr | 27 | 2.23 | 4 | 3 | 15 | 55 | 0 | 0 | 0 | 80.2 | 50 | 22 | 20 | 33 | 70 | 6 | 2 |
| Felix Hernandez | Min | sp | 26 | 3.72 | 12 | 9 | 0 | 33 | 33 | 11 | 5 | 225.0 | 223 | 103 | 93 | 72 | 215 | 19 | 25 |
| Livan Hernandez | Det | sp | 37 | 5.59 | 6 | 10 | 0 | 29 | 29 | 0 | 0 | 145.0 | 206 | 96 | 90 | 49 | 70 | 10 | 17 |
| Kelvin Herrera | KCR | mr | 22 | 13.50 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 0.2 | 1 | 1 | 1 | 0 | 0 | 1 | 0 |
| Frank Herrmann | LAA | mr | 28 | 3.74 | 1 | 1 | 0 | 33 | 0 | 0 | 0 | 67.1 | 62 | 29 | 28 | 23 | 39 | 5 | 8 |
| Rich Hill* | Cle | mr | 32 | 1.08 | 0 | 0 | 0 | 6 | 0 | 0 | 0 | 8.1 | 4 | 1 | 1 | 0 | 7 | 1 | 1 |
| Jim Hoey | Tor | mr | 29 | 1.55 | 4 | 0 | 0 | 15 | 0 | 0 | 0 | 29.0 | 24 | 5 | 5 | 11 | 19 | 0 | 2 |
| Greg Holland | Min | mr | 26 | 2.42 | 6 | 6 | 38 | 59 | 0 | 0 | 0 | 70.2 | 51 | 20 | 19 | 25 | 75 | 4 | 5 |
| J.P. Howell* | Was | mr | 29 | 3.44 | 0 | 0 | 0 | 19 | 0 | 0 | 0 | 18.1 | 17 | 8 | 7 | 9 | 17 | 0 | 3 |
| Jared Hughes | Cle | mr | 26 | 10.03 | 0 | 0 | 1 | 15 | 0 | 0 | 0 | 11.2 | 18 | 13 | 13 | 10 | 11 | 1 | 0 |
| Phil Hughes | Bos | sp | 26 | 5.07 | 4 | 7 | 0 | 17 | 17 | 1 | 0 | 103.0 | 119 | 69 | 58 | 31 | 73 | 12 | 3 |
| Tommy Hunter | KCR | sp | 25 | 4.05 | 5 | 6 | 0 | 20 | 13 | 2 | 0 | 111.0 | 124 | 57 | 50 | 23 | 62 | 5 | 10 |
| Ryota Igarashi | Tex | mr | 33 | 7.60 | 3 | 1 | 0 | 23 | 0 | 0 | 0 | 34.1 | 37 | 30 | 29 | 20 | 38 | 7 | 2 |
| Jason Isringhausen | Sea | mr | 39 | 2.29 | 9 | 0 | 3 | 37 | 0 | 0 | 0 | 59.0 | 41 | 16 | 15 | 33 | 50 | 5 | 3 |
| Edwin Jackson | Min | sp | 28 | 5.49 | 9 | 15 | 0 | 31 | 31 | 3 | 0 | 188.2 | 257 | 126 | 115 | 55 | 145 | 19 | 33 |
| Kenley Jansen | Mtl | mr | 24 | 3.95 | 4 | 7 | 6 | 47 | 0 | 0 | 0 | 66.0 | 42 | 31 | 29 | 40 | 122 | 7 | 1 |
| Bobby Jenks | Tex | mr | 31 | 1.59 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 5.2 | 6 | 1 | 1 | 3 | 7 | 0 | 0 |
| Jim Johnson | NYY | mr | 29 | 4.47 | 4 | 4 | 8 | 34 | 0 | 0 | 0 | 48.1 | 46 | 27 | 24 | 14 | 27 | 4 | 3 |
| Josh Johnson | Min | sp | 28 | 1.74 | 11 | 1 | 0 | 13 | 13 | 2 | 1 | 93.1 | 63 | 20 | 18 | 34 | 82 | 2 | 2 |
| Kyle Kendrick | Det | mr | 27 | 5.51 | 1 | 8 | 4 | 38 | 8 | 1 | 1 | 94.2 | 96 | 61 | 58 | 32 | 47 | 9 | 11 |
| Cole Kimball | Sea | mr | 26 | 0.69 | 1 | 0 | 0 | 8 | 0 | 0 | 0 | 13.0 | 6 | 1 | 1 | 6 | 14 | 0 | 2 |
| George Kontos | Cle | mr | 27 | 12.27 | 0 | 1 | 0 | 5 | 0 | 0 | 0 | 3.2 | 3 | 5 | 5 | 8 | 2 | 0 | 1 |
| Hong-Chih Kuo* | Bos | mr | 30 | 10.18 | 0 | 2 | 3 | 18 | 0 | 0 | 0 | 20.1 | 24 | 25 | 23 | 16 | 25 | 5 | 0 |
| John Lannan* | KCR | sp | 27 | 5.00 | 8 | 12 | 0 | 33 | 33 | 0 | 0 | 180.0 | 232 | 104 | 100 | 69 | 97 | 14 | 33 |
| Mat Latos | Bal | sp | 24 | 5.23 | 8 | 11 | 0 | 31 | 31 | 0 | 0 | 186.0 | 192 | 113 | 108 | 80 | 201 | 27 | 6 |
| Brandon League | Bos | cl | 29 | 1.26 | 5 | 1 | 8 | 22 | 0 | 0 | 0 | 28.2 | 27 | 8 | 4 | 2 | 25 | 1 | 3 |
| Wade LeBlanc* | NYY | sp | 27 | 4.63 | 3 | 7 | 0 | 16 | 16 | 1 | 0 | 95.1 | 115 | 61 | 49 | 41 | 74 | 8 | 10 |
| Christopher Leroux | ChW | mr | 28 | 3.34 | 1 | 0 | 5 | 36 | 0 | 0 | 0 | 29.2 | 22 | 11 | 11 | 8 | 29 | 1 | 0 |
| Colby Lewis | Was | sp | 32 | 4.68 | 14 | 12 | 0 | 32 | 32 | 1 | 0 | 184.2 | 189 | 107 | 96 | 64 | 160 | 32 | 12 |
| Brad Lidge |   | mr | 35 | 0.42 | 3 | 1 | 3 | 20 | 0 | 0 | 0 | 21.2 | 10 | 1 | 1 | 10 | 20 | 0 | 2 |
| Josh Lindblom | Oak | mr | 25 | 0.00 | 1 | 0 | 1 | 12 | 0 | 0 | 0 | 14.2 | 7 | 0 | 0 | 5 | 16 | 0 | 0 |
| Matt Lindstrom | Sea | mr | 32 | 2.29 | 1 | 4 | 11 | 42 | 0 | 0 | 0 | 66.2 | 53 | 19 | 17 | 14 | 42 | 5 | 5 |
| Scott Linebrink | Bos | mr | 35 | 5.20 | 1 | 4 | 2 | 28 | 0 | 0 | 0 | 36.1 | 49 | 22 | 21 | 13 | 24 | 2 | 6 |
| Francisco Liriano* | Min | sp | 28 | 3.79 | 10 | 5 | 0 | 28 | 28 | 0 | 0 | 164.0 | 137 | 76 | 69 | 79 | 148 | 13 | 22 |
| Jeff Locke* | Mtl | sp | 24 | 5.16 | 1 | 4 | 0 | 6 | 6 | 0 | 0 | 29.2 | 32 | 19 | 17 | 12 | 15 | 3 | 2 |
| Javier Lopez* | Det | mr | 34 | 3.64 | 3 | 3 | 17 | 37 | 0 | 0 | 0 | 47.0 | 39 | 19 | 19 | 27 | 34 | 1 | 8 |
| Rodrigo Lopez | Cle | sp | 36 | 7.75 | 0 | 6 | 0 | 9 | 8 | 0 | 0 | 40.2 | 66 | 39 | 35 | 12 | 23 | 9 | 4 |
| Mark Lowe | Bos | mr | 29 | 4.40 | 1 | 4 | 2 | 35 | 0 | 0 | 0 | 47.0 | 46 | 23 | 23 | 19 | 44 | 5 | 5 |
| Jordan Lyles | KCR | sp | 21 | 5.22 | 5 | 7 | 0 | 23 | 15 | 1 | 0 | 110.1 | 128 | 71 | 64 | 34 | 64 | 11 | 11 |
| Lance Lynn | Det | mr | 25 | 5.04 | 3 | 2 | 5 | 19 | 0 | 0 | 0 | 30.1 | 27 | 17 | 17 | 18 | 32 | 5 | 3 |
| Mike MacDougal | Det | mr | 35 | 4.15 | 2 | 4 | 3 | 33 | 0 | 0 | 0 | 47.2 | 53 | 23 | 22 | 26 | 40 | 3 | 6 |
| Trystan Magnuson | Tex | mr | 27 | 2.61 | 1 | 0 | 0 | 5 | 0 | 0 | 0 | 10.1 | 9 | 3 | 3 | 4 | 6 | 1 | 0 |
| Paul Maholm* | Det | sp | 30 | 4.46 | 10 | 17 | 0 | 28 | 28 | 3 | 0 | 169.2 | 176 | 102 | 84 | 50 | 103 | 13 | 17 |
| Carlos Marmol | Bal | cl | 29 | 4.80 | 4 | 9 | 5 | 60 | 0 | 0 | 0 | 69.1 | 50 | 37 | 37 | 48 | 94 | 10 | 7 |
| Jason Marquis | Det | sp | 33 | 5.26 | 7 | 10 | 0 | 24 | 24 | 3 | 1 | 138.2 | 168 | 89 | 81 | 44 | 63 | 14 | 17 |
| Brian Matusz* | Tex | sp | 25 | 17.28 | 0 | 4 | 0 | 4 | 4 | 0 | 0 | 16.2 | 39 | 32 | 32 | 8 | 8 | 7 | 6 |
| Yunesky Maya | Cle | sp | 30 | 4.64 | 3 | 5 | 0 | 9 | 9 | 1 | 0 | 54.1 | 63 | 33 | 28 | 14 | 23 | 6 | 5 |
| Vin Mazzaro | Sea | sp | 25 | 6.87 | 1 | 4 | 0 | 7 | 7 | 0 | 0 | 38.0 | 54 | 36 | 29 | 20 | 15 | 7 | 4 |
| Kyle McClellan | Bal | mr | 28 | 5.38 | 4 | 6 | 0 | 40 | 8 | 2 | 0 | 108.2 | 116 | 70 | 65 | 34 | 68 | 19 | 6 |
| Jake McGee* | Tor | mr | 25 | 9.26 | 1 | 4 | 3 | 19 | 0 | 0 | 0 | 23.1 | 33 | 24 | 24 | 13 | 29 | 6 | 2 |
| Evan Meek | Tex | mr | 29 | 6.23 | 0 | 2 | 0 | 17 | 0 | 0 | 0 | 21.2 | 30 | 15 | 15 | 11 | 12 | 1 | 2 |
| Mark Melancon | Was | cl | 27 | 3.16 | 2 | 1 | 0 | 18 | 0 | 0 | 0 | 25.2 | 26 | 9 | 9 | 12 | 17 | 2 | 3 |
| Luis Mendoza | Tex | sp | 28 | 1.75 | 5 | 0 | 0 | 6 | 6 | 2 | 1 | 46.1 | 40 | 10 | 9 | 15 | 24 | 1 | 5 |
| Wade Miley* | Min | sp | 25 | 7.69 | 3 | 8 | 0 | 11 | 11 | 0 | 0 | 57.1 | 81 | 55 | 49 | 33 | 36 | 10 | 9 |
| Mike Minor* | Tor | sp | 24 | 4.61 | 5 | 5 | 0 | 17 | 17 | 0 | 0 | 99.2 | 118 | 53 | 51 | 31 | 107 | 10 | 15 |
| Matt Moore* | NYY | mr | 23 | 7.53 | 0 | 3 | 0 | 5 | 5 | 0 | 0 | 28.2 | 34 | 25 | 24 | 17 | 53 | 3 | 1 |
| Brandon Morrow | NYY | sp | 27 | 5.60 | 9 | 13 | 0 | 29 | 29 | 2 | 0 | 170.1 | 186 | 116 | 106 | 63 | 159 | 31 | 7 |
| Clayton Mortensen | Mtl | mr | 27 | 2.21 | 2 | 1 | 1 | 36 | 1 | 0 | 0 | 89.2 | 62 | 29 | 22 | 35 | 36 | 10 | 17 |
| Charlie Morton | Det | sp | 28 | 4.58 | 8 | 12 | 0 | 28 | 28 | 1 | 1 | 176.2 | 180 | 99 | 90 | 97 | 101 | 14 | 31 |
| Daniel Moskos* | LAA | mr | 26 | 3.25 | 1 | 1 | 0 | 18 | 0 | 0 | 0 | 27.2 | 28 | 10 | 10 | 8 | 7 | 1 | 7 |
| Jason Motte | Was | mr | 30 | 2.61 | 6 | 3 | 39 | 70 | 0 | 0 | 0 | 76.0 | 65 | 22 | 22 | 21 | 53 | 4 | 8 |
| Peter Moylan | Det | mr | 33 | 21.60 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 1.2 | 3 | 4 | 4 | 3 | 1 | 0 | 0 |
| Edward Mujica | Min | mr | 28 | 3.51 | 7 | 2 | 0 | 49 | 0 | 0 | 0 | 82.0 | 60 | 33 | 32 | 14 | 72 | 6 | 8 |
| Brett Myers | Oak | sp | 31 | 4.18 | 10 | 12 | 0 | 31 | 31 | 3 | 1 | 213.0 | 225 | 104 | 99 | 51 | 146 | 32 | 17 |
| Chris Narveson* | KCR | sp | 30 | 3.60 | 10 | 8 | 0 | 30 | 30 | 1 | 0 | 180.0 | 155 | 78 | 72 | 84 | 106 | 16 | 17 |
| Joe Nathan | Min | cl | 37 | 0.00 | 0 | 0 | 0 | 8 | 0 | 0 | 0 | 10.2 | 4 | 0 | 0 | 2 | 9 | 0 | 0 |
| Pat Neshek | Oak | mr | 31 | 5.94 | 1 | 0 | 1 | 13 | 0 | 0 | 0 | 16.2 | 14 | 11 | 11 | 17 | 14 | 2 | 3 |
| Juan Nicasio | ChW | sp | 25 | 3.63 | 8 | 4 | 0 | 17 | 17 | 0 | 0 | 111.2 | 107 | 51 | 45 | 30 | 80 | 17 | 13 |
| Jonathon Niese* | ChW | sp | 25 | 5.24 | 10 | 9 | 0 | 30 | 30 | 2 | 1 | 185.2 | 217 | 111 | 108 | 52 | 165 | 25 | 13 |
| Hector Noesi | NYY | mr | 25 | 5.40 | 2 | 2 | 0 | 19 | 3 | 0 | 0 | 61.2 | 73 | 37 | 37 | 22 | 44 | 6 | 4 |
| Bud Norris | Tor | sp | 27 | 4.19 | 14 | 8 | 0 | 31 | 31 | 5 | 0 | 193.1 | 178 | 100 | 90 | 63 | 182 | 34 | 7 |
| Leo Nunez | Sea | cl | 28 | 3.21 | 6 | 3 | 8 | 37 | 0 | 0 | 0 | 56.0 | 57 | 21 | 20 | 21 | 43 | 6 | 4 |
| Sean O'Sullivan | Mtl | sp | 24 | 7.40 | 4 | 11 | 0 | 20 | 20 | 0 | 0 | 97.1 | 131 | 92 | 80 | 33 | 35 | 24 | 6 |
| Alexi Ogando | Oak | sp | 28 | 2.10 | 19 | 9 | 0 | 30 | 30 | 4 | 1 | 214.0 | 162 | 54 | 50 | 57 | 156 | 9 | 19 |
| Will Ohman* | KCR | mr | 34 | 2.47 | 5 | 1 | 1 | 33 | 0 | 0 | 0 | 58.1 | 45 | 19 | 16 | 17 | 45 | 6 | 5 |
| Darren Oliver* | Bal | mr | 41 | 3.48 | 2 | 5 | 1 | 39 | 0 | 0 | 0 | 51.2 | 43 | 25 | 20 | 9 | 48 | 7 | 0 |
| Lester Oliveros | Cle | mr | 24 | 3.24 | 2 | 0 | 0 | 14 | 0 | 0 | 0 | 25.0 | 23 | 9 | 9 | 6 | 19 | 1 | 5 |
| Logan Ondrusek | Det | mr | 27 | 3.96 | 5 | 4 | 2 | 41 | 0 | 0 | 0 | 63.2 | 69 | 29 | 28 | 23 | 40 | 5 | 8 |
| Ramon Ortiz | Oak | mr | 39 | 7.77 | 0 | 2 | 0 | 4 | 4 | 0 | 0 | 22.0 | 30 | 20 | 19 | 4 | 10 | 12 | 2 |
| Roy Oswalt | Was | sp | 34 | 5.31 | 2 | 3 | 0 | 7 | 7 | 1 | 0 | 39.0 | 52 | 24 | 23 | 11 | 28 | 2 | 0 |
| Vicente Padilla | KCR | cl | 34 | 9.64 | 0 | 0 | 0 | 8 | 0 | 0 | 0 | 9.1 | 9 | 10 | 10 | 7 | 11 | 1 | 0 |
| Jonathan Papelbon |   | cl | 31 | 1.86 | 2 | 3 | 27 | 54 | 0 | 0 | 0 | 58.0 | 41 | 13 | 12 | 8 | 74 | 3 | 0 |
| Joe Paterson* | Det | mr | 26 | 4.05 | 0 | 0 | 1 | 26 | 0 | 0 | 0 | 33.1 | 34 | 15 | 15 | 15 | 18 | 0 | 4 |
| Jake Peavy | Oak | sp | 31 | 2.51 | 11 | 7 | 0 | 22 | 22 | 2 | 1 | 150.2 | 135 | 53 | 42 | 22 | 145 | 8 | 5 |
| Brad Penny | Tex | sp | 34 | 9.16 | 4 | 15 | 0 | 30 | 30 | 0 | 0 | 129.2 | 193 | 145 | 132 | 70 | 61 | 21 | 17 |
| Joel Peralta | KCR | mr | 36 | 2.64 | 6 | 5 | 8 | 58 | 0 | 0 | 0 | 78.1 | 58 | 24 | 23 | 13 | 73 | 5 | 3 |
| Chris Perez | Mtl | cl | 26 | 2.65 | 6 | 7 | 19 | 51 | 0 | 0 | 0 | 68.0 | 54 | 25 | 20 | 23 | 44 | 7 | 5 |
| Luis Perez* | Tex | mr | 27 | 6.86 | 2 | 5 | 1 | 21 | 8 | 0 | 0 | 61.2 | 81 | 48 | 47 | 30 | 54 | 9 | 12 |
| Glen Perkins* | Oak | mr | 29 | 2.06 | 4 | 2 | 7 | 61 | 0 | 0 | 0 | 70.0 | 56 | 16 | 16 | 21 | 79 | 2 | 6 |
| Vinnie Pestano | Cle | mr | 27 | 3.11 | 6 | 3 | 8 | 59 | 0 | 0 | 0 | 63.2 | 46 | 23 | 22 | 29 | 77 | 5 | 5 |
| Zach Phillips* | Cle | mr | 25 | 0.00 | 0 | 0 | 0 | 7 | 0 | 0 | 0 | 4.0 | 2 | 0 | 0 | 2 | 1 | 0 | 0 |
| Rick Porcello | ChW | sp | 23 | 4.17 | 15 | 8 | 0 | 31 | 31 | 4 | 1 | 203.0 | 201 | 105 | 94 | 68 | 100 | 19 | 31 |
| Ramon S. Ramirez | Oak | mr | 30 | 1.72 | 4 | 4 | 32 | 58 | 0 | 0 | 0 | 68.0 | 45 | 13 | 13 | 13 | 56 | 5 | 4 |
| Clay Rapada* | Sea | mr | 31 | 6.23 | 1 | 1 | 0 | 13 | 0 | 0 | 0 | 8.2 | 10 | 6 | 6 | 6 | 6 | 1 | 0 |
| Jon Rauch | Tor | mr | 33 | 5.11 | 3 | 2 | 2 | 34 | 0 | 0 | 0 | 56.1 | 58 | 34 | 32 | 13 | 35 | 14 | 2 |
| Chad Reineke | Cle | sp | 30 | 3.60 | 0 | 1 | 0 | 2 | 1 | 0 | 0 | 5.0 | 5 | 3 | 2 | 6 | 3 | 1 | 2 |
| Chris Resop | NYY | mr | 29 | 4.76 | 2 | 2 | 2 | 16 | 0 | 0 | 0 | 22.2 | 26 | 12 | 12 | 8 | 28 | 3 | 1 |
| Greg Reynolds | Oak | mr | 26 | 4.18 | 1 | 2 | 0 | 4 | 4 | 0 | 0 | 28.0 | 25 | 13 | 13 | 7 | 11 | 4 | 4 |
| Matt Reynolds* | NYY | mr | 27 | 4.01 | 3 | 2 | 0 | 38 | 0 | 0 | 0 | 42.2 | 39 | 19 | 19 | 18 | 50 | 5 | 1 |
| Clayton Richard* | Tex | sp | 28 | 5.06 | 5 | 8 | 0 | 22 | 22 | 0 | 0 | 117.1 | 145 | 77 | 66 | 39 | 66 | 14 | 19 |
| Garrett Richards | NYY | mr | 24 | 16.71 | 0 | 1 | 0 | 14 | 0 | 0 | 0 | 21.0 | 42 | 40 | 39 | 20 | 15 | 6 | 4 |
| Mariano Rivera | KCR | cl | 42 | 2.03 | 3 | 4 | 32 | 58 | 0 | 0 | 0 | 71.0 | 64 | 17 | 16 | 11 | 62 | 3 | 11 |
| Fernando Rodney | NYY | mr | 35 | 4.06 | 1 | 1 | 4 | 30 | 0 | 0 | 0 | 31.0 | 31 | 14 | 14 | 26 | 30 | 3 | 7 |
| Fernando Rodriguez | LAA | mr | 28 | 4.26 | 1 | 4 | 0 | 36 | 0 | 0 | 0 | 57.0 | 59 | 31 | 27 | 40 | 56 | 9 | 5 |
| Francisco J Rodriguez | Tor | cl | 30 | 4.92 | 1 | 8 | 28 | 61 | 0 | 0 | 0 | 67.2 | 82 | 37 | 37 | 33 | 72 | 5 | 5 |
| Henry Rodriguez | LAA | mr | 25 | 4.50 | 4 | 4 | 1 | 50 | 0 | 0 | 0 | 66.0 | 56 | 33 | 33 | 58 | 67 | 2 | 6 |
| Josh Roenicke | ChW | mr | 29 | 3.15 | 1 | 2 | 0 | 23 | 0 | 0 | 0 | 20.0 | 17 | 8 | 7 | 8 | 12 | 1 | 0 |
| Esmil Rogers | NYY | sp | 26 | 6.71 | 4 | 6 | 0 | 30 | 13 | 2 | 0 | 102.0 | 127 | 82 | 76 | 54 | 68 | 18 | 12 |
| J.C. Romero* |   | mr | 36 | 4.50 | 0 | 1 | 0 | 12 | 0 | 0 | 0 | 12.0 | 13 | 10 | 6 | 11 | 7 | 0 | 2 |
| Ricky Romero* | Cle | sp | 27 | 3.63 | 14 | 8 | 0 | 32 | 32 | 2 | 2 | 205.2 | 194 | 93 | 83 | 75 | 166 | 17 | 26 |
| Sergio Romo | Min | mr | 29 | 2.09 | 4 | 2 | 3 | 47 | 0 | 0 | 0 | 56.0 | 43 | 13 | 13 | 9 | 72 | 3 | 4 |
| Tyson Ross | Bos | sp | 25 | 1.32 | 1 | 0 | 0 | 3 | 1 | 0 | 0 | 13.2 | 15 | 2 | 2 | 5 | 8 | 0 | 0 |
| Dan Runzler* | LAA | mr | 27 | 5.08 | 2 | 1 | 1 | 28 | 0 | 0 | 0 | 28.1 | 42 | 22 | 16 | 22 | 31 | 1 | 7 |
| Adam Russell | Was | mr | 29 | 5.16 | 2 | 1 | 0 | 21 | 0 | 0 | 0 | 29.2 | 20 | 19 | 17 | 18 | 20 | 2 | 1 |
| C.C. Sabathia* | Oak | sp | 31 | 2.57 | 17 | 10 | 0 | 33 | 33 | 9 | 3 | 248.2 | 225 | 91 | 71 | 54 | 249 | 14 | 23 |
| Alejandro Sanabia | Det | sp | 23 | 4.20 | 0 | 0 | 0 | 3 | 3 | 0 | 0 | 15.0 | 13 | 7 | 7 | 4 | 14 | 2 | 0 |
| Brian Sanches | Bos | mr | 33 | 3.40 | 2 | 2 | 2 | 31 | 0 | 0 | 0 | 45.0 | 43 | 20 | 17 | 17 | 35 | 2 | 2 |
| Eduardo Sanchez | Min | mr | 23 | 0.64 | 2 | 2 | 7 | 20 | 0 | 0 | 0 | 28.1 | 13 | 3 | 2 | 8 | 33 | 1 | 3 |
| Ervin Santana | Mtl | sp | 29 | 3.78 | 7 | 19 | 0 | 33 | 33 | 6 | 0 | 223.2 | 201 | 106 | 94 | 61 | 161 | 31 | 18 |
| Joe Saunders* | Det | sp | 31 | 4.15 | 12 | 10 | 0 | 32 | 32 | 3 | 1 | 201.2 | 194 | 105 | 93 | 92 | 92 | 31 | 34 |
| Max Scherzer | Tor | sp | 27 | 5.08 | 6 | 12 | 0 | 33 | 33 | 2 | 0 | 207.1 | 235 | 121 | 117 | 57 | 184 | 40 | 16 |
| Daniel Schlereth* | Det | mr | 26 | 2.64 | 2 | 2 | 1 | 29 | 0 | 0 | 0 | 47.2 | 26 | 14 | 14 | 38 | 43 | 6 | 5 |
| Michael Schwimer | Cle | mr | 26 | 6.30 | 0 | 1 | 0 | 12 | 0 | 0 | 0 | 10.0 | 10 | 7 | 7 | 4 | 8 | 2 | 0 |
| Evan Scribner | Sea | mr | 26 | 6.60 | 1 | 1 | 0 | 8 | 0 | 0 | 0 | 15.0 | 18 | 11 | 11 | 5 | 7 | 2 | 2 |
| Bryan Shaw | Tex | mr | 24 | 6.47 | 2 | 2 | 1 | 23 | 0 | 0 | 0 | 32.0 | 37 | 24 | 23 | 11 | 27 | 5 | 1 |
| James Shields | Bos | sp | 30 | 2.96 | 13 | 10 | 0 | 33 | 33 | 7 | 3 | 243.1 | 222 | 86 | 80 | 68 | 212 | 19 | 24 |
| Tony Sipp* | Cle | mr | 28 | 4.53 | 2 | 4 | 3 | 61 | 0 | 0 | 0 | 55.2 | 53 | 28 | 28 | 25 | 53 | 7 | 1 |
| Kevin Slowey | NYY | sp | 28 | 5.27 | 1 | 4 | 0 | 6 | 6 | 2 | 0 | 42.2 | 56 | 27 | 25 | 7 | 24 | 5 | 4 |
| Jordan Smith | Tex | mr | 26 | 27.00 | 0 | 1 | 0 | 2 | 0 | 0 | 0 | 1.1 | 4 | 4 | 4 | 2 | 0 | 0 | 0 |
| Andy Sonnanstine | NYY | mr | 29 | 4.97 | 1 | 4 | 0 | 15 | 4 | 0 | 0 | 38.0 | 47 | 24 | 21 | 9 | 14 | 11 | 5 |
| Rafael Soriano | Was | mr | 32 | 2.36 | 2 | 3 | 5 | 47 | 0 | 0 | 0 | 45.2 | 31 | 13 | 12 | 15 | 40 | 3 | 3 |
| Josh Spence* | ChW | mr | 24 | 1.04 | 5 | 1 | 4 | 32 | 0 | 0 | 0 | 34.2 | 10 | 5 | 4 | 12 | 35 | 2 | 3 |
| Craig Stammen | ChW | mr | 28 | 2.19 | 4 | 0 | 1 | 8 | 0 | 0 | 0 | 12.1 | 4 | 3 | 3 | 3 | 11 | 1 | 1 |
| Mitch Stetter* | Min | mr | 31 | 9.00 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 1.0 | 1 | 1 | 1 | 0 | 0 | 1 | 0 |
| Drew Storen | Bal | cl | 24 | 2.71 | 3 | 6 | 32 | 57 | 0 | 0 | 0 | 63.0 | 54 | 19 | 19 | 14 | 62 | 7 | 0 |
| Pedro Strop | ChW | mr | 27 | 3.91 | 4 | 1 | 2 | 19 | 0 | 0 | 0 | 25.1 | 22 | 11 | 11 | 13 | 18 | 1 | 6 |
| Eric Stults* | KCR | mr | 32 | 0.79 | 1 | 0 | 1 | 8 | 0 | 0 | 0 | 11.1 | 6 | 1 | 1 | 4 | 8 | 0 | 0 |
| Michael Stutes | ChW | mr | 25 | 2.51 | 2 | 1 | 4 | 51 | 0 | 0 | 0 | 71.2 | 44 | 20 | 20 | 32 | 64 | 10 | 4 |
| Mitch Talbot | LAA | sp | 28 | 6.27 | 5 | 8 | 0 | 16 | 16 | 1 | 0 | 94.2 | 117 | 68 | 66 | 45 | 64 | 11 | 14 |
| Rich Thompson |   | mr | 27 | 2.48 | 3 | 3 | 1 | 43 | 0 | 0 | 0 | 65.1 | 50 | 19 | 18 | 23 | 67 | 4 | 3 |
| Matt Thornton* | Was | mr | 35 | 3.26 | 4 | 3 | 2 | 59 | 0 | 0 | 0 | 60.2 | 54 | 22 | 22 | 10 | 65 | 2 | 1 |
| Brett Tomko | NYY | mr | 39 | 5.70 | 0 | 0 | 0 | 10 | 0 | 0 | 0 | 23.2 | 25 | 15 | 15 | 12 | 17 | 4 | 4 |
| Alexander Torres* | LAA | mr | 24 | 6.17 | 0 | 0 | 0 | 3 | 0 | 0 | 0 | 11.2 | 16 | 8 | 8 | 5 | 9 | 0 | 3 |
| Raul Valdes* | Det | mr | 34 | 7.36 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 3.2 | 7 | 3 | 3 | 4 | 5 | 1 | 0 |
| Jason Vargas* | Bal | sp | 29 | 3.77 | 11 | 9 | 0 | 29 | 29 | 2 | 0 | 188.2 | 206 | 94 | 79 | 48 | 145 | 17 | 13 |
| Javier Vazquez | Bos | sp | 35 | 1.73 | 7 | 0 | 0 | 8 | 8 | 1 | 1 | 62.1 | 54 | 13 | 12 | 12 | 47 | 1 | 5 |
| Jonny Venters* | Tex | mr | 27 | 2.48 | 5 | 4 | 36 | 69 | 0 | 0 | 0 | 90.2 | 65 | 27 | 25 | 37 | 107 | 4 | 12 |
| Jose Veras | ChW | mr | 31 | 2.46 | 6 | 5 | 10 | 56 | 0 | 0 | 0 | 84.0 | 53 | 24 | 23 | 44 | 79 | 6 | 2 |
| Justin Verlander | Cle | sp | 29 | 2.68 | 15 | 13 | 0 | 34 | 34 | 3 | 2 | 255.1 | 186 | 90 | 76 | 78 | 247 | 20 | 8 |
| Carlos Villanueva | Mtl | mr | 28 | 3.97 | 1 | 6 | 1 | 29 | 4 | 0 | 0 | 70.1 | 67 | 33 | 31 | 22 | 23 | 11 | 5 |
| Brayan Villarreal | Tor | mr | 25 | 6.00 | 2 | 1 | 0 | 9 | 0 | 0 | 0 | 9.0 | 13 | 7 | 6 | 7 | 9 | 1 | 1 |
| Edinson Volquez | Mtl | sp | 28 | 4.78 | 5 | 9 | 0 | 20 | 20 | 0 | 0 | 105.1 | 111 | 60 | 56 | 71 | 96 | 11 | 12 |
| Chris Volstad | KCR | sp | 25 | 4.80 | 8 | 15 | 0 | 28 | 28 | 2 | 0 | 176.1 | 212 | 110 | 94 | 53 | 117 | 28 | 15 |
| Cory Wade | Bos | mr | 29 | 4.09 | 7 | 3 | 10 | 27 | 0 | 0 | 0 | 44.0 | 36 | 20 | 20 | 7 | 38 | 7 | 0 |
| Tim Wakefield | Sea | sp | 45 | 5.16 | 5 | 11 | 0 | 27 | 27 | 1 | 0 | 165.2 | 177 | 105 | 95 | 55 | 99 | 23 | 12 |
| Chien-Ming Wang | Mtl | sp | 32 | 4.52 | 4 | 7 | 0 | 15 | 15 | 1 | 1 | 93.2 | 116 | 50 | 47 | 27 | 30 | 13 | 4 |
| Robbie Weinhardt | LAA | mr | 26 | 13.50 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 2.0 | 6 | 3 | 3 | 0 | 2 | 0 | 0 |
| Dan Wheeler | NYY | mr | 34 | 3.04 | 1 | 0 | 4 | 16 | 0 | 0 | 0 | 23.2 | 21 | 8 | 8 | 5 | 25 | 4 | 1 |
| Alex White | NYY | sp | 23 | 8.70 | 2 | 9 | 0 | 14 | 14 | 0 | 0 | 69.1 | 103 | 76 | 67 | 38 | 44 | 23 | 3 |
| Dontrelle Willis* | Was | sp | 30 | 5.73 | 4 | 6 | 0 | 12 | 12 | 0 | 0 | 66.0 | 61 | 44 | 42 | 39 | 48 | 8 | 6 |
| C.J. Wilson* | Was | sp | 31 | 2.66 | 18 | 6 | 0 | 34 | 34 | 7 | 3 | 253.1 | 195 | 80 | 75 | 81 | 215 | 13 | 37 |
| Randy Wolf* | ChW | sp | 35 | 3.81 | 17 | 7 | 0 | 33 | 33 | 2 | 0 | 215.0 | 224 | 103 | 91 | 66 | 126 | 21 | 26 |
| Kerry Wood | Oak | mr | 35 | 4.23 | 3 | 3 | 0 | 38 | 0 | 0 | 0 | 55.1 | 44 | 27 | 26 | 14 | 57 | 5 | 2 |
| Vance Worley | ChW | sp | 24 | 3.28 | 9 | 9 | 0 | 26 | 25 | 3 | 1 | 161.2 | 141 | 66 | 59 | 60 | 142 | 17 | 13 |
| Jamey Wright | Bal | mr | 37 | 3.17 | 1 | 1 | 1 | 50 | 0 | 0 | 0 | 71.0 | 84 | 25 | 25 | 27 | 48 | 4 | 10 |
| Wesley Wright* | Bos | mr | 27 | 13.50 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 1.1 | 2 | 2 | 2 | 1 | 1 | 0 | 0 |
| Michael Wuertz | Sea | mr | 33 | 7.88 | 0 | 0 | 0 | 4 | 0 | 0 | 0 | 8.0 | 9 | 8 | 7 | 3 | 7 | 3 | 1 |
| Brad Ziegler | NYY | mr | 32 | 2.93 | 1 | 4 | 4 | 45 | 0 | 0 | 0 | 55.1 | 63 | 20 | 18 | 13 | 36 | 2 | 13 |
| Jordan Zimmermann | Bal | sp | 26 | 3.62 | 13 | 7 | 0 | 29 | 29 | 2 | 1 | 194.0 | 215 | 86 | 78 | 30 | 140 | 13 | 9 |
| Barry Zito* |   | sp | 34 | 5.40 | 0 | 8 | 0 | 11 | 11 | 0 | 0 | 63.1 | 62 | 46 | 38 | 41 | 30 | 12 | 11 |
| Secondary |
| Name | Team | P | Age | SB | CS | IW | HBP | WP | BK | SH | SF | H/9 | BB/9 | R/9 | K/9 | HR/9 | K/BB | WHIP |
| Fernando Abad* | NYY | mr | 26 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 13.1 | 3.6 | 16.8 | 8.0 | 1.5 | 2.2 | 1.86 |
| Alfredo Aceves | Was | mr | 29 | 11 | 3 | 2 | 16 | 0 | 0 | 6 | 8 | 6.7 | 2.6 | 10.3 | 6.2 | 0.8 | 2.3 | 1.03 |
| Matt Albers | Tex | mr | 29 | 1 | 0 | 1 | 3 | 2 | 0 | 0 | 4 | 8.6 | 4.8 | 13.7 | 10.1 | 1.2 | 2.1 | 1.49 |
| Al Alburquerque | Det | mr | 26 | 1 | 0 | 0 | 3 | 2 | 0 | 0 | 0 | 4.5 | 4.5 | 9.5 | 14.3 | 0.2 | 3.2 | 0.99 |
| Henderson Alvarez | Tor | sp | 22 | 1 | 0 | 4 | 4 | 4 | 0 | 0 | 3 | 10.1 | 1.5 | 12.0 | 4.2 | 1.6 | 2.7 | 1.29 |
| Jose Arredondo | Cle | mr | 28 | 1 | 2 | 0 | 4 | 6 | 1 | 1 | 3 | 7.3 | 4.4 | 12.3 | 8.9 | 0.9 | 2.0 | 1.30 |
| Bronson Arroyo | NYY | sp | 35 | 4 | 0 | 4 | 1 | 0 | 0 | 2 | 2 | 12.5 | 2.6 | 15.3 | 5.2 | 2.4 | 2.0 | 1.68 |
| Mitch Atkins | NYY | sp | 26 | 1 | 0 | 1 | 5 | 1 | 0 | 0 | 0 | 12.3 | 2.3 | 17.6 | 5.3 | 4.1 | 2.3 | 1.63 |
| John Axford |   | cl | 29 | 2 | 1 | 1 | 3 | 6 | 0 | 2 | 4 | 8.1 | 3.5 | 11.9 | 10.9 | 0.2 | 3.1 | 1.28 |
| Burke Badenhop | KCR | mr | 29 | 3 | 2 | 1 | 6 | 5 | 0 | 1 | 5 | 8.7 | 4.2 | 13.6 | 6.9 | 0.4 | 1.6 | 1.43 |
| Danys Baez | Min | mr | 34 | 2 | 0 | 1 | 3 | 1 | 0 | 0 | 1 | 8.8 | 2.8 | 13.0 | 4.7 | 0.5 | 1.7 | 1.29 |
| Homer Bailey | Tor | sp | 26 | 13 | 8 | 7 | 6 | 2 | 0 | 2 | 7 | 10.2 | 2.6 | 13.2 | 6.9 | 1.6 | 2.6 | 1.43 |
| Daniel Bard | Tor | mr | 27 | 2 | 2 | 6 | 3 | 2 | 0 | 5 | 3 | 5.2 | 3.0 | 8.5 | 7.5 | 0.7 | 2.5 | 0.91 |
| Anthony Bass | Bal | mr | 24 | 1 | 3 | 0 | 0 | 1 | 0 | 0 | 0 | 9.0 | 3.8 | 12.8 | 4.7 | 1.4 | 1.3 | 1.42 |
| Miguel Batista | Oak | mr | 41 | 2 | 0 | 4 | 7 | 3 | 0 | 1 | 1 | 6.3 | 4.6 | 12.0 | 4.3 | 0.3 | 0.9 | 1.21 |
| Brandon Beachy | Oak | sp | 25 | 4 | 8 | 2 | 8 | 10 | 1 | 3 | 4 | 6.8 | 2.5 | 9.6 | 10.7 | 0.9 | 4.3 | 1.03 |
| Blake Beavan | Tor | sp | 23 | 4 | 2 | 12 | 6 | 5 | 0 | 1 | 5 | 8.4 | 2.3 | 11.2 | 4.5 | 1.1 | 1.9 | 1.20 |
| Josh Beckett | KCR | sp | 32 | 26 | 5 | 0 | 6 | 5 | 0 | 4 | 6 | 6.3 | 2.7 | 9.3 | 8.4 | 0.6 | 3.1 | 1.00 |
| Erik Bedard* | Tex | sp | 33 | 5 | 2 | 0 | 7 | 6 | 0 | 2 | 6 | 9.3 | 3.1 | 12.8 | 8.7 | 1.1 | 2.8 | 1.38 |
| Matt Belisle | Bos | mr | 32 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 15.0 | 0.0 | 15.0 | 9.0 | 3.0 | 99.0 | 1.67 |
| Trevor Bell | LAA | mr | 25 | 0 | 1 | 0 | 0 | 4 | 0 | 2 | 2 | 10.8 | 3.3 | 14.1 | 5.4 | 0.3 | 1.6 | 1.57 |
| Duane Below* | Bal | mr | 26 | 1 | 0 | 0 | 1 | 6 | 0 | 1 | 2 | 7.6 | 3.6 | 11.5 | 4.0 | 1.3 | 1.1 | 1.24 |
| Joaquin Benoit | Was | mr | 34 | 0 | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 11.4 | 5.0 | 17.1 | 9.9 | 2.8 | 2.0 | 1.82 |
| Justin Berg | Mtl | mr | 28 | 0 | 0 | 2 | 1 | 1 | 0 | 1 | 0 | 9.8 | 6.8 | 17.3 | 7.5 | 2.3 | 1.1 | 1.83 |
| Brad Bergesen | Tex | mr | 26 | 6 | 1 | 0 | 4 | 2 | 0 | 0 | 5 | 11.7 | 2.5 | 14.5 | 6.4 | 1.7 | 2.6 | 1.58 |
| Dellin Betances | Bal | sp | 24 | 0 | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 12.6 | 1.8 | 16.2 | 7.2 | 1.8 | 4.0 | 1.60 |
| Jerry Blevins* | Sea | mr | 28 | 1 | 1 | 0 | 1 | 0 | 0 | 0 | 1 | 8.3 | 3.1 | 11.7 | 7.1 | 0.6 | 2.3 | 1.26 |
| Mitchell Boggs | Det | mr | 28 | 2 | 1 | 3 | 0 | 4 | 0 | 0 | 1 | 8.8 | 3.0 | 11.7 | 5.9 | 0.6 | 2.0 | 1.30 |
| Dallas Braden* | Bos | sp | 28 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 14.4 | 3.6 | 18.0 | 10.8 | 3.6 | 3.0 | 2.00 |
| Zachary Britton* | Tex | sp | 24 | 10 | 2 | 3 | 2 | 8 | 0 | 6 | 5 | 11.0 | 3.1 | 14.3 | 7.2 | 0.7 | 2.3 | 1.57 |
| Rex Brothers* | NYY | mr | 24 | 1 | 1 | 2 | 0 | 4 | 0 | 1 | 1 | 6.2 | 4.6 | 10.8 | 9.7 | 1.1 | 2.1 | 1.20 |
| Jonathan Broxton | Tor | cl | 28 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 9.6 | 5.8 | 15.4 | 6.8 | 1.0 | 1.2 | 1.71 |
| Clay Buchholz | Cle | sp | 27 | 2 | 1 | 1 | 3 | 6 | 0 | 2 | 4 | 8.6 | 4.3 | 13.1 | 6.5 | 1.3 | 1.5 | 1.43 |
| Taylor Buchholz | ChW | mr | 30 | 2 | 0 | 3 | 0 | 1 | 0 | 0 | 0 | 6.1 | 2.6 | 8.7 | 12.6 | 0.4 | 4.8 | 0.97 |
| Madison Bumgarner* | Mtl | sp | 22 | 11 | 9 | 0 | 5 | 0 | 2 | 2 | 9 | 9.1 | 2.1 | 11.5 | 8.8 | 0.4 | 4.1 | 1.25 |
| Alex Burnett | Was | mr | 24 | 0 | 0 | 0 | 1 | 1 | 0 | 0 | 1 | 6.9 | 2.8 | 10.4 | 9.0 | 0.0 | 3.3 | 1.08 |
| Brian Burres* | Sea | mr | 31 | 1 | 0 | 0 | 1 | 3 | 0 | 0 | 1 | 11.5 | 4.6 | 16.7 | 5.7 | 2.9 | 1.3 | 1.79 |
| Tim Byrdak* | KCR | mr | 38 | 0 | 0 | 2 | 1 | 1 | 0 | 2 | 1 | 5.4 | 4.8 | 10.4 | 10.8 | 0.2 | 2.3 | 1.13 |
| Shawn Camp | Det | mr | 36 | 4 | 1 | 3 | 5 | 0 | 0 | 0 | 4 | 11.0 | 1.7 | 13.4 | 4.5 | 0.4 | 2.7 | 1.41 |
| Matt Capps | Sea | mr | 28 | 3 | 1 | 3 | 2 | 1 | 0 | 1 | 2 | 9.4 | 1.1 | 10.8 | 4.5 | 1.9 | 4.3 | 1.17 |
| Fausto Carmona | LAA | sp | 28 | 15 | 5 | 2 | 16 | 4 | 0 | 3 | 8 | 11.1 | 2.3 | 14.0 | 4.6 | 1.0 | 2.1 | 1.48 |
| Chris Carpenter | Bos | sp | 37 | 1 | 1 | 0 | 2 | 2 | 0 | 1 | 1 | 11.2 | 2.4 | 14.0 | 8.2 | 1.1 | 3.4 | 1.51 |
| Chris Carpenter | Tor | mr | 26 | 0 | 0 | 0 | 0 | 4 | 0 | 0 | 1 | 16.2 | 16.2 | 32.4 | 7.6 | 4.3 | 0.5 | 3.60 |
| David Carpenter | Tor | mr | 26 | 4 | 0 | 3 | 4 | 2 | 0 | 0 | 1 | 8.7 | 2.0 | 11.6 | 9.7 | 1.0 | 4.9 | 1.18 |
| Drew Carpenter | Tor | mr | 27 | 0 | 0 | 0 | 0 | 4 | 0 | 0 | 1 | 17.5 | 5.8 | 23.4 | 10.2 | 5.1 | 1.8 | 2.59 |
| D.J. Carrasco | Mtl | mr | 35 | 2 | 1 | 3 | 4 | 2 | 0 | 1 | 2 | 8.2 | 4.1 | 13.7 | 5.1 | 0.3 | 1.3 | 1.37 |
| Joel Carreno | KCR | mr | 25 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 7.4 | 3.2 | 10.6 | 5.8 | 0.5 | 1.8 | 1.18 |
| Bobby Cassevah | NYY | mr | 26 | 0 | 0 | 1 | 0 | 5 | 0 | 1 | 1 | 6.7 | 5.4 | 12.1 | 6.7 | 0.0 | 1.2 | 1.34 |
| Alberto Castillo* | KCR | mr | 36 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 12.3 | 9.8 | 22.1 | 4.9 | 0.0 | 0.5 | 2.45 |
| Brett Cecil* | Tor | sp | 25 | 9 | 0 | 9 | 5 | 0 | 0 | 5 | 1 | 9.4 | 3.5 | 13.3 | 6.4 | 1.6 | 1.9 | 1.43 |
| Jose Ceda | ChW | mr | 25 | 0 | 1 | 2 | 0 | 0 | 0 | 1 | 0 | 6.8 | 6.8 | 13.5 | 2.3 | 2.3 | 0.3 | 1.50 |
| Jhoulys Chacin | Cle | sp | 24 | 13 | 6 | 6 | 7 | 10 | 0 | 2 | 2 | 8.0 | 4.6 | 13.0 | 5.8 | 0.9 | 1.3 | 1.40 |
| Bruce Chen* | Cle | sp | 35 | 10 | 5 | 2 | 5 | 4 | 0 | 3 | 5 | 8.1 | 3.2 | 11.5 | 6.4 | 0.8 | 2.0 | 1.25 |
| Randy Choate* | Min | mr | 36 | 0 | 1 | 2 | 0 | 1 | 0 | 1 | 2 | 4.5 | 7.0 | 11.5 | 11.5 | 1.2 | 1.6 | 1.27 |
| Steve Cishek | Cle | mr | 26 | 4 | 1 | 2 | 6 | 7 | 0 | 0 | 1 | 6.4 | 2.3 | 9.6 | 8.9 | 0.4 | 3.8 | 0.97 |
| Tyler Clippard | Sea | mr | 27 | 3 | 3 | 0 | 1 | 0 | 0 | 1 | 0 | 3.9 | 2.0 | 6.1 | 10.7 | 0.5 | 5.2 | 0.66 |
| Phil Coke* | Bal | mr | 29 | 1 | 2 | 1 | 8 | 6 | 0 | 2 | 1 | 12.8 | 4.4 | 18.2 | 5.5 | 0.6 | 1.2 | 1.91 |
| Casey Coleman | Tex | sp | 24 | 2 | 1 | 2 | 0 | 5 | 0 | 0 | 4 | 12.8 | 3.6 | 16.4 | 6.5 | 1.3 | 1.8 | 1.83 |
| Louis Coleman | Oak | mr | 26 | 0 | 1 | 0 | 2 | 2 | 0 | 0 | 0 | 6.5 | 5.2 | 12.0 | 10.4 | 1.5 | 2.0 | 1.29 |
| Josh Collmenter | Mtl | sp | 26 | 4 | 1 | 1 | 8 | 1 | 2 | 3 | 3 | 9.2 | 1.4 | 11.0 | 5.8 | 1.4 | 4.2 | 1.18 |
| Bartolo Colon | Sea | sp | 39 | 8 | 5 | 8 | 1 | 0 | 0 | 6 | 6 | 9.1 | 2.3 | 11.4 | 7.5 | 1.5 | 3.3 | 1.26 |
| Aaron Cook | LAA | sp | 33 | 9 | 3 | 1 | 6 | 2 | 0 | 1 | 5 | 11.2 | 2.6 | 14.3 | 4.8 | 0.5 | 1.8 | 1.54 |
| Francisco Cordero | Tex | cl | 37 | 7 | 1 | 7 | 3 | 2 | 1 | 1 | 6 | 8.2 | 3.6 | 12.1 | 5.3 | 0.9 | 1.5 | 1.31 |
| Kevin Correia | LAA | sp | 31 | 6 | 2 | 0 | 3 | 7 | 0 | 6 | 6 | 10.2 | 2.6 | 12.9 | 4.6 | 0.8 | 1.8 | 1.42 |
| Bobby Cramer* | Was | mr | 32 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5.6 | 3.4 | 9.0 | 4.5 | 0.0 | 1.3 | 1.00 |
| Juan Cruz | Cle | mr | 33 | 6 | 1 | 3 | 0 | 1 | 0 | 2 | 2 | 8.3 | 5.2 | 13.5 | 8.3 | 1.1 | 1.6 | 1.50 |
| Johnny Cueto | Sea | sp | 26 | 9 | 4 | 0 | 14 | 8 | 0 | 2 | 5 | 8.0 | 3.0 | 11.7 | 5.4 | 0.7 | 1.8 | 1.23 |
| John Danks* | NYY | sp | 27 | 9 | 5 | 6 | 7 | 6 | 0 | 2 | 6 | 10.7 | 2.6 | 13.6 | 8.0 | 0.9 | 3.0 | 1.48 |
| Kyle Davies | NYY | sp | 28 | 15 | 6 | 5 | 10 | 2 | 0 | 1 | 6 | 13.5 | 3.3 | 17.8 | 7.7 | 1.5 | 2.3 | 1.87 |
| Wade Davis | Min | sp | 26 | 2 | 3 | 2 | 6 | 6 | 0 | 3 | 4 | 9.6 | 2.9 | 12.8 | 5.7 | 1.1 | 2.0 | 1.39 |
| Justin De Fratus | Tex | mr | 24 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3.0 | 3.0 | 6.0 | 12.0 | 0.0 | 4.0 | 0.67 |
| Eulogio De La Cruz | KCR | mr | 28 | 0 | 1 | 0 | 1 | 2 | 0 | 0 | 0 | 8.3 | 4.7 | 13.5 | 2.6 | 0.0 | 0.6 | 1.44 |
| Jorge de la Rosa* | Was | sp | 31 | 7 | 1 | 1 | 3 | 11 | 2 | 3 | 3 | 7.0 | 3.8 | 11.1 | 8.6 | 0.8 | 2.3 | 1.20 |
| Fautino De Los Santos | Cle | mr | 26 | 2 | 1 | 1 | 0 | 9 | 0 | 0 | 1 | 8.8 | 3.9 | 12.7 | 11.6 | 0.9 | 3.0 | 1.41 |
| Steve Delabar | Sea | mr | 28 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 15.4 | 3.9 | 20.6 | 7.7 | 2.6 | 2.0 | 2.14 |
| Randall Delgado | Det | sp | 22 | 6 | 2 | 0 | 1 | 1 | 0 | 0 | 3 | 8.0 | 3.0 | 11.2 | 4.9 | 2.3 | 1.6 | 1.23 |
| Ryan Dempster | LAA | sp | 35 | 17 | 4 | 7 | 8 | 9 | 0 | 7 | 14 | 9.8 | 4.1 | 14.3 | 8.1 | 1.1 | 2.0 | 1.55 |
| Joey Devine | Min | mr | 28 | 2 | 0 | 0 | 3 | 0 | 0 | 0 | 3 | 5.0 | 2.9 | 9.1 | 6.6 | 0.0 | 2.3 | 0.88 |
| R.A. Dickey | Bos | sp | 37 | 6 | 3 | 3 | 14 | 7 | 0 | 2 | 5 | 8.7 | 2.2 | 11.5 | 6.0 | 0.9 | 2.7 | 1.21 |
| Felix Doubront* | LAA | mr | 24 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0 | 7.9 | 5.3 | 13.2 | 4.6 | 0.7 | 0.9 | 1.46 |
| Brian Duensing* | Bal | sp | 29 | 9 | 4 | 2 | 0 | 0 | 0 | 4 | 9 | 11.9 | 3.4 | 15.3 | 6.5 | 1.0 | 1.9 | 1.70 |
| Zach Duke* | Bos | mr | 29 | 0 | 0 | 1 | 2 | 0 | 0 | 1 | 0 | 14.1 | 2.1 | 17.1 | 5.6 | 0.9 | 2.6 | 1.81 |
| Phil Dumatrait* | Tor | mr | 30 | 4 | 1 | 4 | 0 | 0 | 0 | 0 | 1 | 9.8 | 6.8 | 16.5 | 5.3 | 2.1 | 0.8 | 1.83 |
| Michael Dunn* | Min | mr | 27 | 1 | 0 | 3 | 5 | 2 | 0 | 0 | 3 | 8.0 | 4.9 | 13.6 | 9.4 | 1.2 | 1.9 | 1.44 |
| Chad Durbin | KCR | mr | 34 | 1 | 0 | 0 | 1 | 2 | 0 | 0 | 1 | 10.1 | 1.9 | 12.5 | 6.3 | 1.0 | 3.3 | 1.34 |
| Nathan Eovaldi | NYY | sp | 22 | 1 | 0 | 1 | 0 | 0 | 1 | 1 | 0 | 8.8 | 5.8 | 14.6 | 6.4 | 0.6 | 1.1 | 1.62 |
| Sergio Escalona* | Bos | mr | 27 | 2 | 0 | 1 | 1 | 1 | 0 | 3 | 1 | 9.2 | 7.5 | 17.1 | 9.6 | 2.1 | 1.3 | 1.86 |
| Marco Estrada | Tor | mr | 28 | 5 | 2 | 3 | 2 | 3 | 2 | 5 | 2 | 8.9 | 3.4 | 12.5 | 8.5 | 1.3 | 2.5 | 1.37 |
| Kyle Farnsworth | Min | cl | 36 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3.5 | 0.9 | 4.4 | 8.7 | 0.9 | 10.0 | 0.48 |
| Nelson Figueroa | Tex | sp | 38 | 1 | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 17.4 | 3.9 | 21.2 | 3.4 | 1.4 | 0.9 | 2.36 |
| Carlos Fisher | KCR | mr | 29 | 4 | 1 | 0 | 1 | 2 | 0 | 0 | 1 | 14.4 | 3.0 | 17.8 | 3.0 | 2.2 | 1.0 | 1.93 |
| Doug Fister | Bos | sp | 28 | 3 | 8 | 2 | 19 | 4 | 1 | 3 | 6 | 8.8 | 1.8 | 11.3 | 6.2 | 0.6 | 3.5 | 1.18 |
| Frank Francisco | Oak | cl | 32 | 2 | 1 | 4 | 0 | 3 | 0 | 2 | 1 | 5.8 | 2.6 | 8.4 | 8.9 | 0.2 | 3.4 | 0.93 |
| Ryan Franklin | Tex | mr | 39 | 3 | 0 | 0 | 1 | 1 | 0 | 0 | 0 | 16.0 | 3.0 | 19.5 | 7.5 | 6.0 | 2.5 | 2.11 |
| Jason Frasor | Bal | mr | 34 | 2 | 0 | 0 | 2 | 1 | 0 | 0 | 0 | 8.9 | 2.9 | 12.3 | 8.9 | 1.5 | 3.1 | 1.32 |
| Ernesto Frieri | Mtl | mr | 26 | 5 | 1 | 4 | 5 | 1 | 0 | 2 | 3 | 6.4 | 4.2 | 11.4 | 10.3 | 1.4 | 2.4 | 1.18 |
| Yovani Gallardo | Sea | sp | 26 | 8 | 7 | 0 | 5 | 8 | 0 | 2 | 4 | 9.6 | 2.6 | 12.4 | 9.2 | 1.4 | 3.5 | 1.36 |
| Freddy Garcia | Was | sp | 36 | 11 | 1 | 0 | 7 | 2 | 0 | 1 | 4 | 9.0 | 2.9 | 12.2 | 6.1 | 0.8 | 2.1 | 1.31 |
| Jaime Garcia* | Sea | sp | 25 | 9 | 7 | 2 | 6 | 7 | 1 | 5 | 4 | 10.5 | 2.5 | 13.2 | 6.3 | 0.9 | 2.5 | 1.44 |
| Matt Garza | Bal | sp | 28 | 6 | 5 | 0 | 3 | 3 | 0 | 6 | 3 | 9.4 | 2.7 | 12.3 | 8.7 | 0.8 | 3.2 | 1.35 |
| Graham Godfrey | ChW | sp | 27 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 12.5 | 1.4 | 13.8 | 4.2 | 1.4 | 3.0 | 1.54 |
| Brandon Gomes | Bos | mr | 27 | 4 | 0 | 1 | 3 | 0 | 0 | 1 | 1 | 8.3 | 3.5 | 12.6 | 7.5 | 0.5 | 2.2 | 1.31 |
| Jeanmar Gomez | KCR | sp | 24 | 6 | 2 | 0 | 3 | 1 | 0 | 0 | 3 | 10.4 | 2.6 | 13.4 | 4.3 | 0.4 | 1.7 | 1.45 |
| Mike Gonzalez* | Min | mr | 34 | 3 | 1 | 1 | 2 | 1 | 0 | 3 | 1 | 7.2 | 5.6 | 13.1 | 9.2 | 1.2 | 1.6 | 1.42 |
| Brian Gordon | Sea | sp | 33 | 1 | 1 | 0 | 5 | 1 | 0 | 0 | 0 | 8.4 | 0.4 | 11.1 | 5.3 | 1.3 | 12.0 | 0.98 |
| Jeff Gray | Was | mr | 30 | 2 | 0 | 0 | 1 | 5 | 0 | 0 | 3 | 10.3 | 3.7 | 14.1 | 4.5 | 0.8 | 1.2 | 1.55 |
| Luke Gregerson | Mtl | mr | 28 | 2 | 3 | 0 | 2 | 1 | 1 | 0 | 4 | 11.3 | 2.0 | 13.6 | 6.1 | 0.4 | 3.1 | 1.48 |
| Zack Greinke | Bos | sp | 28 | 5 | 5 | 1 | 8 | 10 | 0 | 2 | 2 | 8.9 | 2.9 | 12.2 | 10.4 | 1.0 | 3.6 | 1.32 |
| Javy Guerra | Tex | cl | 26 | 3 | 0 | 0 | 4 | 0 | 0 | 0 | 1 | 9.2 | 2.9 | 12.7 | 9.0 | 0.3 | 3.1 | 1.34 |
| Juan Gutierrez | Min | mr | 28 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 1 | 9.5 | 3.7 | 13.8 | 9.5 | 1.6 | 2.6 | 1.47 |
| Jason Hammel | ChW | sp | 29 | 14 | 3 | 2 | 2 | 7 | 1 | 4 | 12 | 7.7 | 3.8 | 11.6 | 4.3 | 1.2 | 1.1 | 1.28 |
| Erik Hamren | Min | mr | 25 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 9.0 | 9.0 | 18.0 | 18.0 | 0.0 | 2.0 | 2.00 |
| Brad Hand* | Min | sp | 22 | 2 | 2 | 3 | 5 | 1 | 0 | 1 | 2 | 8.6 | 5.8 | 14.9 | 5.7 | 1.9 | 1.0 | 1.60 |
| Joel Hanrahan | Tex | cl | 30 | 5 | 0 | 0 | 2 | 10 | 0 | 2 | 2 | 7.5 | 2.1 | 9.8 | 8.0 | 0.5 | 3.8 | 1.06 |
| Tommy Hanson | Was | sp | 25 | 15 | 3 | 1 | 5 | 6 | 0 | 0 | 1 | 7.5 | 2.9 | 10.7 | 9.6 | 1.8 | 3.4 | 1.15 |
| J.A. Happ* | LAA | sp | 29 | 14 | 6 | 11 | 2 | 2 | 0 | 4 | 6 | 9.9 | 5.3 | 15.3 | 7.8 | 1.4 | 1.5 | 1.69 |
| Blake Hawksworth | LAA | mr | 29 | 3 | 0 | 1 | 0 | 3 | 0 | 0 | 1 | 8.2 | 2.4 | 10.6 | 7.1 | 1.1 | 2.9 | 1.18 |
| Aaron Heilman | LAA | mr | 33 | 1 | 0 | 0 | 2 | 0 | 0 | 0 | 1 | 10.5 | 3.2 | 14.4 | 9.1 | 2.1 | 2.9 | 1.52 |
| Liam Hendriks | KCR | sp | 23 | 0 | 1 | 0 | 2 | 1 | 0 | 0 | 0 | 10.6 | 2.5 | 14.7 | 5.7 | 1.6 | 2.3 | 1.45 |
| Clay Hensley | ChW | mr | 32 | 3 | 1 | 0 | 2 | 0 | 0 | 0 | 0 | 11.5 | 7.4 | 20.3 | 5.4 | 1.3 | 0.7 | 2.10 |
| David Hernandez | ChW | mr | 27 | 3 | 0 | 4 | 1 | 9 | 1 | 2 | 5 | 5.6 | 3.7 | 9.4 | 7.8 | 0.7 | 2.1 | 1.03 |
| Felix Hernandez | Min | sp | 26 | 10 | 7 | 2 | 7 | 8 | 0 | 5 | 5 | 8.9 | 2.9 | 12.1 | 8.6 | 0.8 | 3.0 | 1.31 |
| Livan Hernandez | Det | sp | 37 | 9 | 5 | 3 | 10 | 1 | 0 | 2 | 7 | 12.8 | 3.0 | 16.4 | 4.3 | 0.6 | 1.4 | 1.76 |
| Kelvin Herrera | KCR | mr | 22 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 13.5 | 0.0 | 13.5 | 0.0 | 13.5 | 0.0 | 1.50 |
| Frank Herrmann | LAA | mr | 28 | 1 | 4 | 5 | 0 | 0 | 0 | 0 | 2 | 8.3 | 3.1 | 11.4 | 5.2 | 0.7 | 1.7 | 1.26 |
| Rich Hill* | Cle | mr | 32 | 2 | 0 | 0 | 1 | 2 | 0 | 0 | 0 | 4.3 | 0.0 | 5.4 | 7.6 | 1.1 | 99.0 | 0.48 |
| Jim Hoey | Tor | mr | 29 | 2 | 1 | 1 | 2 | 2 | 0 | 0 | 1 | 7.4 | 3.4 | 11.5 | 5.9 | 0.0 | 1.7 | 1.21 |
| Greg Holland | Min | mr | 26 | 1 | 1 | 2 | 2 | 2 | 0 | 7 | 2 | 6.5 | 3.2 | 9.9 | 9.6 | 0.5 | 3.0 | 1.08 |
| J.P. Howell* | Was | mr | 29 | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 8.3 | 4.4 | 13.3 | 8.3 | 0.0 | 1.9 | 1.42 |
| Jared Hughes | Cle | mr | 26 | 2 | 1 | 1 | 1 | 1 | 0 | 0 | 1 | 13.9 | 7.7 | 22.4 | 8.5 | 0.8 | 1.1 | 2.40 |
| Phil Hughes | Bos | sp | 26 | 12 | 3 | 0 | 2 | 6 | 0 | 2 | 5 | 10.4 | 2.7 | 13.3 | 6.4 | 1.0 | 2.4 | 1.46 |
| Tommy Hunter | KCR | sp | 25 | 7 | 1 | 1 | 4 | 0 | 0 | 2 | 5 | 10.1 | 1.9 | 12.2 | 5.0 | 0.4 | 2.7 | 1.32 |
| Ryota Igarashi | Tex | mr | 33 | 5 | 0 | 0 | 5 | 2 | 0 | 1 | 0 | 9.7 | 5.2 | 16.3 | 10.0 | 1.8 | 1.9 | 1.66 |
| Jason Isringhausen | Sea | mr | 39 | 4 | 1 | 4 | 1 | 2 | 0 | 1 | 0 | 6.3 | 5.0 | 11.4 | 7.6 | 0.8 | 1.5 | 1.25 |
| Edwin Jackson | Min | sp | 28 | 13 | 8 | 5 | 8 | 9 | 3 | 4 | 6 | 12.3 | 2.6 | 15.3 | 6.9 | 0.9 | 2.6 | 1.65 |
| Kenley Jansen | Mtl | mr | 24 | 8 | 1 | 1 | 1 | 1 | 1 | 2 | 0 | 5.7 | 5.5 | 11.3 | 16.6 | 1.0 | 3.0 | 1.24 |
| Bobby Jenks | Tex | mr | 31 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 9.5 | 4.8 | 14.3 | 11.1 | 0.0 | 2.3 | 1.59 |
| Jim Johnson | NYY | mr | 29 | 4 | 0 | 2 | 3 | 1 | 0 | 2 | 3 | 8.6 | 2.6 | 11.7 | 5.0 | 0.7 | 1.9 | 1.24 |
| Josh Johnson | Min | sp | 28 | 1 | 5 | 1 | 1 | 3 | 0 | 2 | 1 | 6.1 | 3.3 | 9.4 | 7.9 | 0.2 | 2.4 | 1.04 |
| Kyle Kendrick | Det | mr | 27 | 3 | 3 | 1 | 4 | 0 | 1 | 3 | 8 | 9.1 | 3.0 | 12.5 | 4.5 | 0.9 | 1.5 | 1.35 |
| Cole Kimball | Sea | mr | 26 | 0 | 0 | 0 | 2 | 1 | 0 | 0 | 0 | 4.2 | 4.2 | 9.7 | 9.7 | 0.0 | 2.3 | 0.92 |
| George Kontos | Cle | mr | 27 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.4 | 19.6 | 27.0 | 4.9 | 0.0 | 0.3 | 3.00 |
| Hong-Chih Kuo* | Bos | mr | 30 | 3 | 0 | 1 | 0 | 1 | 0 | 1 | 1 | 10.6 | 7.1 | 17.7 | 11.1 | 2.2 | 1.6 | 1.97 |
| John Lannan* | KCR | sp | 27 | 8 | 8 | 3 | 7 | 5 | 0 | 6 | 6 | 11.6 | 3.4 | 15.4 | 4.8 | 0.7 | 1.4 | 1.67 |
| Mat Latos | Bal | sp | 24 | 22 | 5 | 3 | 5 | 3 | 0 | 2 | 8 | 9.3 | 3.9 | 13.4 | 9.7 | 1.3 | 2.5 | 1.46 |
| Brandon League | Bos | cl | 29 | 1 | 1 | 0 | 0 | 1 | 0 | 0 | 1 | 8.5 | 0.6 | 9.1 | 7.8 | 0.3 | 12.5 | 1.01 |
| Wade LeBlanc* | NYY | sp | 27 | 7 | 2 | 1 | 3 | 0 | 0 | 2 | 4 | 10.9 | 3.9 | 15.0 | 7.0 | 0.8 | 1.8 | 1.64 |
| Christopher Leroux | ChW | mr | 28 | 1 | 1 | 5 | 0 | 5 | 1 | 1 | 5 | 6.7 | 2.4 | 9.1 | 8.8 | 0.3 | 3.6 | 1.01 |
| Colby Lewis | Was | sp | 32 | 6 | 3 | 3 | 5 | 4 | 0 | 4 | 5 | 9.2 | 3.1 | 12.6 | 7.8 | 1.6 | 2.5 | 1.37 |
| Brad Lidge |   | mr | 35 | 4 | 0 | 1 | 1 | 2 | 0 | 1 | 0 | 4.2 | 4.2 | 8.7 | 8.3 | 0.0 | 2.0 | 0.92 |
| Josh Lindblom | Oak | mr | 25 | 0 | 1 | 1 | 3 | 1 | 0 | 1 | 0 | 4.3 | 3.1 | 9.2 | 9.8 | 0.0 | 3.2 | 0.82 |
| Matt Lindstrom | Sea | mr | 32 | 7 | 1 | 2 | 3 | 3 | 0 | 2 | 3 | 7.2 | 1.9 | 9.4 | 5.7 | 0.7 | 3.0 | 1.00 |
| Scott Linebrink | Bos | mr | 35 | 1 | 2 | 0 | 3 | 3 | 0 | 2 | 5 | 12.1 | 3.2 | 16.1 | 5.9 | 0.5 | 1.8 | 1.71 |
| Francisco Liriano* | Min | sp | 28 | 2 | 4 | 3 | 10 | 12 | 0 | 3 | 0 | 7.5 | 4.3 | 12.4 | 8.1 | 0.7 | 1.9 | 1.32 |
| Jeff Locke* | Mtl | sp | 24 | 0 | 0 | 0 | 2 | 2 | 0 | 0 | 0 | 9.7 | 3.6 | 14.0 | 4.6 | 0.9 | 1.3 | 1.48 |
| Javier Lopez* | Det | mr | 34 | 0 | 2 | 5 | 1 | 0 | 0 | 0 | 1 | 7.5 | 5.2 | 12.8 | 6.5 | 0.2 | 1.3 | 1.40 |
| Rodrigo Lopez | Cle | sp | 36 | 5 | 2 | 3 | 4 | 0 | 0 | 1 | 0 | 14.6 | 2.7 | 18.1 | 5.1 | 2.0 | 1.9 | 1.92 |
| Mark Lowe | Bos | mr | 29 | 0 | 1 | 0 | 1 | 4 | 0 | 2 | 0 | 8.8 | 3.6 | 12.6 | 8.4 | 1.0 | 2.3 | 1.38 |
| Jordan Lyles | KCR | sp | 21 | 6 | 4 | 0 | 3 | 0 | 0 | 0 | 2 | 10.4 | 2.8 | 13.5 | 5.2 | 0.9 | 1.9 | 1.47 |
| Lance Lynn | Det | mr | 25 | 0 | 1 | 2 | 1 | 0 | 0 | 0 | 0 | 8.0 | 5.3 | 13.6 | 9.5 | 1.5 | 1.8 | 1.48 |
| Mike MacDougal | Det | mr | 35 | 4 | 3 | 1 | 1 | 0 | 0 | 0 | 1 | 10.0 | 4.9 | 15.1 | 7.6 | 0.6 | 1.5 | 1.66 |
| Trystan Magnuson | Tex | mr | 27 | 2 | 0 | 2 | 0 | 0 | 0 | 2 | 0 | 7.8 | 3.5 | 11.3 | 5.2 | 0.9 | 1.5 | 1.26 |
| Paul Maholm* | Det | sp | 30 | 5 | 2 | 2 | 7 | 8 | 0 | 2 | 11 | 9.3 | 2.7 | 12.4 | 5.5 | 0.7 | 2.1 | 1.33 |
| Carlos Marmol | Bal | cl | 29 | 3 | 1 | 0 | 3 | 4 | 0 | 3 | 2 | 6.5 | 6.2 | 13.1 | 12.2 | 1.3 | 2.0 | 1.41 |
| Jason Marquis | Det | sp | 33 | 4 | 0 | 3 | 7 | 2 | 0 | 2 | 4 | 10.9 | 2.9 | 14.2 | 4.1 | 0.9 | 1.4 | 1.53 |
| Brian Matusz* | Tex | sp | 25 | 2 | 0 | 0 | 1 | 0 | 0 | 0 | 3 | 21.1 | 4.3 | 25.9 | 4.3 | 3.8 | 1.0 | 2.82 |
| Yunesky Maya | Cle | sp | 30 | 1 | 2 | 1 | 4 | 0 | 0 | 2 | 3 | 10.4 | 2.3 | 13.4 | 3.8 | 1.0 | 1.6 | 1.42 |
| Vin Mazzaro | Sea | sp | 25 | 3 | 0 | 2 | 1 | 3 | 0 | 1 | 0 | 12.8 | 4.7 | 17.8 | 3.6 | 1.7 | 0.8 | 1.95 |
| Kyle McClellan | Bal | mr | 28 | 6 | 6 | 0 | 4 | 4 | 0 | 0 | 3 | 9.6 | 2.8 | 12.8 | 5.6 | 1.6 | 2.0 | 1.38 |
| Jake McGee* | Tor | mr | 25 | 0 | 1 | 2 | 2 | 0 | 0 | 0 | 0 | 12.7 | 5.0 | 18.5 | 11.2 | 2.3 | 2.2 | 1.97 |
| Evan Meek | Tex | mr | 29 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 12.5 | 4.6 | 17.0 | 5.0 | 0.4 | 1.1 | 1.89 |
| Mark Melancon | Was | cl | 27 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 1 | 9.1 | 4.2 | 13.3 | 6.0 | 0.7 | 1.4 | 1.48 |
| Luis Mendoza | Tex | sp | 28 | 3 | 1 | 0 | 13 | 1 | 1 | 0 | 0 | 7.8 | 2.9 | 13.2 | 4.7 | 0.2 | 1.6 | 1.19 |
| Wade Miley* | Min | sp | 25 | 4 | 3 | 0 | 1 | 2 | 0 | 0 | 3 | 12.7 | 5.2 | 18.1 | 5.7 | 1.6 | 1.1 | 1.99 |
| Mike Minor* | Tor | sp | 24 | 6 | 1 | 2 | 8 | 4 | 0 | 0 | 3 | 10.7 | 2.8 | 14.2 | 9.7 | 0.9 | 3.5 | 1.49 |
| Matt Moore* | NYY | mr | 23 | 3 | 0 | 0 | 0 | 2 | 0 | 1 | 0 | 10.7 | 5.3 | 16.0 | 16.6 | 0.9 | 3.1 | 1.78 |
| Brandon Morrow | NYY | sp | 27 | 6 | 3 | 0 | 16 | 10 | 1 | 4 | 4 | 9.8 | 3.3 | 14.0 | 8.4 | 1.6 | 2.5 | 1.46 |
| Clayton Mortensen | Mtl | mr | 27 | 4 | 0 | 3 | 1 | 5 | 0 | 1 | 2 | 6.2 | 3.5 | 9.8 | 3.6 | 1.0 | 1.0 | 1.08 |
| Charlie Morton | Det | sp | 28 | 17 | 3 | 13 | 11 | 13 | 2 | 5 | 6 | 9.2 | 4.9 | 14.7 | 5.1 | 0.7 | 1.0 | 1.57 |
| Daniel Moskos* | LAA | mr | 26 | 3 | 0 | 0 | 1 | 1 | 0 | 0 | 2 | 9.1 | 2.6 | 12.0 | 2.3 | 0.3 | 0.9 | 1.30 |
| Jason Motte | Was | mr | 30 | 2 | 2 | 2 | 5 | 4 | 0 | 2 | 5 | 7.7 | 2.5 | 10.8 | 6.3 | 0.5 | 2.5 | 1.13 |
| Peter Moylan | Det | mr | 33 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 16.2 | 16.2 | 32.4 | 5.4 | 0.0 | 0.3 | 3.60 |
| Edward Mujica | Min | mr | 28 | 3 | 2 | 3 | 6 | 0 | 0 | 2 | 5 | 6.6 | 1.5 | 8.8 | 7.9 | 0.7 | 5.1 | 0.90 |
| Brett Myers | Oak | sp | 31 | 13 | 6 | 1 | 6 | 4 | 0 | 5 | 7 | 9.5 | 2.2 | 11.9 | 6.2 | 1.4 | 2.9 | 1.30 |
| Chris Narveson* | KCR | sp | 30 | 20 | 4 | 2 | 3 | 2 | 1 | 1 | 4 | 7.8 | 4.2 | 12.1 | 5.3 | 0.8 | 1.3 | 1.33 |
| Joe Nathan | Min | cl | 37 | 0 | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 3.4 | 1.7 | 5.9 | 7.6 | 0.0 | 4.5 | 0.56 |
| Pat Neshek | Oak | mr | 31 | 0 | 0 | 0 | 1 | 1 | 0 | 0 | 0 | 7.6 | 9.2 | 17.3 | 7.6 | 1.1 | 0.8 | 1.86 |
| Juan Nicasio | ChW | sp | 25 | 5 | 1 | 9 | 3 | 2 | 0 | 1 | 3 | 8.6 | 2.4 | 11.3 | 6.4 | 1.4 | 2.7 | 1.23 |
| Jonathon Niese* | ChW | sp | 25 | 7 | 4 | 6 | 4 | 3 | 0 | 4 | 5 | 10.5 | 2.5 | 13.2 | 8.0 | 1.2 | 3.2 | 1.45 |
| Hector Noesi | NYY | mr | 25 | 5 | 0 | 0 | 2 | 5 | 1 | 2 | 2 | 10.7 | 3.2 | 14.2 | 6.4 | 0.9 | 2.0 | 1.54 |
| Bud Norris | Tor | sp | 27 | 14 | 3 | 1 | 4 | 2 | 2 | 2 | 4 | 8.3 | 2.9 | 11.4 | 8.5 | 1.6 | 2.9 | 1.25 |
| Leo Nunez | Sea | cl | 28 | 4 | 1 | 5 | 0 | 0 | 0 | 1 | 6 | 9.2 | 3.4 | 12.5 | 6.9 | 1.0 | 2.0 | 1.39 |
| Sean O'Sullivan | Mtl | sp | 24 | 1 | 0 | 1 | 2 | 6 | 0 | 0 | 3 | 12.1 | 3.1 | 15.3 | 3.2 | 2.2 | 1.1 | 1.68 |
| Alexi Ogando | Oak | sp | 28 | 8 | 6 | 2 | 4 | 1 | 0 | 7 | 4 | 6.8 | 2.4 | 9.4 | 6.6 | 0.4 | 2.7 | 1.02 |
| Will Ohman* | KCR | mr | 34 | 1 | 1 | 4 | 4 | 0 | 0 | 1 | 1 | 6.9 | 2.6 | 10.2 | 6.9 | 0.9 | 2.6 | 1.06 |
| Darren Oliver* | Bal | mr | 41 | 1 | 0 | 1 | 0 | 1 | 2 | 1 | 3 | 7.5 | 1.6 | 9.1 | 8.4 | 1.2 | 5.3 | 1.01 |
| Lester Oliveros | Cle | mr | 24 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 2 | 8.3 | 2.2 | 10.4 | 6.8 | 0.4 | 3.2 | 1.16 |
| Logan Ondrusek | Det | mr | 27 | 1 | 0 | 1 | 0 | 5 | 0 | 2 | 3 | 9.8 | 3.3 | 13.0 | 5.7 | 0.7 | 1.7 | 1.45 |
| Ramon Ortiz | Oak | mr | 39 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 12.3 | 1.6 | 13.9 | 4.1 | 4.9 | 2.5 | 1.55 |
| Roy Oswalt | Was | sp | 34 | 1 | 3 | 1 | 0 | 1 | 0 | 3 | 0 | 12.0 | 2.5 | 14.5 | 6.5 | 0.5 | 2.5 | 1.62 |
| Vicente Padilla | KCR | cl | 34 | 0 | 0 | 1 | 0 | 0 | 1 | 0 | 1 | 8.7 | 6.8 | 15.4 | 10.6 | 1.0 | 1.6 | 1.71 |
| Jonathan Papelbon |   | cl | 31 | 2 | 1 | 0 | 1 | 0 | 0 | 1 | 3 | 6.4 | 1.2 | 7.8 | 11.5 | 0.5 | 9.3 | 0.84 |
| Joe Paterson* | Det | mr | 26 | 1 | 1 | 3 | 3 | 2 | 0 | 3 | 1 | 9.2 | 4.0 | 14.0 | 4.9 | 0.0 | 1.2 | 1.47 |
| Jake Peavy | Oak | sp | 31 | 8 | 2 | 0 | 3 | 5 | 0 | 1 | 1 | 8.1 | 1.3 | 9.6 | 8.7 | 0.5 | 6.6 | 1.04 |
| Brad Penny | Tex | sp | 34 | 9 | 2 | 0 | 3 | 3 | 0 | 6 | 10 | 13.4 | 4.9 | 18.5 | 4.2 | 1.5 | 0.9 | 2.03 |
| Joel Peralta | KCR | mr | 36 | 2 | 4 | 1 | 0 | 2 | 0 | 1 | 2 | 6.7 | 1.5 | 8.2 | 8.4 | 0.6 | 5.6 | 0.91 |
| Chris Perez | Mtl | cl | 26 | 2 | 2 | 2 | 1 | 1 | 0 | 0 | 2 | 7.1 | 3.0 | 10.3 | 5.8 | 0.9 | 1.9 | 1.13 |
| Luis Perez* | Tex | mr | 27 | 4 | 0 | 3 | 4 | 3 | 0 | 0 | 3 | 11.8 | 4.4 | 16.8 | 7.9 | 1.3 | 1.8 | 1.80 |
| Glen Perkins* | Oak | mr | 29 | 2 | 0 | 2 | 6 | 8 | 0 | 2 | 1 | 7.2 | 2.7 | 10.7 | 10.2 | 0.3 | 3.8 | 1.10 |
| Vinnie Pestano | Cle | mr | 27 | 6 | 1 | 5 | 6 | 1 | 0 | 1 | 2 | 6.5 | 4.1 | 11.5 | 10.9 | 0.7 | 2.7 | 1.18 |
| Zach Phillips* | Cle | mr | 25 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4.5 | 4.5 | 9.0 | 2.3 | 0.0 | 0.5 | 1.00 |
| Rick Porcello | ChW | sp | 23 | 5 | 4 | 13 | 10 | 13 | 0 | 1 | 7 | 8.9 | 3.0 | 12.4 | 4.4 | 0.8 | 1.5 | 1.33 |
| Ramon S. Ramirez | Oak | mr | 30 | 4 | 4 | 0 | 1 | 7 | 0 | 1 | 0 | 6.0 | 1.7 | 7.8 | 7.4 | 0.7 | 4.3 | 0.85 |
| Clay Rapada* | Sea | mr | 31 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 10.4 | 6.2 | 16.6 | 6.2 | 1.0 | 1.0 | 1.85 |
| Jon Rauch | Tor | mr | 33 | 0 | 2 | 4 | 0 | 2 | 0 | 1 | 2 | 9.3 | 2.1 | 11.3 | 5.6 | 2.2 | 2.7 | 1.26 |
| Chad Reineke | Cle | sp | 30 | 1 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 9.0 | 10.8 | 19.8 | 5.4 | 1.8 | 0.5 | 2.20 |
| Chris Resop | NYY | mr | 29 | 1 | 0 | 0 | 1 | 0 | 0 | 1 | 0 | 10.3 | 3.2 | 13.9 | 11.1 | 1.2 | 3.5 | 1.50 |
| Greg Reynolds | Oak | mr | 26 | 0 | 1 | 0 | 3 | 0 | 0 | 1 | 0 | 8.0 | 2.3 | 11.3 | 3.5 | 1.3 | 1.6 | 1.14 |
| Matt Reynolds* | NYY | mr | 27 | 4 | 1 | 0 | 1 | 3 | 3 | 1 | 1 | 8.2 | 3.8 | 12.2 | 10.5 | 1.1 | 2.8 | 1.34 |
| Clayton Richard* | Tex | sp | 28 | 5 | 3 | 1 | 2 | 6 | 1 | 5 | 3 | 11.1 | 3.0 | 14.3 | 5.1 | 1.1 | 1.7 | 1.57 |
| Garrett Richards | NYY | mr | 24 | 1 | 0 | 3 | 1 | 4 | 0 | 0 | 0 | 18.0 | 8.6 | 27.0 | 6.4 | 2.6 | 0.8 | 2.95 |
| Mariano Rivera | KCR | cl | 42 | 4 | 0 | 1 | 3 | 0 | 0 | 1 | 1 | 8.1 | 1.4 | 9.9 | 7.9 | 0.4 | 5.6 | 1.06 |
| Fernando Rodney | NYY | mr | 35 | 1 | 0 | 1 | 4 | 1 | 0 | 0 | 2 | 9.0 | 7.5 | 17.7 | 8.7 | 0.9 | 1.2 | 1.84 |
| Fernando Rodriguez | LAA | mr | 28 | 10 | 2 | 1 | 4 | 2 | 0 | 2 | 2 | 9.3 | 6.3 | 16.3 | 8.8 | 1.4 | 1.4 | 1.74 |
| Francisco J Rodriguez | Tor | cl | 30 | 5 | 3 | 13 | 2 | 1 | 0 | 4 | 2 | 10.9 | 4.4 | 15.6 | 9.6 | 0.7 | 2.2 | 1.70 |
| Henry Rodriguez | LAA | mr | 25 | 7 | 5 | 1 | 5 | 16 | 0 | 4 | 2 | 7.6 | 7.9 | 16.2 | 9.1 | 0.3 | 1.2 | 1.73 |
| Josh Roenicke | ChW | mr | 29 | 3 | 1 | 1 | 1 | 2 | 0 | 0 | 0 | 7.6 | 3.6 | 11.7 | 5.4 | 0.4 | 1.5 | 1.25 |
| Esmil Rogers | NYY | sp | 26 | 7 | 2 | 1 | 10 | 6 | 1 | 2 | 5 | 11.2 | 4.8 | 16.9 | 6.0 | 1.6 | 1.3 | 1.77 |
| J.C. Romero* |   | mr | 36 | 0 | 1 | 0 | 3 | 0 | 0 | 1 | 0 | 9.8 | 8.3 | 20.3 | 5.3 | 0.0 | 0.6 | 2.00 |
| Ricky Romero* | Cle | sp | 27 | 17 | 5 | 4 | 8 | 11 | 0 | 1 | 7 | 8.5 | 3.3 | 12.1 | 7.3 | 0.7 | 2.2 | 1.31 |
| Sergio Romo | Min | mr | 29 | 2 | 1 | 2 | 1 | 1 | 0 | 2 | 1 | 6.9 | 1.4 | 8.5 | 11.6 | 0.5 | 8.0 | 0.93 |
| Tyson Ross | Bos | sp | 25 | 0 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 9.9 | 3.3 | 13.2 | 5.3 | 0.0 | 1.6 | 1.46 |
| Dan Runzler* | LAA | mr | 27 | 8 | 1 | 2 | 1 | 1 | 0 | 2 | 1 | 13.3 | 7.0 | 20.6 | 9.8 | 0.3 | 1.4 | 2.26 |
| Adam Russell | Was | mr | 29 | 0 | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 6.1 | 5.5 | 11.8 | 6.1 | 0.6 | 1.1 | 1.28 |
| C.C. Sabathia* | Oak | sp | 31 | 8 | 5 | 4 | 9 | 3 | 0 | 6 | 4 | 8.1 | 2.0 | 10.4 | 9.0 | 0.5 | 4.6 | 1.12 |
| Alejandro Sanabia | Det | sp | 23 | 0 | 0 | 0 | 1 | 3 | 0 | 0 | 1 | 7.8 | 2.4 | 10.8 | 8.4 | 1.2 | 3.5 | 1.13 |
| Brian Sanches | Bos | mr | 33 | 4 | 0 | 0 | 2 | 5 | 0 | 1 | 1 | 8.6 | 3.4 | 12.4 | 7.0 | 0.4 | 2.1 | 1.33 |
| Eduardo Sanchez | Min | mr | 23 | 1 | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 4.1 | 2.5 | 7.0 | 10.5 | 0.3 | 4.1 | 0.74 |
| Ervin Santana | Mtl | sp | 29 | 22 | 1 | 2 | 10 | 4 | 2 | 5 | 5 | 8.1 | 2.5 | 10.9 | 6.5 | 1.2 | 2.6 | 1.17 |
| Joe Saunders* | Det | sp | 31 | 6 | 7 | 3 | 5 | 1 | 0 | 6 | 4 | 8.7 | 4.1 | 13.0 | 4.1 | 1.4 | 1.0 | 1.42 |
| Max Scherzer | Tor | sp | 27 | 9 | 6 | 10 | 14 | 7 | 0 | 2 | 6 | 10.2 | 2.5 | 13.3 | 8.0 | 1.7 | 3.2 | 1.41 |
| Daniel Schlereth* | Det | mr | 26 | 3 | 4 | 5 | 3 | 7 | 0 | 1 | 0 | 4.9 | 7.2 | 12.7 | 8.1 | 1.1 | 1.1 | 1.34 |
| Michael Schwimer | Cle | mr | 26 | 1 | 0 | 1 | 0 | 1 | 0 | 1 | 0 | 9.0 | 3.6 | 12.6 | 7.2 | 1.8 | 2.0 | 1.40 |
| Evan Scribner | Sea | mr | 26 | 0 | 0 | 1 | 1 | 2 | 0 | 0 | 2 | 10.8 | 3.0 | 14.4 | 4.2 | 1.2 | 1.4 | 1.53 |
| Bryan Shaw | Tex | mr | 24 | 1 | 1 | 0 | 7 | 1 | 0 | 1 | 0 | 10.4 | 3.1 | 15.5 | 7.6 | 1.4 | 2.5 | 1.50 |
| James Shields | Bos | sp | 30 | 6 | 6 | 3 | 8 | 3 | 0 | 3 | 3 | 8.2 | 2.5 | 11.0 | 7.8 | 0.7 | 3.1 | 1.19 |
| Tony Sipp* | Cle | mr | 28 | 6 | 0 | 1 | 0 | 1 | 0 | 5 | 5 | 8.6 | 4.0 | 12.6 | 8.6 | 1.1 | 2.1 | 1.40 |
| Kevin Slowey | NYY | sp | 28 | 3 | 2 | 2 | 1 | 1 | 0 | 0 | 2 | 11.8 | 1.5 | 13.5 | 5.1 | 1.1 | 3.4 | 1.48 |
| Jordan Smith | Tex | mr | 26 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 27.0 | 13.5 | 40.5 | 0.0 | 0.0 | 0.0 | 4.50 |
| Andy Sonnanstine | NYY | mr | 29 | 3 | 0 | 0 | 0 | 0 | 0 | 1 | 3 | 11.1 | 2.1 | 13.3 | 3.3 | 2.6 | 1.6 | 1.47 |
| Rafael Soriano | Was | mr | 32 | 2 | 2 | 0 | 1 | 1 | 0 | 1 | 3 | 6.1 | 3.0 | 9.3 | 7.9 | 0.6 | 2.7 | 1.01 |
| Josh Spence* | ChW | mr | 24 | 2 | 0 | 0 | 0 | 0 | 0 | 1 | 2 | 2.6 | 3.1 | 5.7 | 9.1 | 0.5 | 2.9 | 0.63 |
| Craig Stammen | ChW | mr | 28 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 2.9 | 2.2 | 5.1 | 8.0 | 0.7 | 3.7 | 0.57 |
| Mitch Stetter* | Min | mr | 31 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 9.0 | 0.0 | 9.0 | 0.0 | 9.0 | 0.0 | 1.00 |
| Drew Storen | Bal | cl | 24 | 3 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 7.7 | 2.0 | 9.7 | 8.9 | 1.0 | 4.4 | 1.08 |
| Pedro Strop | ChW | mr | 27 | 5 | 2 | 0 | 2 | 1 | 1 | 1 | 3 | 7.8 | 4.6 | 13.1 | 6.4 | 0.4 | 1.4 | 1.38 |
| Eric Stults* | KCR | mr | 32 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 4.8 | 3.2 | 7.9 | 6.4 | 0.0 | 2.0 | 0.88 |
| Michael Stutes | ChW | mr | 25 | 3 | 2 | 2 | 5 | 0 | 0 | 1 | 3 | 5.5 | 4.0 | 10.2 | 8.0 | 1.3 | 2.0 | 1.06 |
| Mitch Talbot | LAA | sp | 28 | 5 | 3 | 7 | 2 | 1 | 0 | 2 | 1 | 11.1 | 4.3 | 15.6 | 6.1 | 1.0 | 1.4 | 1.71 |
| Rich Thompson |   | mr | 27 | 8 | 0 | 2 | 1 | 4 | 1 | 1 | 3 | 6.9 | 3.2 | 10.2 | 9.2 | 0.6 | 2.9 | 1.12 |
| Matt Thornton* | Was | mr | 35 | 3 | 1 | 1 | 1 | 0 | 0 | 1 | 0 | 8.0 | 1.5 | 9.6 | 9.6 | 0.3 | 6.5 | 1.05 |
| Brett Tomko | NYY | mr | 39 | 2 | 0 | 1 | 0 | 0 | 0 | 1 | 0 | 9.5 | 4.6 | 14.1 | 6.5 | 1.5 | 1.4 | 1.56 |
| Alexander Torres* | LAA | mr | 24 | 0 | 0 | 0 | 1 | 1 | 0 | 0 | 0 | 12.3 | 3.9 | 17.0 | 6.9 | 0.0 | 1.8 | 1.80 |
| Raul Valdes* | Det | mr | 34 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 17.2 | 9.8 | 27.0 | 12.3 | 2.5 | 1.3 | 3.00 |
| Jason Vargas* | Bal | sp | 29 | 11 | 4 | 0 | 3 | 0 | 0 | 3 | 5 | 9.8 | 2.3 | 12.3 | 6.9 | 0.8 | 3.0 | 1.35 |
| Javier Vazquez | Bos | sp | 35 | 3 | 1 | 1 | 1 | 1 | 0 | 1 | 0 | 7.8 | 1.7 | 9.7 | 6.8 | 0.1 | 3.9 | 1.06 |
| Jonny Venters* | Tex | mr | 27 | 2 | 0 | 1 | 1 | 5 | 0 | 2 | 1 | 6.5 | 3.7 | 10.2 | 10.6 | 0.4 | 2.9 | 1.13 |
| Jose Veras | ChW | mr | 31 | 4 | 0 | 5 | 3 | 7 | 0 | 2 | 3 | 5.7 | 4.7 | 10.7 | 8.5 | 0.6 | 1.8 | 1.15 |
| Justin Verlander | Cle | sp | 29 | 15 | 13 | 4 | 10 | 8 | 0 | 2 | 2 | 6.6 | 2.7 | 9.7 | 8.7 | 0.7 | 3.2 | 1.03 |
| Carlos Villanueva | Mtl | mr | 28 | 1 | 2 | 3 | 6 | 5 | 0 | 1 | 5 | 8.6 | 2.8 | 12.2 | 2.9 | 1.4 | 1.0 | 1.27 |
| Brayan Villarreal | Tor | mr | 25 | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 13.0 | 7.0 | 20.0 | 9.0 | 1.0 | 1.3 | 2.22 |
| Edinson Volquez | Mtl | sp | 28 | 10 | 4 | 1 | 6 | 2 | 2 | 1 | 4 | 9.5 | 6.1 | 16.1 | 8.2 | 0.9 | 1.4 | 1.73 |
| Chris Volstad | KCR | sp | 25 | 3 | 8 | 2 | 3 | 2 | 1 | 5 | 3 | 10.8 | 2.7 | 13.7 | 6.0 | 1.4 | 2.2 | 1.50 |
| Cory Wade | Bos | mr | 29 | 4 | 0 | 2 | 0 | 0 | 0 | 0 | 1 | 7.4 | 1.4 | 8.8 | 7.8 | 1.4 | 5.4 | 0.98 |
| Tim Wakefield | Sea | sp | 45 | 9 | 4 | 3 | 4 | 25 | 1 | 2 | 3 | 9.6 | 3.0 | 12.8 | 5.4 | 1.2 | 1.8 | 1.40 |
| Chien-Ming Wang | Mtl | sp | 32 | 4 | 3 | 6 | 3 | 1 | 0 | 5 | 2 | 11.1 | 2.6 | 14.0 | 2.9 | 1.2 | 1.1 | 1.53 |
| Robbie Weinhardt | LAA | mr | 26 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 27.0 | 0.0 | 27.0 | 9.0 | 0.0 | 99.0 | 3.00 |
| Dan Wheeler | NYY | mr | 34 | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 2 | 8.0 | 1.9 | 9.9 | 9.5 | 1.5 | 5.0 | 1.10 |
| Alex White | NYY | sp | 23 | 1 | 1 | 2 | 1 | 5 | 0 | 0 | 5 | 13.4 | 4.9 | 18.4 | 5.7 | 3.0 | 1.2 | 2.03 |
| Dontrelle Willis* | Was | sp | 30 | 5 | 1 | 3 | 4 | 12 | 0 | 2 | 2 | 8.3 | 5.3 | 14.2 | 6.5 | 1.1 | 1.2 | 1.52 |
| C.J. Wilson* | Was | sp | 31 | 15 | 6 | 3 | 9 | 3 | 0 | 4 | 3 | 6.9 | 2.9 | 10.1 | 7.6 | 0.5 | 2.7 | 1.09 |
| Randy Wolf* | ChW | sp | 35 | 7 | 6 | 6 | 18 | 5 | 0 | 9 | 10 | 9.4 | 2.8 | 12.9 | 5.3 | 0.9 | 1.9 | 1.35 |
| Kerry Wood | Oak | mr | 35 | 0 | 4 | 0 | 2 | 4 | 1 | 0 | 3 | 7.2 | 2.3 | 9.8 | 9.3 | 0.8 | 4.1 | 1.05 |
| Vance Worley | ChW | sp | 24 | 15 | 5 | 10 | 3 | 3 | 2 | 2 | 2 | 7.8 | 3.3 | 11.4 | 7.9 | 0.9 | 2.4 | 1.24 |
| Jamey Wright | Bal | mr | 37 | 3 | 3 | 1 | 2 | 3 | 0 | 1 | 5 | 10.6 | 3.4 | 14.3 | 6.1 | 0.5 | 1.8 | 1.56 |
| Wesley Wright* | Bos | mr | 27 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 13.5 | 6.8 | 20.3 | 6.8 | 0.0 | 1.0 | 2.25 |
| Michael Wuertz | Sea | mr | 33 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 10.1 | 3.4 | 13.5 | 7.9 | 3.4 | 2.3 | 1.50 |
| Brad Ziegler | NYY | mr | 32 | 1 | 2 | 3 | 2 | 1 | 1 | 0 | 0 | 10.2 | 2.1 | 12.7 | 5.9 | 0.3 | 2.8 | 1.37 |
| Jordan Zimmermann | Bal | sp | 26 | 4 | 5 | 0 | 11 | 3 | 0 | 4 | 5 | 10.0 | 1.4 | 11.9 | 6.5 | 0.6 | 4.7 | 1.26 |
| Barry Zito* |   | sp | 34 | 6 | 1 | 0 | 1 | 2 | 0 | 0 | 4 | 8.8 | 5.8 | 14.8 | 4.3 | 1.7 | 0.7 | 1.63 |
| Analytical |
| Name | Team | P | Age | OPS | BIP | BABIP | TBW | TBW/BF | TBWH | TBWH/BF | RC | RC27 | RCERA | CERA |
| Fernando Abad* | NYY | mr | 26 | .890 | 41 | .390 | 32 | .542 | 32 | .542 | 10.1 | 7.2 | 6.62 | 7.35 |
| Alfredo Aceves | Was | mr | 29 | .622 | 391 | .228 | 202 | .365 | 218 | .394 | 48.5 | 3.2 | 2.88 | 2.66 |
| Matt Albers | Tex | mr | 29 | .736 | 205 | .307 | 159 | .461 | 162 | .470 | 42.4 | 4.9 | 4.48 | 4.62 |
| Al Alburquerque | Det | mr | 26 | .444 | 94 | .255 | 57 | .281 | 60 | .296 | 10.0 | 1.8 | 1.61 | 1.61 |
| Henderson Alvarez | Tor | sp | 22 | .788 | 304 | .273 | 186 | .489 | 190 | .500 | 50.8 | 5.1 | 4.66 | 4.44 |
| Jose Arredondo | Cle | mr | 28 | .713 | 151 | .272 | 110 | .447 | 114 | .463 | 27.6 | 4.3 | 3.87 | 3.70 |
| Bronson Arroyo | NYY | sp | 35 | .937 | 210 | .314 | 164 | .590 | 165 | .594 | 54.6 | 8.2 | 7.49 | 7.04 |
| Mitch Atkins | NYY | sp | 26 | 1.051 | 52 | .269 | 49 | .636 | 54 | .701 | 17.9 | 10.1 | 9.47 | 9.74 |
| John Axford |   | cl | 29 | .617 | 190 | .332 | 112 | .360 | 115 | .370 | 28.4 | 3.5 | 3.16 | 3.04 |
| Burke Badenhop | KCR | mr | 29 | .688 | 225 | .307 | 130 | .399 | 136 | .417 | 34.4 | 4.2 | 3.74 | 4.04 |
| Danys Baez | Min | mr | 34 | .655 | 66 | .273 | 31 | .360 | 34 | .395 | 9.0 | 4.1 | 3.77 | 3.71 |
| Homer Bailey | Tor | sp | 26 | .792 | 508 | .311 | 346 | .482 | 352 | .490 | 99.0 | 5.4 | 4.87 | 5.05 |
| Daniel Bard | Tor | mr | 27 | .519 | 215 | .191 | 104 | .326 | 107 | .335 | 20.8 | 2.3 | 2.06 | 1.61 |
| Anthony Bass | Bal | mr | 24 | .772 | 60 | .267 | 40 | .494 | 40 | .494 | 9.0 | 4.0 | 3.82 | 4.66 |
| Miguel Batista | Oak | mr | 41 | .662 | 177 | .220 | 100 | .410 | 107 | .439 | 22.5 | 3.4 | 3.10 | 2.83 |
| Brandon Beachy | Oak | sp | 25 | .601 | 463 | .274 | 289 | .372 | 297 | .383 | 64.1 | 3.0 | 2.67 | 2.46 |
| Blake Beavan | Tor | sp | 23 | .705 | 428 | .250 | 239 | .435 | 245 | .446 | 61.4 | 4.2 | 3.79 | 3.35 |
| Josh Beckett | KCR | sp | 32 | .547 | 577 | .241 | 289 | .334 | 295 | .341 | 64.1 | 2.7 | 2.38 | 2.06 |
| Erik Bedard* | Tex | sp | 33 | .744 | 435 | .320 | 298 | .452 | 305 | .462 | 83.4 | 5.0 | 4.43 | 4.34 |
| Matt Belisle | Bos | mr | 32 | 1.077 | 9 | .444 | 9 | .692 | 9 | .692 | 2.8 | 8.3 | 7.48 | 8.70 |
| Trevor Bell | LAA | mr | 25 | .813 | 118 | .347 | 74 | .484 | 74 | .484 | 20.9 | 5.4 | 4.83 | 4.68 |
| Duane Below* | Bal | mr | 26 | .677 | 87 | .218 | 48 | .417 | 49 | .426 | 12.1 | 4.0 | 3.59 | 3.67 |
| Joaquin Benoit | Was | mr | 34 | .924 | 36 | .333 | 36 | .581 | 37 | .597 | 11.5 | 8.0 | 7.37 | 8.28 |
| Justin Berg | Mtl | mr | 28 | .982 | 37 | .270 | 38 | .633 | 39 | .650 | 11.6 | 8.2 | 7.82 | 7.01 |
| Brad Bergesen | Tex | mr | 26 | .892 | 359 | .329 | 272 | .559 | 276 | .567 | 87.7 | 7.4 | 6.70 | 6.04 |
| Dellin Betances | Bal | sp | 24 | .963 | 16 | .375 | 13 | .565 | 14 | .609 | 4.4 | 7.8 | 7.05 | 7.46 |
| Jerry Blevins* | Sea | mr | 28 | .733 | 84 | .298 | 55 | .458 | 56 | .467 | 13.4 | 4.2 | 3.71 | 3.44 |
| Mitchell Boggs | Det | mr | 28 | .671 | 187 | .294 | 102 | .406 | 102 | .406 | 24.5 | 3.7 | 3.28 | 3.42 |
| Dallas Braden* | Bos | sp | 28 | 1.183 | 15 | .400 | 20 | .800 | 20 | .800 | 7.4 | 13.3 | 12.00 | 10.20 |
| Zachary Britton* | Tex | sp | 24 | .802 | 539 | .358 | 358 | .478 | 360 | .481 | 102.4 | 5.4 | 4.91 | 5.12 |
| Rex Brothers* | NYY | mr | 24 | .609 | 95 | .242 | 65 | .394 | 65 | .394 | 13.2 | 2.9 | 2.62 | 3.00 |
| Jonathan Broxton | Tor | cl | 28 | .798 | 28 | .321 | 21 | .500 | 21 | .500 | 5.5 | 5.3 | 4.79 | 5.67 |
| Clay Buchholz | Cle | sp | 27 | .741 | 313 | .268 | 211 | .464 | 214 | .470 | 56.8 | 4.9 | 4.44 | 4.50 |
| Taylor Buchholz | ChW | mr | 30 | .493 | 44 | .295 | 24 | .300 | 24 | .300 | 4.7 | 2.1 | 1.84 | 1.61 |
| Madison Bumgarner* | Mtl | sp | 22 | .654 | 620 | .334 | 339 | .380 | 344 | .385 | 86.1 | 3.6 | 3.27 | 3.22 |
| Alex Burnett | Was | mr | 24 | .517 | 35 | .286 | 15 | .283 | 16 | .302 | 3.4 | 2.3 | 2.11 | 2.18 |
| Brian Burres* | Sea | mr | 31 | .988 | 52 | .288 | 48 | .632 | 49 | .645 | 16.0 | 9.0 | 8.26 | 8.12 |
| Tim Byrdak* | KCR | mr | 38 | .539 | 91 | .264 | 56 | .339 | 57 | .345 | 10.4 | 2.3 | 2.03 | 2.09 |
| Shawn Camp | Det | mr | 36 | .797 | 226 | .336 | 128 | .460 | 133 | .478 | 37.4 | 5.2 | 4.69 | 4.41 |
| Matt Capps | Sea | mr | 28 | .749 | 224 | .254 | 132 | .468 | 134 | .475 | 33.8 | 4.4 | 4.05 | 3.93 |
| Fausto Carmona | LAA | sp | 28 | .833 | 706 | .322 | 446 | .495 | 462 | .513 | 137.4 | 6.1 | 5.47 | 5.23 |
| Chris Carpenter | Bos | sp | 37 | .823 | 148 | .365 | 105 | .493 | 107 | .502 | 32.0 | 6.0 | 5.37 | 5.35 |
| Chris Carpenter | Tor | mr | 26 | 1.398 | 28 | .393 | 47 | .870 | 47 | .870 | 18.9 | 19.6 | 18.36 | 20.40 |
| David Carpenter | Tor | mr | 26 | .741 | 97 | .320 | 68 | .447 | 72 | .474 | 18.8 | 4.7 | 4.19 | 3.57 |
| Drew Carpenter | Tor | mr | 27 | 1.386 | 39 | .436 | 62 | .912 | 62 | .912 | 25.8 | 18.8 | 16.95 | 16.06 |
| D.J. Carrasco | Mtl | mr | 35 | .694 | 80 | .287 | 43 | .384 | 47 | .420 | 11.2 | 3.9 | 3.45 | 3.90 |
| Joel Carreno | KCR | mr | 25 | .625 | 48 | .271 | 25 | .379 | 25 | .379 | 4.9 | 2.6 | 2.34 | 2.88 |
| Bobby Cassevah | NYY | mr | 26 | .596 | 118 | .263 | 65 | .374 | 65 | .374 | 13.0 | 2.8 | 2.54 | 2.78 |
| Alberto Castillo* | KCR | mr | 36 | .940 | 13 | .385 | 11 | .579 | 11 | .579 | 3.6 | 8.8 | 7.96 | 8.54 |
| Brett Cecil* | Tor | sp | 25 | .800 | 331 | .275 | 235 | .502 | 240 | .513 | 67.5 | 5.7 | 5.24 | 4.72 |
| Jose Ceda | ChW | mr | 25 | .810 | 61 | .164 | 47 | .547 | 47 | .547 | 11.3 | 5.2 | 4.56 | 5.13 |
| Jhoulys Chacin | Cle | sp | 24 | .739 | 561 | .255 | 378 | .473 | 385 | .482 | 96.6 | 4.7 | 4.29 | 4.00 |
| Bruce Chen* | Cle | sp | 35 | .662 | 551 | .265 | 311 | .405 | 316 | .412 | 76.7 | 3.8 | 3.42 | 3.35 |
| Randy Choate* | Min | mr | 36 | .613 | 44 | .182 | 39 | .424 | 39 | .424 | 7.5 | 3.0 | 2.75 | 2.93 |
| Steve Cishek | Cle | mr | 26 | .570 | 171 | .257 | 89 | .340 | 95 | .363 | 19.3 | 2.6 | 2.37 | 2.06 |
| Tyler Clippard | Sea | mr | 27 | .397 | 205 | .180 | 90 | .259 | 91 | .261 | 12.7 | 1.2 | 1.06 | 0.94 |
| Phil Coke* | Bal | mr | 29 | .875 | 282 | .372 | 191 | .503 | 199 | .524 | 63.6 | 7.3 | 6.67 | 7.10 |
| Casey Coleman | Tex | sp | 24 | .915 | 323 | .365 | 249 | .567 | 249 | .567 | 82.7 | 8.1 | 7.28 | 6.84 |
| Louis Coleman | Oak | mr | 26 | .725 | 112 | .241 | 100 | .485 | 102 | .495 | 23.6 | 4.4 | 3.93 | 3.84 |
| Josh Collmenter | Mtl | sp | 26 | .714 | 605 | .268 | 347 | .438 | 355 | .448 | 93.6 | 4.4 | 4.06 | 3.66 |
| Bartolo Colon | Sea | sp | 39 | .754 | 591 | .284 | 402 | .477 | 403 | .478 | 104.8 | 4.7 | 4.24 | 3.95 |
| Aaron Cook | LAA | sp | 33 | .796 | 428 | .334 | 253 | .469 | 259 | .481 | 78.4 | 5.9 | 5.32 | 4.85 |
| Francisco Cordero | Tex | cl | 37 | .740 | 262 | .256 | 166 | .468 | 169 | .476 | 43.3 | 4.7 | 4.24 | 3.51 |
| Kevin Correia | LAA | sp | 31 | .735 | 689 | .305 | 377 | .434 | 380 | .437 | 104.8 | 4.7 | 4.23 | 4.38 |
| Bobby Cramer* | Was | mr | 32 | .489 | 23 | .217 | 9 | .300 | 9 | .300 | 1.4 | 1.5 | 1.37 | 1.63 |
| Juan Cruz | Cle | mr | 33 | .734 | 111 | .288 | 81 | .460 | 81 | .460 | 21.0 | 4.6 | 4.25 | 4.41 |
| Johnny Cueto | Sea | sp | 26 | .674 | 620 | .265 | 338 | .404 | 352 | .421 | 83.0 | 3.7 | 3.36 | 3.38 |
| John Danks* | NYY | sp | 27 | .793 | 647 | .354 | 441 | .477 | 448 | .485 | 127.3 | 5.4 | 4.89 | 4.83 |
| Kyle Davies | NYY | sp | 28 | .942 | 307 | .388 | 244 | .553 | 254 | .576 | 88.5 | 8.8 | 8.02 | 7.83 |
| Wade Davis | Min | sp | 26 | .761 | 575 | .294 | 360 | .466 | 366 | .473 | 98.4 | 4.9 | 4.46 | 4.43 |
| Justin De Fratus | Tex | mr | 24 | .282 | 6 | .167 | 2 | .182 | 2 | .182 | 0.2 | 0.7 | 0.62 | 0.69 |
| Eulogio De La Cruz | KCR | mr | 28 | .633 | 59 | .271 | 27 | .365 | 28 | .378 | 6.7 | 3.6 | 3.12 | 3.72 |
| Jorge de la Rosa* | Was | sp | 31 | .642 | 241 | .261 | 151 | .401 | 154 | .408 | 36.9 | 3.7 | 3.29 | 3.00 |
| Fautino De Los Santos | Cle | mr | 26 | .715 | 103 | .340 | 79 | .451 | 79 | .451 | 20.1 | 4.4 | 4.11 | 3.96 |
| Steve Delabar | Sea | mr | 28 | 1.098 | 26 | .385 | 26 | .684 | 27 | .711 | 10.1 | 12.4 | 11.71 | 10.55 |
| Randall Delgado | Det | sp | 22 | .771 | 167 | .204 | 117 | .511 | 118 | .515 | 30.8 | 5.1 | 4.65 | 4.27 |
| Ryan Dempster | LAA | sp | 35 | .812 | 617 | .324 | 462 | .498 | 470 | .507 | 136.6 | 5.9 | 5.38 | 5.01 |
| Joey Devine | Min | mr | 28 | .489 | 60 | .200 | 24 | .279 | 27 | .314 | 5.2 | 2.1 | 1.93 | 1.51 |
| R.A. Dickey | Bos | sp | 37 | .686 | 710 | .282 | 390 | .408 | 404 | .423 | 100.2 | 3.9 | 3.53 | 3.52 |
| Felix Doubront* | LAA | mr | 24 | .745 | 43 | .256 | 28 | .475 | 28 | .475 | 7.3 | 4.9 | 4.31 | 3.98 |
| Brian Duensing* | Bal | sp | 29 | .872 | 470 | .360 | 339 | .530 | 339 | .530 | 105.3 | 6.7 | 6.08 | 5.98 |
| Zach Duke* | Bos | mr | 29 | .908 | 81 | .383 | 54 | .524 | 56 | .544 | 18.8 | 7.8 | 7.27 | 6.95 |
| Phil Dumatrait* | Tor | mr | 30 | .866 | 157 | .261 | 131 | .565 | 131 | .565 | 38.4 | 7.0 | 6.47 | 6.76 |
| Michael Dunn* | Min | mr | 27 | .756 | 179 | .285 | 143 | .477 | 148 | .493 | 38.6 | 5.2 | 4.65 | 4.48 |
| Chad Durbin | KCR | mr | 34 | .748 | 61 | .311 | 36 | .444 | 37 | .457 | 10.2 | 4.8 | 4.42 | 4.26 |
| Nathan Eovaldi | NYY | sp | 22 | .759 | 90 | .300 | 63 | .477 | 63 | .477 | 16.6 | 5.1 | 4.53 | 4.66 |
| Sergio Escalona* | Bos | mr | 27 | .908 | 67 | .313 | 70 | .565 | 71 | .573 | 20.6 | 7.0 | 6.34 | 7.31 |
| Marco Estrada | Tor | mr | 28 | .758 | 244 | .299 | 175 | .472 | 177 | .477 | 47.5 | 5.0 | 4.49 | 4.21 |
| Kyle Farnsworth | Min | cl | 36 | .408 | 23 | .130 | 10 | .286 | 10 | .286 | 0.8 | 0.7 | 0.62 | 0.70 |
| Nelson Figueroa | Tex | sp | 38 | 1.091 | 77 | .429 | 62 | .653 | 62 | .653 | 22.8 | 10.8 | 9.91 | 11.06 |
| Carlos Fisher | KCR | mr | 29 | .999 | 93 | .355 | 70 | .603 | 71 | .612 | 24.2 | 8.8 | 8.07 | 9.12 |
| Doug Fister | Bos | sp | 28 | .669 | 704 | .291 | 362 | .386 | 381 | .406 | 95.0 | 3.8 | 3.42 | 3.27 |
| Frank Francisco | Oak | cl | 32 | .474 | 142 | .239 | 61 | .286 | 61 | .286 | 11.7 | 1.9 | 1.73 | 1.43 |
| Ryan Franklin | Tex | mr | 39 | 1.288 | 60 | .333 | 82 | .872 | 83 | .883 | 32.9 | 16.2 | 14.82 | 13.75 |
| Jason Frasor | Bal | mr | 34 | .769 | 119 | .303 | 90 | .486 | 92 | .497 | 22.8 | 4.6 | 4.27 | 4.35 |
| Ernesto Frieri | Mtl | mr | 26 | .670 | 140 | .236 | 106 | .424 | 111 | .444 | 25.8 | 3.9 | 3.52 | 3.31 |
| Yovani Gallardo | Sea | sp | 26 | .746 | 602 | .322 | 423 | .459 | 428 | .464 | 112.5 | 4.7 | 4.27 | 4.51 |
| Freddy Garcia | Was | sp | 36 | .694 | 583 | .280 | 332 | .423 | 339 | .432 | 89.8 | 4.4 | 4.05 | 3.70 |
| Jaime Garcia* | Sea | sp | 25 | .779 | 634 | .334 | 396 | .464 | 402 | .471 | 109.2 | 4.9 | 4.45 | 4.67 |
| Matt Garza | Bal | sp | 28 | .705 | 594 | .325 | 369 | .424 | 372 | .428 | 98.2 | 4.3 | 3.96 | 3.91 |
| Graham Godfrey | ChW | sp | 27 | .799 | 48 | .333 | 27 | .466 | 27 | .466 | 8.5 | 5.9 | 5.32 | 5.67 |
| Brandon Gomes | Bos | mr | 27 | .624 | 101 | .287 | 52 | .354 | 55 | .374 | 14.4 | 3.8 | 3.46 | 3.54 |
| Jeanmar Gomez | KCR | sp | 24 | .771 | 255 | .322 | 145 | .457 | 148 | .467 | 43.0 | 5.4 | 4.75 | 4.32 |
| Mike Gonzalez* | Min | mr | 34 | .720 | 145 | .262 | 115 | .460 | 117 | .468 | 27.3 | 4.2 | 3.84 | 4.25 |
| Brian Gordon | Sea | sp | 33 | .745 | 59 | .271 | 33 | .412 | 38 | .475 | 9.4 | 4.4 | 3.73 | 3.85 |
| Jeff Gray | Was | mr | 30 | .773 | 196 | .301 | 119 | .470 | 120 | .474 | 34.4 | 5.5 | 4.97 | 4.87 |
| Luke Gregerson | Mtl | mr | 28 | .744 | 237 | .346 | 130 | .429 | 132 | .436 | 37.2 | 4.8 | 4.45 | 4.45 |
| Zack Greinke | Bos | sp | 28 | .737 | 554 | .334 | 408 | .458 | 416 | .467 | 107.7 | 4.6 | 4.19 | 3.90 |
| Javy Guerra | Tex | cl | 26 | .693 | 166 | .331 | 101 | .411 | 105 | .427 | 28.1 | 4.5 | 4.06 | 3.61 |
| Juan Gutierrez | Min | mr | 28 | .820 | 47 | .319 | 39 | .513 | 40 | .526 | 10.9 | 5.7 | 5.21 | 5.22 |
| Jason Hammel | ChW | sp | 29 | .683 | 596 | .228 | 339 | .430 | 341 | .433 | 84.0 | 4.0 | 3.65 | 3.57 |
| Erik Hamren | Min | mr | 25 | .650 | 2 | .500 | 2 | .400 | 2 | .400 | 0.5 | 4.5 | 4.08 | 5.48 |
| Brad Hand* | Min | sp | 22 | .815 | 273 | .238 | 214 | .526 | 219 | .538 | 59.1 | 5.9 | 5.51 | 5.63 |
| Joel Hanrahan | Tex | cl | 30 | .609 | 241 | .278 | 127 | .368 | 129 | .374 | 29.6 | 3.1 | 2.77 | 2.41 |
| Tommy Hanson | Was | sp | 25 | .722 | 423 | .253 | 331 | .475 | 336 | .482 | 80.6 | 4.3 | 3.86 | 3.61 |
| J.A. Happ* | LAA | sp | 29 | .860 | 500 | .322 | 421 | .544 | 423 | .547 | 125.3 | 6.7 | 5.99 | 5.82 |
| Blake Hawksworth | LAA | mr | 29 | .681 | 168 | .262 | 102 | .436 | 102 | .436 | 25.4 | 4.0 | 3.67 | 3.15 |
| Aaron Heilman | LAA | mr | 33 | .874 | 74 | .324 | 64 | .547 | 66 | .564 | 19.6 | 6.8 | 6.20 | 6.12 |
| Liam Hendriks | KCR | sp | 23 | .890 | 35 | .314 | 26 | .531 | 28 | .571 | 7.9 | 6.5 | 5.84 | 6.11 |
| Clay Hensley | ChW | mr | 32 | .885 | 47 | .319 | 37 | .529 | 39 | .557 | 12.8 | 8.4 | 7.79 | 8.45 |
| David Hernandez | ChW | mr | 27 | .521 | 213 | .207 | 106 | .328 | 107 | .331 | 21.8 | 2.4 | 2.19 | 1.97 |
| Felix Hernandez | Min | sp | 26 | .690 | 632 | .323 | 388 | .411 | 395 | .418 | 99.0 | 4.0 | 3.56 | 3.77 |
| Livan Hernandez | Det | sp | 37 | .863 | 541 | .362 | 338 | .497 | 348 | .512 | 111.8 | 6.9 | 6.25 | 6.36 |
| Kelvin Herrera | KCR | mr | 22 | 1.667 | 2 | .000 | 4 | 1.333 | 4 | 1.333 | 1.3 | 18.0 | 16.20 | 15.46 |
| Frank Herrmann | LAA | mr | 28 | .673 | 208 | .274 | 114 | .415 | 114 | .415 | 25.8 | 3.5 | 3.11 | 3.22 |
| Rich Hill* | Cle | mr | 32 | .408 | 21 | .143 | 7 | .233 | 8 | .267 | 1.1 | 1.1 | 1.08 | 1.01 |
| Jim Hoey | Tor | mr | 29 | .591 | 88 | .273 | 41 | .342 | 43 | .358 | 9.8 | 3.1 | 2.74 | 2.65 |
| Greg Holland | Min | mr | 26 | .602 | 177 | .266 | 104 | .367 | 106 | .375 | 23.1 | 3.0 | 2.64 | 2.27 |
| J.P. Howell* | Was | mr | 29 | .626 | 51 | .333 | 28 | .359 | 29 | .372 | 6.8 | 3.4 | 3.01 | 3.62 |
| Jared Hughes | Cle | mr | 26 | .934 | 41 | .415 | 35 | .547 | 36 | .563 | 12.8 | 9.6 | 8.86 | 9.28 |
| Phil Hughes | Bos | sp | 26 | .797 | 343 | .312 | 227 | .492 | 229 | .497 | 67.9 | 5.8 | 5.34 | 4.65 |
| Tommy Hunter | KCR | sp | 25 | .708 | 379 | .314 | 193 | .408 | 197 | .416 | 54.5 | 4.4 | 3.98 | 3.72 |
| Ryota Igarashi | Tex | mr | 33 | .888 | 94 | .319 | 90 | .549 | 95 | .579 | 29.1 | 7.6 | 6.87 | 6.62 |
| Jason Isringhausen | Sea | mr | 39 | .605 | 157 | .229 | 96 | .390 | 97 | .394 | 21.2 | 3.3 | 2.91 | 2.92 |
| Edwin Jackson | Min | sp | 28 | .870 | 619 | .384 | 434 | .513 | 442 | .522 | 133.9 | 6.4 | 5.75 | 6.04 |
| Kenley Jansen | Mtl | mr | 24 | .604 | 111 | .315 | 113 | .402 | 114 | .406 | 25.5 | 3.4 | 3.13 | 2.92 |
| Bobby Jenks | Tex | mr | 31 | .708 | 14 | .429 | 10 | .417 | 10 | .417 | 2.9 | 5.3 | 4.17 | 4.43 |
| Jim Johnson | NYY | mr | 29 | .647 | 161 | .261 | 78 | .373 | 81 | .388 | 20.8 | 3.8 | 3.49 | 3.34 |
| Josh Johnson | Min | sp | 28 | .499 | 255 | .239 | 113 | .302 | 114 | .305 | 21.9 | 2.1 | 1.90 | 1.82 |
| Kyle Kendrick | Det | mr | 27 | .765 | 311 | .280 | 187 | .464 | 191 | .474 | 50.2 | 4.8 | 4.29 | 4.07 |
| Cole Kimball | Sea | mr | 26 | .484 | 29 | .207 | 15 | .294 | 17 | .333 | 2.6 | 1.8 | 1.62 | 1.59 |
| George Kontos | Cle | mr | 27 | .832 | 11 | .273 | 12 | .571 | 12 | .571 | 3.4 | 8.3 | 7.49 | 9.51 |
| Hong-Chih Kuo* | Bos | mr | 30 | .978 | 55 | .345 | 64 | .634 | 64 | .634 | 21.6 | 9.6 | 8.60 | 7.75 |
| John Lannan* | KCR | sp | 27 | .816 | 620 | .352 | 379 | .470 | 386 | .478 | 112.3 | 5.6 | 5.05 | 5.82 |
| Mat Latos | Bal | sp | 24 | .805 | 506 | .326 | 417 | .509 | 422 | .515 | 121.8 | 5.9 | 5.30 | 4.78 |
| Brandon League | Bos | cl | 29 | .584 | 85 | .306 | 38 | .336 | 38 | .336 | 8.3 | 2.5 | 2.35 | 2.16 |
| Wade LeBlanc* | NYY | sp | 27 | .817 | 310 | .345 | 214 | .491 | 217 | .498 | 64.5 | 6.0 | 5.48 | 5.36 |
| Christopher Leroux | ChW | mr | 28 | .559 | 81 | .259 | 40 | .336 | 40 | .336 | 8.9 | 2.7 | 2.42 | 1.65 |
| Colby Lewis | Was | sp | 32 | .766 | 547 | .287 | 389 | .481 | 394 | .488 | 105.2 | 5.0 | 4.62 | 4.52 |
| Brad Lidge |   | mr | 35 | .420 | 53 | .189 | 22 | .262 | 23 | .274 | 3.9 | 1.6 | 1.45 | 1.31 |
| Josh Lindblom | Oak | mr | 25 | .467 | 34 | .206 | 15 | .259 | 18 | .310 | 3.0 | 1.8 | 1.65 | 1.40 |
| Matt Lindstrom | Sea | mr | 32 | .594 | 200 | .240 | 93 | .352 | 96 | .364 | 21.6 | 2.9 | 2.63 | 2.30 |
| Scott Linebrink | Bos | mr | 35 | .849 | 123 | .382 | 77 | .467 | 80 | .485 | 25.0 | 6.2 | 5.57 | 6.13 |
| Francisco Liriano* | Min | sp | 28 | .652 | 446 | .278 | 276 | .397 | 286 | .411 | 63.8 | 3.5 | 3.15 | 3.59 |
| Jeff Locke* | Mtl | sp | 24 | .724 | 102 | .284 | 57 | .425 | 59 | .440 | 16.1 | 4.9 | 4.39 | 4.74 |
| Javier Lopez* | Det | mr | 34 | .651 | 137 | .277 | 81 | .405 | 82 | .410 | 17.2 | 3.3 | 2.97 | 3.22 |
| Rodrigo Lopez | Cle | sp | 36 | .992 | 153 | .373 | 119 | .592 | 123 | .612 | 42.9 | 9.3 | 8.55 | 8.74 |
| Mark Lowe | Bos | mr | 29 | .723 | 132 | .311 | 89 | .443 | 90 | .448 | 22.8 | 4.4 | 3.92 | 4.14 |
| Jordan Lyles | KCR | sp | 21 | .791 | 374 | .313 | 236 | .486 | 239 | .492 | 66.6 | 5.4 | 4.89 | 4.72 |
| Lance Lynn | Det | mr | 25 | .789 | 75 | .293 | 67 | .511 | 68 | .519 | 17.1 | 5.2 | 4.57 | 4.85 |
| Mike MacDougal | Det | mr | 35 | .770 | 143 | .350 | 99 | .465 | 100 | .469 | 27.5 | 5.2 | 4.67 | 5.19 |
| Trystan Magnuson | Tex | mr | 27 | .652 | 33 | .242 | 17 | .386 | 17 | .386 | 4.6 | 4.0 | 3.61 | 2.94 |
| Paul Maholm* | Det | sp | 30 | .709 | 560 | .291 | 309 | .422 | 316 | .431 | 82.5 | 4.3 | 3.94 | 3.81 |
| Carlos Marmol | Bal | cl | 29 | .740 | 144 | .278 | 145 | .485 | 148 | .495 | 35.6 | 4.7 | 4.16 | 4.21 |
| Jason Marquis | Det | sp | 33 | .808 | 489 | .315 | 297 | .481 | 304 | .493 | 88.6 | 5.8 | 5.18 | 5.17 |
| Brian Matusz* | Tex | sp | 25 | 1.379 | 66 | .485 | 74 | .822 | 75 | .833 | 33.1 | 18.6 | 16.09 | 18.36 |
| Yunesky Maya | Cle | sp | 30 | .782 | 192 | .297 | 109 | .456 | 113 | .473 | 31.7 | 5.2 | 4.73 | 4.75 |
| Vin Mazzaro | Sea | sp | 25 | .949 | 145 | .324 | 111 | .590 | 112 | .596 | 37.0 | 8.5 | 7.89 | 7.76 |
| Kyle McClellan | Bal | mr | 28 | .808 | 341 | .284 | 237 | .509 | 241 | .517 | 66.3 | 5.5 | 4.94 | 4.84 |
| Jake McGee* | Tor | mr | 25 | .969 | 67 | .403 | 70 | .598 | 72 | .615 | 23.2 | 8.7 | 8.06 | 8.74 |
| Evan Meek | Tex | mr | 29 | .783 | 83 | .349 | 49 | .458 | 49 | .458 | 15.1 | 6.0 | 5.64 | 6.14 |
| Mark Melancon | Was | cl | 27 | .683 | 81 | .296 | 46 | .411 | 46 | .411 | 11.7 | 4.1 | 3.69 | 4.21 |
| Luis Mendoza | Tex | sp | 28 | .650 | 148 | .264 | 69 | .343 | 82 | .408 | 19.4 | 3.8 | 3.39 | 3.57 |
| Wade Miley* | Min | sp | 25 | .949 | 199 | .357 | 163 | .584 | 164 | .588 | 52.6 | 8.1 | 7.43 | 8.11 |
| Mike Minor* | Tor | sp | 24 | .800 | 285 | .379 | 208 | .472 | 216 | .490 | 61.2 | 5.5 | 4.97 | 5.13 |
| Matt Moore* | NYY | mr | 23 | .762 | 64 | .484 | 63 | .460 | 63 | .460 | 19.2 | 5.9 | 5.41 | 5.85 |
| Brandon Morrow | NYY | sp | 27 | .807 | 502 | .309 | 379 | .492 | 395 | .512 | 113.7 | 6.0 | 5.41 | 5.39 |
| Clayton Mortensen | Mtl | mr | 27 | .613 | 271 | .192 | 140 | .397 | 141 | .399 | 26.9 | 2.7 | 2.43 | 2.57 |
| Charlie Morton | Det | sp | 28 | .770 | 568 | .292 | 368 | .465 | 379 | .479 | 99.6 | 5.0 | 4.57 | 4.79 |
| Daniel Moskos* | LAA | mr | 26 | .726 | 95 | .284 | 48 | .429 | 49 | .438 | 12.0 | 4.0 | 3.52 | 3.61 |
| Jason Motte | Was | mr | 30 | .668 | 225 | .271 | 123 | .399 | 128 | .416 | 29.7 | 3.5 | 3.17 | 2.79 |
| Peter Moylan | Det | mr | 33 | .920 | 7 | .429 | 6 | .545 | 6 | .545 | 2.1 | 11.1 | 10.02 | 14.26 |
| Edward Mujica | Min | mr | 28 | .604 | 220 | .245 | 116 | .365 | 122 | .384 | 24.6 | 2.7 | 2.43 | 1.96 |
| Brett Myers | Oak | sp | 31 | .745 | 667 | .289 | 410 | .455 | 416 | .461 | 111.0 | 4.7 | 4.22 | 4.21 |
| Chris Narveson* | KCR | sp | 30 | .677 | 557 | .250 | 327 | .427 | 330 | .431 | 80.2 | 4.0 | 3.61 | 3.54 |
| Joe Nathan | Min | cl | 37 | .298 | 26 | .154 | 6 | .158 | 7 | .184 | 0.8 | 0.6 | 0.57 | 0.72 |
| Pat Neshek | Oak | mr | 31 | .782 | 45 | .267 | 40 | .506 | 41 | .519 | 10.2 | 5.5 | 4.94 | 6.13 |
| Juan Nicasio | ChW | sp | 25 | .754 | 334 | .269 | 223 | .481 | 226 | .487 | 55.4 | 4.4 | 4.02 | 3.68 |
| Jonathon Niese* | ChW | sp | 25 | .793 | 570 | .337 | 395 | .484 | 399 | .489 | 114.3 | 5.5 | 4.99 | 4.82 |
| Hector Noesi | NYY | mr | 25 | .807 | 203 | .330 | 135 | .487 | 137 | .495 | 41.6 | 6.1 | 5.46 | 5.04 |
| Bud Norris | Tor | sp | 27 | .731 | 537 | .268 | 385 | .470 | 389 | .474 | 100.2 | 4.6 | 4.20 | 3.87 |
| Leo Nunez | Sea | cl | 28 | .729 | 171 | .298 | 107 | .444 | 107 | .444 | 29.0 | 4.7 | 4.20 | 3.98 |
| Sean O'Sullivan | Mtl | sp | 24 | .909 | 368 | .291 | 266 | .576 | 268 | .580 | 84.5 | 7.6 | 7.03 | 6.88 |
| Alexi Ogando | Oak | sp | 28 | .556 | 621 | .246 | 282 | .333 | 286 | .338 | 58.5 | 2.4 | 2.21 | 2.05 |
| Will Ohman* | KCR | mr | 34 | .624 | 164 | .238 | 90 | .381 | 94 | .398 | 20.1 | 3.1 | 2.79 | 2.65 |
| Darren Oliver* | Bal | mr | 41 | .619 | 146 | .247 | 82 | .390 | 82 | .390 | 19.2 | 3.3 | 3.02 | 2.44 |
| Lester Oliveros | Cle | mr | 24 | .607 | 72 | .306 | 34 | .347 | 34 | .347 | 7.3 | 2.6 | 2.37 | 2.79 |
| Logan Ondrusek | Det | mr | 27 | .740 | 209 | .306 | 124 | .448 | 124 | .448 | 33.3 | 4.7 | 4.24 | 4.21 |
| Ramon Ortiz | Oak | mr | 39 | 1.081 | 72 | .250 | 73 | .745 | 73 | .745 | 23.0 | 9.4 | 8.48 | 8.67 |
| Roy Oswalt | Was | sp | 34 | .805 | 137 | .365 | 84 | .472 | 84 | .472 | 26.2 | 6.0 | 5.44 | 5.04 |
| Vicente Padilla | KCR | cl | 34 | .822 | 27 | .296 | 25 | .543 | 25 | .543 | 7.0 | 6.3 | 6.06 | 4.76 |
| Jonathan Papelbon |   | cl | 31 | .509 | 136 | .279 | 67 | .302 | 68 | .306 | 14.2 | 2.2 | 1.99 | 1.52 |
| Joe Paterson* | Det | mr | 26 | .673 | 111 | .306 | 54 | .367 | 57 | .388 | 14.5 | 3.9 | 3.54 | 3.87 |
| Jake Peavy | Oak | sp | 31 | .586 | 431 | .295 | 210 | .345 | 213 | .350 | 50.2 | 3.0 | 2.70 | 2.33 |
| Brad Penny | Tex | sp | 34 | .960 | 491 | .350 | 373 | .577 | 376 | .582 | 128.1 | 8.7 | 8.00 | 8.24 |
| Joel Peralta | KCR | mr | 36 | .579 | 207 | .256 | 109 | .366 | 109 | .366 | 21.8 | 2.5 | 2.26 | 1.73 |
| Chris Perez | Mtl | cl | 26 | .635 | 204 | .230 | 113 | .405 | 114 | .409 | 24.9 | 3.2 | 2.96 | 2.76 |
| Luis Perez* | Tex | mr | 27 | .893 | 191 | .377 | 154 | .535 | 158 | .549 | 48.5 | 7.1 | 6.37 | 7.01 |
| Glen Perkins* | Oak | mr | 29 | .599 | 179 | .302 | 100 | .348 | 106 | .369 | 23.6 | 3.0 | 2.74 | 2.47 |
| Vinnie Pestano | Cle | mr | 27 | .645 | 150 | .273 | 107 | .401 | 113 | .423 | 25.4 | 3.6 | 3.23 | 2.89 |
| Zach Phillips* | Cle | mr | 25 | .536 | 13 | .154 | 6 | .375 | 6 | .375 | 1.1 | 2.5 | 2.29 | 1.41 |
| Rick Porcello | ChW | sp | 23 | .726 | 657 | .277 | 374 | .438 | 384 | .450 | 94.3 | 4.2 | 3.76 | 3.89 |
| Ramon S. Ramirez | Oak | mr | 30 | .522 | 181 | .221 | 83 | .324 | 84 | .328 | 15.2 | 2.0 | 1.81 | 1.61 |
| Clay Rapada* | Sea | mr | 31 | .819 | 29 | .310 | 21 | .500 | 21 | .500 | 6.5 | 6.8 | 6.08 | 6.15 |
| Jon Rauch | Tor | mr | 33 | .826 | 175 | .251 | 129 | .544 | 129 | .544 | 33.9 | 5.4 | 4.87 | 4.42 |
| Chad Reineke | Cle | sp | 30 | .914 | 15 | .267 | 15 | .600 | 15 | .600 | 4.0 | 6.7 | 6.46 | 8.46 |
| Chris Resop | NYY | mr | 29 | .801 | 61 | .377 | 49 | .485 | 50 | .495 | 14.9 | 6.0 | 5.34 | 5.14 |
| Greg Reynolds | Oak | mr | 26 | .756 | 89 | .236 | 53 | .465 | 56 | .491 | 12.9 | 4.2 | 3.74 | 3.71 |
| Matt Reynolds* | NYY | mr | 27 | .750 | 112 | .304 | 90 | .484 | 91 | .489 | 24.1 | 5.0 | 4.58 | 3.81 |
| Clayton Richard* | Tex | sp | 28 | .840 | 397 | .330 | 263 | .508 | 265 | .512 | 76.4 | 5.8 | 5.27 | 5.46 |
| Garrett Richards | NYY | mr | 24 | 1.289 | 80 | .450 | 98 | .803 | 99 | .811 | 40.2 | 17.2 | 15.52 | 15.30 |
| Mariano Rivera | KCR | cl | 42 | .592 | 202 | .302 | 94 | .335 | 97 | .345 | 21.3 | 2.7 | 2.43 | 2.47 |
| Fernando Rodney | NYY | mr | 35 | .824 | 84 | .333 | 73 | .497 | 77 | .524 | 20.6 | 6.0 | 5.38 | 6.45 |
| Fernando Rodriguez | LAA | mr | 28 | .826 | 157 | .318 | 135 | .508 | 139 | .523 | 40.9 | 6.5 | 5.82 | 6.29 |
| Francisco J Rodriguez | Tor | cl | 30 | .826 | 200 | .385 | 154 | .494 | 156 | .500 | 46.3 | 6.2 | 5.54 | 5.23 |
| Henry Rodriguez | LAA | mr | 25 | .671 | 173 | .312 | 123 | .403 | 128 | .420 | 31.1 | 4.3 | 3.82 | 4.88 |
| Josh Roenicke | ChW | mr | 29 | .653 | 64 | .250 | 35 | .407 | 36 | .419 | 8.9 | 3.9 | 3.61 | 2.97 |
| Esmil Rogers | NYY | sp | 26 | .893 | 330 | .330 | 256 | .533 | 266 | .554 | 83.2 | 7.4 | 6.61 | 7.20 |
| J.C. Romero* |   | mr | 36 | .810 | 42 | .310 | 29 | .460 | 32 | .508 | 8.4 | 5.8 | 5.70 | 6.63 |
| Ricky Romero* | Cle | sp | 27 | .690 | 604 | .293 | 364 | .418 | 372 | .428 | 91.2 | 3.9 | 3.59 | 3.65 |
| Sergio Romo | Min | mr | 29 | .578 | 131 | .305 | 76 | .352 | 77 | .356 | 15.9 | 2.6 | 2.30 | 1.80 |
| Tyson Ross | Bos | sp | 25 | .678 | 44 | .341 | 22 | .386 | 22 | .386 | 5.5 | 3.7 | 3.23 | 3.96 |
| Dan Runzler* | LAA | mr | 27 | .915 | 89 | .461 | 76 | .528 | 77 | .535 | 25.8 | 8.0 | 7.38 | 8.20 |
| Adam Russell | Was | mr | 29 | .594 | 86 | .209 | 49 | .386 | 50 | .394 | 10.5 | 3.1 | 2.86 | 2.97 |
| C.C. Sabathia* | Oak | sp | 31 | .619 | 700 | .301 | 374 | .365 | 383 | .373 | 87.4 | 3.1 | 2.85 | 2.68 |
| Alejandro Sanabia | Det | sp | 23 | .707 | 42 | .262 | 28 | .444 | 29 | .460 | 7.4 | 4.4 | 3.98 | 3.25 |
| Brian Sanches | Bos | mr | 33 | .705 | 139 | .295 | 84 | .431 | 86 | .441 | 23.1 | 4.6 | 4.16 | 3.48 |
| Eduardo Sanchez | Min | mr | 23 | .401 | 61 | .197 | 26 | .250 | 27 | .260 | 3.6 | 1.1 | 1.03 | 1.11 |
| Ervin Santana | Mtl | sp | 29 | .681 | 675 | .252 | 394 | .420 | 404 | .431 | 99.3 | 3.9 | 3.59 | 3.39 |
| Joe Saunders* | Det | sp | 31 | .768 | 642 | .254 | 415 | .481 | 420 | .487 | 103.2 | 4.6 | 4.14 | 4.64 |
| Max Scherzer | Tor | sp | 27 | .836 | 612 | .319 | 469 | .517 | 483 | .533 | 136.7 | 5.9 | 5.34 | 5.22 |
| Daniel Schlereth* | Det | mr | 26 | .650 | 109 | .183 | 87 | .437 | 90 | .452 | 17.6 | 3.4 | 2.99 | 3.50 |
| Michael Schwimer | Cle | mr | 26 | .799 | 32 | .250 | 24 | .522 | 24 | .522 | 6.6 | 5.6 | 5.38 | 4.30 |
| Evan Scribner | Sea | mr | 26 | .870 | 53 | .302 | 36 | .529 | 37 | .544 | 10.8 | 6.3 | 5.82 | 5.33 |
| Bryan Shaw | Tex | mr | 24 | .804 | 100 | .320 | 68 | .453 | 75 | .500 | 22.2 | 6.2 | 5.61 | 6.00 |
| James Shields | Bos | sp | 30 | .674 | 696 | .292 | 414 | .413 | 422 | .421 | 99.2 | 3.6 | 3.30 | 3.12 |
| Tony Sipp* | Cle | mr | 28 | .760 | 161 | .286 | 117 | .476 | 117 | .476 | 33.4 | 5.3 | 4.85 | 4.04 |
| Kevin Slowey | NYY | sp | 28 | .829 | 151 | .338 | 94 | .500 | 95 | .505 | 28.1 | 5.8 | 5.34 | 5.05 |
| Jordan Smith | Tex | mr | 26 | 1.100 | 8 | .500 | 6 | .600 | 6 | .600 | 2.7 | 18.3 | 16.48 | 22.07 |
| Andy Sonnanstine | NYY | mr | 29 | .909 | 133 | .271 | 97 | .581 | 97 | .581 | 28.7 | 6.7 | 6.12 | 6.14 |
| Rafael Soriano | Was | mr | 32 | .576 | 119 | .235 | 64 | .360 | 65 | .365 | 13.3 | 2.6 | 2.36 | 2.09 |
| Josh Spence* | ChW | mr | 24 | .353 | 75 | .107 | 31 | .250 | 31 | .250 | 3.8 | 1.0 | 0.89 | 0.79 |
| Craig Stammen | ChW | mr | 28 | .354 | 29 | .103 | 11 | .250 | 11 | .250 | 1.2 | 0.9 | 0.79 | 0.75 |
| Mitch Stetter* | Min | mr | 31 | 1.250 | 3 | .000 | 4 | 1.000 | 4 | 1.000 | 1.0 | 9.0 | 8.10 | 7.45 |
| Drew Storen | Bal | cl | 24 | .614 | 176 | .267 | 100 | .386 | 100 | .386 | 23.9 | 3.4 | 3.08 | 2.64 |
| Pedro Strop | ChW | mr | 27 | .709 | 72 | .292 | 44 | .415 | 46 | .434 | 10.8 | 3.8 | 3.46 | 3.83 |
| Eric Stults* | KCR | mr | 32 | .407 | 32 | .188 | 11 | .250 | 11 | .250 | 1.9 | 1.5 | 1.39 | 1.21 |
| Michael Stutes | ChW | mr | 25 | .611 | 180 | .189 | 115 | .395 | 120 | .412 | 24.7 | 3.1 | 2.79 | 2.70 |
| Mitch Talbot | LAA | sp | 28 | .845 | 306 | .346 | 219 | .512 | 221 | .516 | 64.8 | 6.2 | 5.54 | 6.00 |
| Rich Thompson |   | mr | 27 | .575 | 174 | .264 | 95 | .353 | 96 | .357 | 22.2 | 3.0 | 2.75 | 2.39 |
| Matt Thornton* | Was | mr | 35 | .578 | 166 | .313 | 82 | .336 | 83 | .340 | 19.8 | 3.0 | 2.64 | 2.24 |
| Brett Tomko | NYY | mr | 39 | .856 | 72 | .292 | 58 | .552 | 58 | .552 | 15.8 | 5.9 | 5.42 | 5.32 |
| Alexander Torres* | LAA | mr | 24 | .824 | 39 | .410 | 25 | .463 | 26 | .481 | 7.6 | 5.9 | 5.27 | 6.11 |
| Raul Valdes* | Det | mr | 34 | 1.056 | 12 | .500 | 14 | .636 | 14 | .636 | 5.5 | 13.5 | 12.19 | 14.78 |
| Jason Vargas* | Bal | sp | 29 | .722 | 605 | .312 | 357 | .436 | 360 | .440 | 97.4 | 4.6 | 4.18 | 3.94 |
| Javier Vazquez | Bos | sp | 35 | .574 | 189 | .280 | 84 | .336 | 85 | .340 | 18.8 | 2.7 | 2.45 | 2.13 |
| Jonny Venters* | Tex | mr | 27 | .557 | 215 | .284 | 125 | .343 | 126 | .346 | 25.1 | 2.5 | 2.24 | 2.34 |
| Jose Veras | ChW | mr | 31 | .584 | 221 | .213 | 134 | .380 | 137 | .388 | 29.3 | 3.1 | 2.83 | 2.40 |
| Justin Verlander | Cle | sp | 29 | .564 | 675 | .246 | 357 | .347 | 367 | .356 | 76.3 | 2.7 | 2.42 | 2.29 |
| Carlos Villanueva | Mtl | mr | 28 | .748 | 240 | .233 | 138 | .457 | 144 | .477 | 36.8 | 4.6 | 4.23 | 4.10 |
| Brayan Villarreal | Tor | mr | 25 | .922 | 29 | .414 | 26 | .565 | 26 | .565 | 8.4 | 8.4 | 7.55 | 8.03 |
| Edinson Volquez | Mtl | sp | 28 | .833 | 302 | .331 | 251 | .516 | 257 | .529 | 73.5 | 6.3 | 5.65 | 5.83 |
| Chris Volstad | KCR | sp | 25 | .833 | 578 | .318 | 401 | .515 | 404 | .519 | 115.7 | 5.8 | 5.31 | 5.33 |
| Cory Wade | Bos | mr | 29 | .637 | 124 | .234 | 73 | .415 | 73 | .415 | 17.1 | 3.5 | 3.14 | 2.44 |
| Tim Wakefield | Sea | sp | 45 | .802 | 537 | .287 | 363 | .506 | 367 | .511 | 101.2 | 5.5 | 4.95 | 4.53 |
| Chien-Ming Wang | Mtl | sp | 32 | .794 | 348 | .296 | 197 | .468 | 200 | .475 | 60.1 | 5.8 | 5.20 | 5.26 |
| Robbie Weinhardt | LAA | mr | 26 | 1.409 | 10 | .600 | 10 | .833 | 10 | .833 | 5.3 | 23.7 | 21.30 | 14.52 |
| Dan Wheeler | NYY | mr | 34 | .671 | 61 | .279 | 40 | .421 | 40 | .421 | 9.9 | 3.8 | 3.39 | 3.13 |
| Alex White | NYY | sp | 23 | 1.063 | 242 | .331 | 237 | .681 | 238 | .684 | 84.0 | 10.8 | 9.81 | 9.61 |
| Dontrelle Willis* | Was | sp | 30 | .731 | 197 | .269 | 133 | .449 | 137 | .463 | 35.7 | 4.8 | 4.39 | 4.71 |
| C.J. Wilson* | Was | sp | 31 | .592 | 690 | .264 | 362 | .359 | 371 | .368 | 75.6 | 2.7 | 2.42 | 2.44 |
| Randy Wolf* | ChW | sp | 35 | .753 | 699 | .290 | 412 | .443 | 430 | .462 | 112.7 | 4.7 | 4.25 | 4.23 |
| Kerry Wood | Oak | mr | 35 | .702 | 143 | .273 | 101 | .457 | 103 | .466 | 22.7 | 3.7 | 3.32 | 2.55 |
| Vance Worley | ChW | sp | 24 | .694 | 455 | .273 | 299 | .442 | 302 | .446 | 72.2 | 4.0 | 3.62 | 3.28 |
| Jamey Wright | Bal | mr | 37 | .765 | 232 | .345 | 139 | .444 | 141 | .450 | 39.6 | 5.0 | 4.52 | 4.90 |
| Wesley Wright* | Bos | mr | 27 | 1.095 | 5 | .400 | 5 | .714 | 5 | .714 | 1.8 | 12.3 | 11.09 | 7.52 |
| Michael Wuertz | Sea | mr | 33 | .937 | 23 | .261 | 22 | .611 | 22 | .611 | 6.4 | 6.9 | 6.44 | 6.59 |
| Brad Ziegler | NYY | mr | 32 | .714 | 177 | .345 | 93 | .404 | 95 | .413 | 23.0 | 3.7 | 3.37 | 3.96 |
| Jordan Zimmermann | Bal | sp | 26 | .721 | 627 | .322 | 344 | .419 | 355 | .432 | 97.7 | 4.6 | 4.08 | 3.71 |
| Barry Zito* |   | sp | 34 | .860 | 198 | .253 | 157 | .557 | 158 | .560 | 43.1 | 6.1 | 5.51 | 5.84 |
| Start |
| Name | Team | P | Age | GS | CG | CG% | SHO | QS | QS% | RS | RS/G | RL | RLS | RL% | NP/G | STR% |
| Fernando Abad* | NYY | mr | 26 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 11 | 4 | .364 | 13.3 | .585 |
| Alfredo Aceves | Was | mr | 29 | 8 | 0 | .000 | 0 | 4 | .500 | 24 | 3.0 | 18 | 3 | .167 | 35.8 | .611 |
| Matt Albers | Tex | mr | 29 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 17 | 8 | .471 | 31.0 | .591 |
| Al Alburquerque | Det | mr | 26 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 8 | 1 | .125 | 28.6 | .595 |
| Henderson Alvarez | Tor | sp | 22 | 13 | 1 | .077 | 0 | 6 | .462 | 52 | 4.0 | 8 | 1 | .125 | 96.1 | .685 |
| Jose Arredondo | Cle | mr | 28 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 21 | 7 | .333 | 22.2 | .598 |
| Bronson Arroyo | NYY | sp | 35 | 10 | 0 | .000 | 0 | 5 | .500 | 55 | 5.5 | 6 | 4 | .667 | 99.7 | .647 |
| Mitch Atkins | NYY | sp | 26 | 5 | 0 | .000 | 0 | 0 | .000 | 23 | 4.6 | 3 | 0 | .000 | 49.2 | .634 |
| John Axford |   | cl | 29 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 8 | 0 | .000 | 17.4 | .631 |
| Burke Badenhop | KCR | mr | 29 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 29 | 12 | .414 | 28.0 | .607 |
| Danys Baez | Min | mr | 34 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 5 | 1 | .200 | 28.4 | .606 |
| Homer Bailey | Tor | sp | 26 | 26 | 2 | .077 | 0 | 13 | .500 | 115 | 4.4 | 28 | 9 | .321 | 98.2 | .642 |
| Daniel Bard | Tor | mr | 27 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 9 | 3 | .333 | 24.3 | .625 |
| Anthony Bass | Bal | mr | 24 | 2 | 0 | .000 | 0 | 0 | .000 | 11 | 5.5 | 6 | 5 | .833 | 44.4 | .608 |
| Miguel Batista | Oak | mr | 41 | 9 | 0 | .000 | 0 | 7 | .778 | 51 | 5.7 | 3 | 1 | .333 | 93.7 | .563 |
| Brandon Beachy | Oak | sp | 25 | 29 | 4 | .138 | 3 | 21 | .724 | 154 | 5.3 | 17 | 3 | .176 | 105.6 | .631 |
| Blake Beavan | Tor | sp | 23 | 19 | 4 | .211 | 1 | 9 | .474 | 51 | 2.7 | 11 | 8 | .727 | 96.9 | .668 |
| Josh Beckett | KCR | sp | 32 | 30 | 5 | .167 | 2 | 23 | .767 | 131 | 4.4 | 21 | 7 | .333 | 109.3 | .640 |
| Erik Bedard* | Tex | sp | 33 | 28 | 0 | .000 | 0 | 9 | .321 | 149 | 5.3 | 22 | 6 | .273 | 86.7 | .620 |
| Matt Belisle | Bos | mr | 32 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 0 | 0 | .000 | 16.3 | .694 |
| Trevor Bell | LAA | mr | 25 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 2 | 0 | .000 | 36.0 | .630 |
| Duane Below* | Bal | mr | 26 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 7 | 4 | .571 | 22.0 | .581 |
| Joaquin Benoit | Was | mr | 34 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 10 | 3 | .300 | 18.2 | .610 |
| Justin Berg | Mtl | mr | 28 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 5 | 1 | .200 | 24.0 | .596 |
| Brad Bergesen | Tex | mr | 26 | 10 | 0 | .000 | 0 | 4 | .400 | 44 | 4.4 | 15 | 10 | .667 | 49.3 | .649 |
| Dellin Betances | Bal | sp | 24 | 1 | 0 | .000 | 0 | 0 | .000 | 2 | 2.0 | 2 | 1 | .500 | 86.0 | .593 |
| Jerry Blevins* | Sea | mr | 28 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 8 | 4 | .500 | 19.5 | .591 |
| Mitchell Boggs | Det | mr | 28 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 13 | 4 | .308 | 30.9 | .615 |
| Dallas Braden* | Bos | sp | 28 | 1 | 0 | .000 | 0 | 0 | .000 | 8 | 8.0 | 2 | 2 | 1.000 | 90.0 | .689 |
| Zachary Britton* | Tex | sp | 24 | 30 | 0 | .000 | 0 | 15 | .500 | 142 | 4.7 | 26 | 8 | .308 | 91.1 | .625 |
| Rex Brothers* | NYY | mr | 24 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 10 | 5 | .500 | 22.7 | .603 |
| Jonathan Broxton | Tor | cl | 28 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 5 | 3 | .600 | 24.8 | .577 |
| Clay Buchholz | Cle | sp | 27 | 18 | 0 | .000 | 0 | 11 | .611 | 105 | 5.8 | 12 | 3 | .250 | 96.2 | .594 |
| Taylor Buchholz | ChW | mr | 30 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 13 | 2 | .154 | 12.4 | .641 |
| Madison Bumgarner* | Mtl | sp | 22 | 34 | 1 | .029 | 1 | 24 | .706 | 119 | 3.5 | 20 | 3 | .150 | 102.1 | .657 |
| Alex Burnett | Was | mr | 24 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 4 | 1 | .250 | 20.6 | .632 |
| Brian Burres* | Sea | mr | 31 | 2 | 0 | .000 | 0 | 1 | .500 | 7 | 3.5 | 3 | 0 | .000 | 44.0 | .614 |
| Tim Byrdak* | KCR | mr | 38 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 34 | 2 | .059 | 11.9 | .585 |
| Shawn Camp | Det | mr | 36 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 11 | 3 | .273 | 23.3 | .662 |
| Matt Capps | Sea | mr | 28 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 23 | 4 | .174 | 20.7 | .660 |
| Fausto Carmona | LAA | sp | 28 | 32 | 5 | .156 | 0 | 13 | .406 | 124 | 3.9 | 25 | 15 | .600 | 96.1 | .640 |
| Chris Carpenter | Bos | sp | 37 | 8 | 0 | .000 | 0 | 3 | .375 | 53 | 6.6 | 8 | 4 | .500 | 95.5 | .641 |
| Chris Carpenter | Tor | mr | 26 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 13 | 5 | .385 | 24.8 | .534 |
| David Carpenter | Tor | mr | 26 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 9 | 6 | .667 | 27.4 | .616 |
| Drew Carpenter | Tor | mr | 27 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 5 | 1 | .200 | 24.0 | .564 |
| D.J. Carrasco | Mtl | mr | 35 | 1 | 0 | .000 | 0 | 0 | .000 | 1 | 1.0 | 9 | 6 | .667 | 35.0 | .592 |
| Joel Carreno | KCR | mr | 25 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 3 | 0 | .000 | 21.5 | .620 |
| Bobby Cassevah | NYY | mr | 26 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 14 | 4 | .286 | 26.5 | .567 |
| Alberto Castillo* | KCR | mr | 36 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 5 | 1 | .200 | 15.6 | .500 |
| Brett Cecil* | Tor | sp | 25 | 17 | 2 | .118 | 0 | 6 | .353 | 71 | 4.2 | 16 | 11 | .688 | 98.2 | .612 |
| Jose Ceda | ChW | mr | 25 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 3 | 1 | .333 | 25.3 | .553 |
| Jhoulys Chacin | Cle | sp | 24 | 31 | 0 | .000 | 0 | 12 | .387 | 154 | 5.0 | 31 | 13 | .419 | 98.5 | .591 |
| Bruce Chen* | Cle | sp | 35 | 29 | 0 | .000 | 0 | 20 | .690 | 155 | 5.3 | 11 | 6 | .545 | 96.2 | .618 |
| Randy Choate* | Min | mr | 36 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 18 | 3 | .167 | 13.6 | .570 |
| Steve Cishek | Cle | mr | 26 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 14 | 5 | .357 | 19.0 | .650 |
| Tyler Clippard | Sea | mr | 27 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 8 | 2 | .250 | 23.0 | .636 |
| Phil Coke* | Bal | mr | 29 | 8 | 0 | .000 | 0 | 2 | .250 | 36 | 4.5 | 31 | 7 | .226 | 39.9 | .592 |
| Casey Coleman | Tex | sp | 24 | 20 | 0 | .000 | 0 | 6 | .300 | 109 | 5.4 | 18 | 6 | .333 | 77.2 | .620 |
| Louis Coleman | Oak | mr | 26 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 12 | 2 | .167 | 25.2 | .596 |
| Josh Collmenter | Mtl | sp | 26 | 28 | 2 | .071 | 0 | 18 | .643 | 84 | 3.0 | 18 | 7 | .389 | 98.8 | .666 |
| Bartolo Colon | Sea | sp | 39 | 30 | 2 | .067 | 1 | 19 | .633 | 133 | 4.4 | 14 | 3 | .214 | 103.2 | .639 |
| Aaron Cook | LAA | sp | 33 | 20 | 1 | .050 | 0 | 7 | .350 | 91 | 4.6 | 19 | 9 | .474 | 93.0 | .639 |
| Francisco Cordero | Tex | cl | 37 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 19 | 4 | .211 | 23.4 | .612 |
| Kevin Correia | LAA | sp | 31 | 30 | 6 | .200 | 2 | 16 | .533 | 157 | 5.2 | 16 | 5 | .313 | 101.4 | .633 |
| Bobby Cramer* | Was | mr | 32 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 1 | 0 | .000 | 13.3 | .604 |
| Juan Cruz | Cle | mr | 33 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 5 | 2 | .400 | 19.2 | .567 |
| Johnny Cueto | Sea | sp | 26 | 28 | 5 | .179 | 3 | 20 | .714 | 122 | 4.4 | 11 | 2 | .182 | 109.3 | .609 |
| John Danks* | NYY | sp | 27 | 30 | 5 | .167 | 0 | 12 | .400 | 110 | 3.7 | 19 | 9 | .474 | 109.3 | .638 |
| Kyle Davies | NYY | sp | 28 | 18 | 3 | .167 | 0 | 5 | .278 | 81 | 4.5 | 13 | 3 | .231 | 89.6 | .615 |
| Wade Davis | Min | sp | 26 | 30 | 1 | .033 | 0 | 15 | .500 | 191 | 6.4 | 22 | 7 | .318 | 94.9 | .617 |
| Justin De Fratus | Tex | mr | 24 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 0 | 0 | .000 | 23.0 | .587 |
| Eulogio De La Cruz | KCR | mr | 28 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 4 | 3 | .750 | 32.8 | .595 |
| Jorge de la Rosa* | Was | sp | 31 | 14 | 1 | .071 | 0 | 11 | .786 | 65 | 4.6 | 7 | 4 | .571 | 104.4 | .598 |
| Fautino De Los Santos | Cle | mr | 26 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 8 | 4 | .500 | 25.2 | .619 |
| Steve Delabar | Sea | mr | 28 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 3 | 3 | 1.000 | 17.8 | .627 |
| Randall Delgado | Det | sp | 22 | 10 | 0 | .000 | 0 | 5 | .500 | 36 | 3.6 | 7 | 2 | .286 | 82.7 | .612 |
| Ryan Dempster | LAA | sp | 35 | 34 | 2 | .059 | 1 | 12 | .353 | 149 | 4.4 | 28 | 13 | .464 | 103.4 | .601 |
| Joey Devine | Min | mr | 28 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 10 | 1 | .100 | 19.1 | .580 |
| R.A. Dickey | Bos | sp | 37 | 32 | 5 | .156 | 0 | 22 | .688 | 154 | 4.8 | 20 | 6 | .300 | 108.0 | .634 |
| Felix Doubront* | LAA | mr | 24 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 5 | 4 | .800 | 29.1 | .528 |
| Brian Duensing* | Bal | sp | 29 | 24 | 0 | .000 | 0 | 12 | .500 | 85 | 3.5 | 15 | 1 | .067 | 99.2 | .639 |
| Zach Duke* | Bos | mr | 29 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 14 | 5 | .357 | 15.4 | .620 |
| Phil Dumatrait* | Tor | mr | 30 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 19 | 4 | .211 | 26.5 | .570 |
| Michael Dunn* | Min | mr | 27 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 27 | 4 | .148 | 23.9 | .577 |
| Chad Durbin | KCR | mr | 34 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 9 | 1 | .111 | 23.5 | .649 |
| Nathan Eovaldi | NYY | sp | 22 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 12 | 5 | .417 | 29.9 | .561 |
| Sergio Escalona* | Bos | mr | 27 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 17 | 5 | .294 | 16.9 | .587 |
| Marco Estrada | Tor | mr | 28 | 6 | 0 | .000 | 0 | 3 | .500 | 29 | 4.8 | 10 | 3 | .300 | 38.6 | .623 |
| Kyle Farnsworth | Min | cl | 36 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 0 | 0 | .000 | 12.9 | .667 |
| Nelson Figueroa | Tex | sp | 38 | 2 | 0 | .000 | 0 | 0 | .000 | 11 | 5.5 | 1 | 1 | 1.000 | 55.7 | .566 |
| Carlos Fisher | KCR | mr | 29 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 5 | 2 | .400 | 26.7 | .635 |
| Doug Fister | Bos | sp | 28 | 31 | 8 | .258 | 1 | 21 | .677 | 150 | 4.8 | 13 | 6 | .462 | 106.7 | .670 |
| Frank Francisco | Oak | cl | 32 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 14 | 5 | .357 | 17.8 | .637 |
| Ryan Franklin | Tex | mr | 39 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 2 | 0 | .000 | 29.7 | .618 |
| Jason Frasor | Bal | mr | 34 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 14 | 4 | .286 | 22.1 | .604 |
| Ernesto Frieri | Mtl | mr | 26 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 8 | 3 | .375 | 27.8 | .583 |
| Yovani Gallardo | Sea | sp | 26 | 33 | 1 | .030 | 0 | 17 | .515 | 153 | 4.6 | 24 | 6 | .250 | 105.3 | .640 |
| Freddy Garcia | Was | sp | 36 | 29 | 3 | .103 | 1 | 17 | .586 | 187 | 6.4 | 20 | 3 | .150 | 99.6 | .635 |
| Jaime Garcia* | Sea | sp | 25 | 32 | 1 | .031 | 0 | 17 | .531 | 137 | 4.3 | 23 | 6 | .261 | 96.9 | .644 |
| Matt Garza | Bal | sp | 28 | 30 | 2 | .067 | 1 | 17 | .567 | 130 | 4.3 | 25 | 7 | .280 | 111.4 | .633 |
| Graham Godfrey | ChW | sp | 27 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 2 | 0 | .000 | 30.0 | .652 |
| Brandon Gomes | Bos | mr | 27 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 16 | 6 | .375 | 22.7 | .590 |
| Jeanmar Gomez | KCR | sp | 24 | 11 | 2 | .182 | 0 | 5 | .455 | 33 | 3.0 | 3 | 1 | .333 | 96.3 | .641 |
| Mike Gonzalez* | Min | mr | 34 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 35 | 3 | .086 | 19.6 | .575 |
| Brian Gordon | Sea | sp | 33 | 3 | 1 | .333 | 0 | 2 | .667 | 8 | 2.7 | 2 | 0 | .000 | 91.0 | .681 |
| Jeff Gray | Was | mr | 30 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 28 | 6 | .214 | 20.8 | .608 |
| Luke Gregerson | Mtl | mr | 28 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 25 | 7 | .280 | 23.2 | .653 |
| Zack Greinke | Bos | sp | 28 | 31 | 4 | .129 | 2 | 20 | .645 | 197 | 6.4 | 21 | 6 | .286 | 110.6 | .631 |
| Javy Guerra | Tex | cl | 26 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 24 | 7 | .292 | 25.0 | .614 |
| Juan Gutierrez | Min | mr | 28 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 12 | 5 | .417 | 17.7 | .633 |
| Jason Hammel | ChW | sp | 29 | 26 | 1 | .038 | 0 | 15 | .577 | 130 | 5.0 | 26 | 9 | .346 | 85.0 | .599 |
| Erik Hamren | Min | mr | 25 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 0 | 0 | .000 | 18.0 | .611 |
| Brad Hand* | Min | sp | 22 | 16 | 1 | .063 | 0 | 5 | .313 | 87 | 5.4 | 17 | 5 | .294 | 97.7 | .567 |
| Joel Hanrahan | Tex | cl | 30 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 18 | 5 | .278 | 20.9 | .643 |
| Tommy Hanson | Was | sp | 25 | 26 | 1 | .038 | 0 | 13 | .500 | 146 | 5.6 | 11 | 3 | .273 | 102.0 | .632 |
| J.A. Happ* | LAA | sp | 29 | 30 | 1 | .033 | 1 | 10 | .333 | 113 | 3.8 | 28 | 1 | .036 | 99.7 | .577 |
| Blake Hawksworth | LAA | mr | 29 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 9 | 2 | .222 | 26.1 | .641 |
| Aaron Heilman | LAA | mr | 33 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 6 | 3 | .500 | 23.2 | .646 |
| Liam Hendriks | KCR | sp | 23 | 2 | 0 | .000 | 0 | 1 | .500 | 9 | 4.5 | 2 | 0 | .000 | 89.5 | .642 |
| Clay Hensley | ChW | mr | 32 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 22 | 10 | .455 | 15.7 | .541 |
| David Hernandez | ChW | mr | 27 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 16 | 4 | .250 | 22.5 | .597 |
| Felix Hernandez | Min | sp | 26 | 33 | 11 | .333 | 5 | 18 | .545 | 139 | 4.2 | 26 | 11 | .423 | 109.9 | .629 |
| Livan Hernandez | Det | sp | 37 | 29 | 0 | .000 | 0 | 8 | .276 | 128 | 4.4 | 32 | 11 | .344 | 82.2 | .633 |
| Kelvin Herrera | KCR | mr | 22 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 0 | 0 | .000 | 6.5 | .615 |
| Frank Herrmann | LAA | mr | 28 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 12 | 7 | .583 | 28.8 | .643 |
| Rich Hill* | Cle | mr | 32 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 3 | 0 | .000 | 16.8 | .683 |
| Jim Hoey | Tor | mr | 29 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 6 | 1 | .167 | 28.7 | .596 |
| Greg Holland | Min | mr | 26 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 3 | 1 | .333 | 18.3 | .628 |
| J.P. Howell* | Was | mr | 29 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 11 | 3 | .273 | 16.6 | .598 |
| Jared Hughes | Cle | mr | 26 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 12 | 2 | .167 | 16.8 | .583 |
| Phil Hughes | Bos | sp | 26 | 17 | 1 | .059 | 0 | 6 | .353 | 72 | 4.2 | 10 | 4 | .400 | 99.9 | .622 |
| Tommy Hunter | KCR | sp | 25 | 13 | 2 | .154 | 0 | 9 | .692 | 51 | 3.9 | 7 | 2 | .286 | 81.3 | .656 |
| Ryota Igarashi | Tex | mr | 33 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 13 | 4 | .308 | 26.5 | .584 |
| Jason Isringhausen | Sea | mr | 39 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 15 | 5 | .333 | 25.9 | .575 |
| Edwin Jackson | Min | sp | 28 | 31 | 3 | .097 | 0 | 9 | .290 | 134 | 4.3 | 22 | 9 | .409 | 99.7 | .648 |
| Kenley Jansen | Mtl | mr | 24 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 11 | 6 | .545 | 26.8 | .569 |
| Bobby Jenks | Tex | mr | 31 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 0 | 0 | .000 | 44.5 | .562 |
| Jim Johnson | NYY | mr | 29 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 8 | 3 | .375 | 22.1 | .634 |
| Josh Johnson | Min | sp | 28 | 13 | 2 | .154 | 1 | 10 | .769 | 77 | 5.9 | 14 | 5 | .357 | 111.1 | .625 |
| Kyle Kendrick | Det | mr | 27 | 8 | 1 | .125 | 1 | 2 | .250 | 27 | 3.4 | 19 | 13 | .684 | 38.8 | .629 |
| Cole Kimball | Sea | mr | 26 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 3 | 0 | .000 | 26.0 | .577 |
| George Kontos | Cle | mr | 27 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 7 | 3 | .429 | 20.6 | .524 |
| Hong-Chih Kuo* | Bos | mr | 30 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 9 | 7 | .778 | 23.9 | .565 |
| John Lannan* | KCR | sp | 27 | 33 | 0 | .000 | 0 | 15 | .455 | 149 | 4.5 | 29 | 14 | .483 | 86.6 | .605 |
| Mat Latos | Bal | sp | 24 | 31 | 0 | .000 | 0 | 14 | .452 | 156 | 5.0 | 26 | 13 | .500 | 103.1 | .611 |
| Brandon League | Bos | cl | 29 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 7 | 0 | .000 | 17.2 | .688 |
| Wade LeBlanc* | NYY | sp | 27 | 16 | 1 | .063 | 0 | 5 | .313 | 58 | 3.6 | 15 | 3 | .200 | 101.3 | .623 |
| Christopher Leroux | ChW | mr | 28 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 20 | 5 | .250 | 11.6 | .644 |
| Colby Lewis | Was | sp | 32 | 32 | 1 | .031 | 0 | 16 | .500 | 154 | 4.8 | 24 | 10 | .417 | 96.8 | .640 |
| Brad Lidge |   | mr | 35 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 4 | 0 | .000 | 16.9 | .611 |
| Josh Lindblom | Oak | mr | 25 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 7 | 0 | .000 | 17.7 | .651 |
| Matt Lindstrom | Sea | mr | 32 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 11 | 0 | .000 | 21.5 | .664 |
| Scott Linebrink | Bos | mr | 35 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 16 | 4 | .250 | 22.0 | .600 |
| Francisco Liriano* | Min | sp | 28 | 28 | 0 | .000 | 0 | 14 | .500 | 144 | 5.1 | 34 | 17 | .500 | 99.1 | .590 |
| Jeff Locke* | Mtl | sp | 24 | 6 | 0 | .000 | 0 | 1 | .167 | 13 | 2.2 | 8 | 3 | .375 | 82.2 | .560 |
| Javier Lopez* | Det | mr | 34 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 9 | 4 | .444 | 19.9 | .574 |
| Rodrigo Lopez | Cle | sp | 36 | 8 | 0 | .000 | 0 | 0 | .000 | 41 | 5.1 | 8 | 0 | .000 | 76.4 | .645 |
| Mark Lowe | Bos | mr | 29 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 9 | 6 | .667 | 22.7 | .620 |
| Jordan Lyles | KCR | sp | 21 | 15 | 1 | .067 | 0 | 5 | .333 | 70 | 4.7 | 13 | 4 | .308 | 77.8 | .611 |
| Lance Lynn | Det | mr | 25 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 7 | 2 | .286 | 27.4 | .610 |
| Mike MacDougal | Det | mr | 35 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 12 | 3 | .250 | 24.8 | .587 |
| Trystan Magnuson | Tex | mr | 27 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 3 | 0 | .000 | 31.8 | .610 |
| Paul Maholm* | Det | sp | 30 | 28 | 3 | .107 | 0 | 15 | .536 | 115 | 4.1 | 18 | 6 | .333 | 95.1 | .623 |
| Carlos Marmol | Bal | cl | 29 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 15 | 8 | .533 | 21.5 | .574 |
| Jason Marquis | Det | sp | 33 | 24 | 3 | .125 | 1 | 8 | .333 | 130 | 5.4 | 23 | 12 | .522 | 89.6 | .617 |
| Brian Matusz* | Tex | sp | 25 | 4 | 0 | .000 | 0 | 0 | .000 | 26 | 6.5 | 6 | 5 | .833 | 76.8 | .606 |
| Yunesky Maya | Cle | sp | 30 | 9 | 1 | .111 | 0 | 3 | .333 | 51 | 5.7 | 7 | 1 | .143 | 86.2 | .656 |
| Vin Mazzaro | Sea | sp | 25 | 7 | 0 | .000 | 0 | 1 | .143 | 31 | 4.4 | 5 | 4 | .800 | 96.6 | .586 |
| Kyle McClellan | Bal | mr | 28 | 8 | 2 | .250 | 0 | 2 | .250 | 45 | 5.6 | 12 | 5 | .417 | 41.6 | .635 |
| Jake McGee* | Tor | mr | 25 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 11 | 8 | .727 | 23.9 | .623 |
| Evan Meek | Tex | mr | 29 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 7 | 4 | .571 | 22.8 | .601 |
| Mark Melancon | Was | cl | 27 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 8 | 4 | .500 | 22.6 | .596 |
| Luis Mendoza | Tex | sp | 28 | 6 | 2 | .333 | 1 | 6 | 1.000 | 27 | 4.5 | 3 | 1 | .333 | 114.0 | .573 |
| Wade Miley* | Min | sp | 25 | 11 | 0 | .000 | 0 | 3 | .273 | 40 | 3.6 | 9 | 5 | .556 | 99.3 | .591 |
| Mike Minor* | Tor | sp | 24 | 17 | 0 | .000 | 0 | 9 | .529 | 89 | 5.2 | 15 | 6 | .400 | 100.8 | .629 |
| Matt Moore* | NYY | mr | 23 | 5 | 0 | .000 | 0 | 1 | .200 | 20 | 4.0 | 9 | 5 | .556 | 106.6 | .625 |
| Brandon Morrow | NYY | sp | 27 | 29 | 2 | .069 | 0 | 10 | .345 | 124 | 4.3 | 18 | 8 | .444 | 100.9 | .620 |
| Clayton Mortensen | Mtl | mr | 27 | 1 | 0 | .000 | 0 | 1 | 1.000 | 0 | 0.0 | 11 | 1 | .091 | 37.2 | .594 |
| Charlie Morton | Det | sp | 28 | 28 | 1 | .036 | 1 | 14 | .500 | 108 | 3.9 | 17 | 2 | .118 | 104.5 | .581 |
| Daniel Moskos* | LAA | mr | 26 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 5 | 2 | .400 | 22.2 | .612 |
| Jason Motte | Was | mr | 30 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 16 | 0 | .000 | 15.7 | .637 |
| Peter Moylan | Det | mr | 33 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 2 | 1 | .500 | 21.5 | .558 |
| Edward Mujica | Min | mr | 28 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 14 | 9 | .643 | 23.1 | .669 |
| Brett Myers | Oak | sp | 31 | 31 | 3 | .097 | 1 | 13 | .419 | 130 | 4.2 | 27 | 5 | .185 | 105.1 | .646 |
| Chris Narveson* | KCR | sp | 30 | 30 | 1 | .033 | 0 | 16 | .533 | 111 | 3.7 | 19 | 5 | .263 | 96.7 | .587 |
| Joe Nathan | Min | cl | 37 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 0 | 0 | .000 | 17.3 | .674 |
| Pat Neshek | Oak | mr | 31 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 10 | 0 | .000 | 23.5 | .533 |
| Juan Nicasio | ChW | sp | 25 | 17 | 0 | .000 | 0 | 9 | .529 | 103 | 6.1 | 16 | 5 | .313 | 99.8 | .641 |
| Jonathon Niese* | ChW | sp | 25 | 30 | 2 | .067 | 1 | 17 | .567 | 143 | 4.8 | 30 | 10 | .333 | 100.7 | .645 |
| Hector Noesi | NYY | mr | 25 | 3 | 0 | .000 | 0 | 1 | .333 | 9 | 3.0 | 7 | 4 | .571 | 52.7 | .615 |
| Bud Norris | Tor | sp | 27 | 31 | 5 | .161 | 0 | 16 | .516 | 159 | 5.1 | 19 | 9 | .474 | 99.6 | .637 |
| Leo Nunez | Sea | cl | 28 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 7 | 1 | .143 | 24.7 | .617 |
| Sean O'Sullivan | Mtl | sp | 24 | 20 | 0 | .000 | 0 | 8 | .400 | 72 | 3.6 | 18 | 9 | .500 | 82.6 | .606 |
| Alexi Ogando | Oak | sp | 28 | 30 | 4 | .133 | 1 | 25 | .833 | 104 | 3.5 | 11 | 2 | .182 | 102.6 | .637 |
| Will Ohman* | KCR | mr | 34 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 4 | 1 | .250 | 26.7 | .640 |
| Darren Oliver* | Bal | mr | 41 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 6 | 2 | .333 | 19.2 | .667 |
| Lester Oliveros | Cle | mr | 24 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 8 | 3 | .375 | 25.8 | .648 |
| Logan Ondrusek | Det | mr | 27 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 12 | 2 | .167 | 25.2 | .601 |
| Ramon Ortiz | Oak | mr | 39 | 4 | 0 | .000 | 0 | 1 | .250 | 16 | 4.0 | 0 | 0 | .000 | 92.5 | .630 |
| Roy Oswalt | Was | sp | 34 | 7 | 1 | .143 | 0 | 2 | .286 | 32 | 4.6 | 7 | 1 | .143 | 91.3 | .653 |
| Vicente Padilla | KCR | cl | 34 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 1 | 0 | .000 | 22.8 | .549 |
| Jonathan Papelbon |   | cl | 31 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 0 | 0 | .000 | 15.0 | .700 |
| Joe Paterson* | Det | mr | 26 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 13 | 4 | .308 | 21.0 | .565 |
| Jake Peavy | Oak | sp | 31 | 22 | 2 | .091 | 1 | 14 | .636 | 84 | 3.8 | 13 | 2 | .154 | 99.2 | .678 |
| Brad Penny | Tex | sp | 34 | 30 | 0 | .000 | 0 | 9 | .300 | 155 | 5.2 | 29 | 16 | .552 | 75.6 | .592 |
| Joel Peralta | KCR | mr | 36 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 12 | 4 | .333 | 18.7 | .663 |
| Chris Perez | Mtl | cl | 26 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 7 | 0 | .000 | 20.4 | .612 |
| Luis Perez* | Tex | mr | 27 | 8 | 0 | .000 | 0 | 1 | .125 | 32 | 4.0 | 22 | 6 | .273 | 50.4 | .588 |
| Glen Perkins* | Oak | mr | 29 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 28 | 3 | .107 | 17.8 | .641 |
| Vinnie Pestano | Cle | mr | 27 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 23 | 6 | .261 | 17.4 | .605 |
| Zach Phillips* | Cle | mr | 25 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 2 | 0 | .000 | 9.6 | .537 |
| Rick Porcello | ChW | sp | 23 | 31 | 4 | .129 | 1 | 16 | .516 | 180 | 5.8 | 24 | 10 | .417 | 96.8 | .625 |
| Ramon S. Ramirez | Oak | mr | 30 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 5 | 0 | .000 | 16.8 | .646 |
| Clay Rapada* | Sea | mr | 31 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 10 | 2 | .200 | 12.2 | .610 |
| Jon Rauch | Tor | mr | 33 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 8 | 5 | .625 | 24.4 | .665 |
| Chad Reineke | Cle | sp | 30 | 1 | 0 | .000 | 0 | 0 | .000 | 2 | 2.0 | 2 | 0 | .000 | 54.5 | .505 |
| Chris Resop | NYY | mr | 29 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 7 | 2 | .286 | 25.6 | .604 |
| Greg Reynolds | Oak | mr | 26 | 4 | 0 | .000 | 0 | 3 | .750 | 14 | 3.5 | 2 | 2 | 1.000 | 98.5 | .640 |
| Matt Reynolds* | NYY | mr | 27 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 7 | 1 | .143 | 20.2 | .627 |
| Clayton Richard* | Tex | sp | 28 | 22 | 0 | .000 | 0 | 11 | .500 | 105 | 4.8 | 15 | 4 | .267 | 84.2 | .614 |
| Garrett Richards | NYY | mr | 24 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 14 | 11 | .786 | 34.1 | .563 |
| Mariano Rivera | KCR | cl | 42 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 5 | 1 | .200 | 16.7 | .695 |
| Fernando Rodney | NYY | mr | 35 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 11 | 3 | .273 | 20.0 | .533 |
| Fernando Rodriguez | LAA | mr | 28 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 14 | 3 | .214 | 28.8 | .567 |
| Francisco J Rodriguez | Tor | cl | 30 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 22 | 3 | .136 | 20.1 | .615 |
| Henry Rodriguez | LAA | mr | 25 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 21 | 7 | .333 | 25.0 | .554 |
| Josh Roenicke | ChW | mr | 29 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 16 | 1 | .063 | 14.2 | .606 |
| Esmil Rogers | NYY | sp | 26 | 13 | 2 | .154 | 0 | 2 | .154 | 68 | 5.2 | 21 | 10 | .476 | 61.2 | .592 |
| J.C. Romero* |   | mr | 36 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 12 | 5 | .417 | 19.8 | .559 |
| Ricky Romero* | Cle | sp | 27 | 32 | 2 | .063 | 2 | 19 | .594 | 173 | 5.4 | 20 | 5 | .250 | 103.3 | .611 |
| Sergio Romo | Min | mr | 29 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 10 | 5 | .500 | 16.8 | .687 |
| Tyson Ross | Bos | sp | 25 | 1 | 0 | .000 | 0 | 0 | .000 | 8 | 8.0 | 4 | 1 | .250 | 78.7 | .597 |
| Dan Runzler* | LAA | mr | 27 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 19 | 6 | .316 | 21.4 | .570 |
| Adam Russell | Was | mr | 29 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 25 | 16 | .640 | 23.7 | .544 |
| C.C. Sabathia* | Oak | sp | 31 | 33 | 9 | .273 | 3 | 25 | .758 | 149 | 4.5 | 21 | 4 | .190 | 114.8 | .657 |
| Alejandro Sanabia | Det | sp | 23 | 3 | 0 | .000 | 0 | 1 | .333 | 23 | 7.7 | 1 | 0 | .000 | 82.7 | .649 |
| Brian Sanches | Bos | mr | 33 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 21 | 5 | .238 | 24.0 | .612 |
| Eduardo Sanchez | Min | mr | 23 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 2 | 0 | .000 | 20.5 | .611 |
| Ervin Santana | Mtl | sp | 29 | 33 | 6 | .182 | 0 | 21 | .636 | 95 | 2.9 | 25 | 10 | .400 | 102.1 | .635 |
| Joe Saunders* | Det | sp | 31 | 32 | 3 | .094 | 1 | 20 | .625 | 161 | 5.0 | 24 | 14 | .583 | 98.3 | .602 |
| Max Scherzer | Tor | sp | 27 | 33 | 2 | .061 | 0 | 17 | .515 | 146 | 4.4 | 17 | 7 | .412 | 99.5 | .641 |
| Daniel Schlereth* | Det | mr | 26 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 8 | 1 | .125 | 28.2 | .551 |
| Michael Schwimer | Cle | mr | 26 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 3 | 1 | .333 | 15.4 | .632 |
| Evan Scribner | Sea | mr | 26 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 4 | 1 | .250 | 30.6 | .612 |
| Bryan Shaw | Tex | mr | 24 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 8 | 5 | .625 | 23.8 | .619 |
| James Shields | Bos | sp | 30 | 33 | 7 | .212 | 3 | 23 | .697 | 148 | 4.5 | 14 | 5 | .357 | 112.3 | .641 |
| Tony Sipp* | Cle | mr | 28 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 33 | 7 | .212 | 15.4 | .619 |
| Kevin Slowey | NYY | sp | 28 | 6 | 2 | .333 | 0 | 2 | .333 | 32 | 5.3 | 4 | 2 | .500 | 104.7 | .696 |
| Jordan Smith | Tex | mr | 26 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 2 | 2 | 1.000 | 17.5 | .514 |
| Andy Sonnanstine | NYY | mr | 29 | 4 | 0 | .000 | 0 | 0 | .000 | 18 | 4.5 | 5 | 1 | .200 | 41.2 | .646 |
| Rafael Soriano | Was | mr | 32 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 15 | 2 | .133 | 14.1 | .641 |
| Josh Spence* | ChW | mr | 24 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 13 | 1 | .077 | 15.1 | .618 |
| Craig Stammen | ChW | mr | 28 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 2 | 0 | .000 | 20.8 | .645 |
| Mitch Stetter* | Min | mr | 31 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 0 | 0 | .000 | 21.0 | .571 |
| Drew Storen | Bal | cl | 24 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 3 | 0 | .000 | 17.0 | .666 |
| Pedro Strop | ChW | mr | 27 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 14 | 5 | .357 | 22.3 | .565 |
| Eric Stults* | KCR | mr | 32 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 6 | 0 | .000 | 19.1 | .627 |
| Michael Stutes | ChW | mr | 25 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 20 | 2 | .100 | 22.1 | .585 |
| Mitch Talbot | LAA | sp | 28 | 16 | 1 | .063 | 0 | 5 | .313 | 80 | 5.0 | 12 | 3 | .250 | 96.9 | .605 |
| Rich Thompson |   | mr | 27 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 15 | 4 | .267 | 25.4 | .632 |
| Matt Thornton* | Was | mr | 35 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 31 | 10 | .323 | 15.2 | .659 |
| Brett Tomko | NYY | mr | 39 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 3 | 3 | 1.000 | 38.7 | .592 |
| Alexander Torres* | LAA | mr | 24 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 0 | 0 | .000 | 69.7 | .579 |
| Raul Valdes* | Det | mr | 34 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 0 | 0 | .000 | 43.5 | .552 |
| Jason Vargas* | Bal | sp | 29 | 29 | 2 | .069 | 0 | 19 | .655 | 126 | 4.3 | 18 | 4 | .222 | 101.1 | .641 |
| Javier Vazquez | Bos | sp | 35 | 8 | 1 | .125 | 1 | 8 | 1.000 | 48 | 6.0 | 5 | 1 | .200 | 114.0 | .654 |
| Jonny Venters* | Tex | mr | 27 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 10 | 2 | .200 | 21.6 | .593 |
| Jose Veras | ChW | mr | 31 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 27 | 7 | .259 | 24.7 | .597 |
| Justin Verlander | Cle | sp | 29 | 34 | 3 | .088 | 2 | 27 | .794 | 120 | 3.5 | 20 | 12 | .600 | 112.5 | .648 |
| Carlos Villanueva | Mtl | mr | 28 | 4 | 0 | .000 | 0 | 2 | .500 | 15 | 3.8 | 10 | 2 | .200 | 38.5 | .610 |
| Brayan Villarreal | Tor | mr | 25 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 7 | 2 | .286 | 18.3 | .552 |
| Edinson Volquez | Mtl | sp | 28 | 20 | 0 | .000 | 0 | 8 | .400 | 72 | 3.6 | 18 | 4 | .222 | 93.6 | .562 |
| Chris Volstad | KCR | sp | 25 | 28 | 2 | .071 | 0 | 12 | .429 | 101 | 3.6 | 10 | 3 | .300 | 99.8 | .632 |
| Cory Wade | Bos | mr | 29 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 8 | 5 | .625 | 24.5 | .669 |
| Tim Wakefield | Sea | sp | 45 | 27 | 1 | .037 | 0 | 12 | .444 | 110 | 4.1 | 14 | 6 | .429 | 96.4 | .631 |
| Chien-Ming Wang | Mtl | sp | 32 | 15 | 1 | .067 | 1 | 7 | .467 | 57 | 3.8 | 9 | 1 | .111 | 95.4 | .668 |
| Robbie Weinhardt | LAA | mr | 26 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 3 | 0 | .000 | 19.0 | .711 |
| Dan Wheeler | NYY | mr | 34 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 3 | 2 | .667 | 20.8 | .688 |
| Alex White | NYY | sp | 23 | 14 | 0 | .000 | 0 | 2 | .143 | 64 | 4.6 | 10 | 3 | .300 | 90.9 | .590 |
| Dontrelle Willis* | Was | sp | 30 | 12 | 0 | .000 | 0 | 4 | .333 | 57 | 4.8 | 11 | 3 | .273 | 92.2 | .590 |
| C.J. Wilson* | Was | sp | 31 | 34 | 7 | .206 | 3 | 25 | .735 | 160 | 4.7 | 19 | 10 | .526 | 112.0 | .634 |
| Randy Wolf* | ChW | sp | 35 | 33 | 2 | .061 | 0 | 18 | .545 | 174 | 5.3 | 30 | 6 | .200 | 101.5 | .623 |
| Kerry Wood | Oak | mr | 35 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 13 | 4 | .308 | 22.8 | .625 |
| Vance Worley | ChW | sp | 24 | 25 | 3 | .120 | 1 | 13 | .520 | 100 | 4.0 | 19 | 5 | .263 | 101.0 | .609 |
| Jamey Wright | Bal | mr | 37 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 26 | 4 | .154 | 22.7 | .605 |
| Wesley Wright* | Bos | mr | 27 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 2 | 0 | .000 | 12.5 | .600 |
| Michael Wuertz | Sea | mr | 33 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 0 | 0 | .000 | 36.5 | .610 |
| Brad Ziegler | NYY | mr | 32 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 23 | 3 | .130 | 18.6 | .632 |
| Jordan Zimmermann | Bal | sp | 26 | 29 | 2 | .069 | 1 | 19 | .655 | 121 | 4.2 | 21 | 3 | .143 | 99.2 | .663 |
| Barry Zito* |   | sp | 34 | 11 | 0 | .000 | 0 | 3 | .273 | 30 | 2.7 | 7 | 4 | .571 | 97.5 | .571 |
| Relief |
| Name | Team | P | Age | SVO | S | SV% | BS | BS% | HLD | IR | IRS | IR% | G | GR | GF | NP/G | STR% |
| Fernando Abad* | NYY | mr | 26 | 2 | 1 | .500 | 0 | .000 | 5 | 12 | 3 | .250 | 15 | 15 | 2 | 13.3 | .585 |
| Alfredo Aceves | Was | mr | 29 | 7 | 2 | .286 | 5 | .714 | 11 | 39 | 10 | .256 | 57 | 49 | 18 | 35.8 | .611 |
| Matt Albers | Tex | mr | 29 | 2 | 1 | .500 | 0 | .000 | 2 | 48 | 23 | .479 | 43 | 43 | 13 | 31.0 | .591 |
| Al Alburquerque | Det | mr | 26 | 7 | 2 | .286 | 4 | .571 | 5 | 16 | 5 | .313 | 31 | 31 | 12 | 28.6 | .595 |
| Henderson Alvarez | Tor | sp | 22 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 13 | 0 | 0 | 96.1 | .685 |
| Jose Arredondo | Cle | mr | 28 | 1 | 0 | .000 | 1 | 1.000 | 10 | 40 | 16 | .400 | 44 | 44 | 11 | 22.2 | .598 |
| Bronson Arroyo | NYY | sp | 35 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 10 | 0 | 0 | 99.7 | .647 |
| Mitch Atkins | NYY | sp | 26 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 5 | 0 | 0 | 49.2 | .634 |
| John Axford |   | cl | 29 | 53 | 44 | .830 | 9 | .170 | 3 | 40 | 10 | .250 | 72 | 72 | 63 | 17.4 | .631 |
| Burke Badenhop | KCR | mr | 29 | 5 | 1 | .200 | 3 | .600 | 10 | 37 | 18 | .486 | 45 | 45 | 12 | 28.0 | .607 |
| Danys Baez | Min | mr | 34 | 2 | 0 | .000 | 2 | 1.000 | 0 | 8 | 2 | .250 | 11 | 11 | 7 | 28.4 | .606 |
| Homer Bailey | Tor | sp | 26 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 27 | 1 | 1 | 98.2 | .642 |
| Daniel Bard | Tor | mr | 27 | 5 | 0 | .000 | 5 | 1.000 | 10 | 39 | 20 | .513 | 51 | 51 | 22 | 24.3 | .625 |
| Anthony Bass | Bal | mr | 24 | 0 | 0 | .000 | 0 | .000 | 2 | 3 | 0 | .000 | 7 | 5 | 1 | 44.4 | .608 |
| Miguel Batista | Oak | mr | 41 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 9 | 0 | 0 | 93.7 | .563 |
| Brandon Beachy | Oak | sp | 25 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 29 | 0 | 0 | 105.6 | .631 |
| Blake Beavan | Tor | sp | 23 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 19 | 0 | 0 | 96.9 | .668 |
| Josh Beckett | KCR | sp | 32 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 30 | 0 | 0 | 109.3 | .640 |
| Erik Bedard* | Tex | sp | 33 | 0 | 0 | .000 | 0 | .000 | 0 | 2 | 0 | .000 | 29 | 1 | 1 | 86.7 | .620 |
| Matt Belisle | Bos | mr | 32 | 0 | 0 | .000 | 0 | .000 | 0 | 3 | 0 | .000 | 3 | 3 | 2 | 16.3 | .694 |
| Trevor Bell | LAA | mr | 25 | 2 | 0 | .000 | 2 | 1.000 | 0 | 11 | 8 | .727 | 15 | 15 | 7 | 36.0 | .630 |
| Duane Below* | Bal | mr | 26 | 0 | 0 | .000 | 0 | .000 | 1 | 23 | 8 | .348 | 20 | 20 | 9 | 22.0 | .581 |
| Joaquin Benoit | Was | mr | 34 | 5 | 1 | .200 | 4 | .800 | 2 | 10 | 5 | .500 | 13 | 13 | 3 | 18.2 | .610 |
| Justin Berg | Mtl | mr | 28 | 0 | 0 | .000 | 0 | .000 | 0 | 16 | 7 | .438 | 10 | 10 | 5 | 24.0 | .596 |
| Brad Bergesen | Tex | mr | 26 | 4 | 2 | .500 | 1 | .250 | 1 | 19 | 10 | .526 | 35 | 25 | 12 | 49.3 | .649 |
| Dellin Betances | Bal | sp | 24 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 1 | 0 | 0 | 86.0 | .593 |
| Jerry Blevins* | Sea | mr | 28 | 6 | 3 | .500 | 1 | .167 | 4 | 17 | 4 | .235 | 24 | 24 | 9 | 19.5 | .591 |
| Mitchell Boggs | Det | mr | 28 | 2 | 2 | 1.000 | 0 | .000 | 1 | 29 | 10 | .345 | 32 | 32 | 12 | 30.9 | .615 |
| Dallas Braden* | Bos | sp | 28 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 1 | 0 | 0 | 90.0 | .689 |
| Zachary Britton* | Tex | sp | 24 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 30 | 0 | 0 | 91.1 | .625 |
| Rex Brothers* | NYY | mr | 24 | 3 | 1 | .333 | 0 | .000 | 5 | 26 | 9 | .346 | 30 | 30 | 11 | 22.7 | .603 |
| Jonathan Broxton | Tor | cl | 28 | 0 | 0 | .000 | 0 | .000 | 2 | 10 | 3 | .300 | 6 | 6 | 2 | 24.8 | .577 |
| Clay Buchholz | Cle | sp | 27 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 18 | 0 | 0 | 96.2 | .594 |
| Taylor Buchholz | ChW | mr | 30 | 3 | 2 | .667 | 1 | .333 | 4 | 27 | 3 | .111 | 25 | 25 | 6 | 12.4 | .641 |
| Madison Bumgarner* | Mtl | sp | 22 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 34 | 0 | 0 | 102.1 | .657 |
| Alex Burnett | Was | mr | 24 | 1 | 1 | 1.000 | 0 | .000 | 0 | 8 | 1 | .125 | 9 | 9 | 7 | 20.6 | .632 |
| Brian Burres* | Sea | mr | 31 | 0 | 0 | .000 | 0 | .000 | 0 | 1 | 0 | .000 | 6 | 4 | 2 | 44.0 | .614 |
| Tim Byrdak* | KCR | mr | 38 | 2 | 1 | .500 | 0 | .000 | 19 | 54 | 12 | .222 | 56 | 56 | 10 | 11.9 | .585 |
| Shawn Camp | Det | mr | 36 | 1 | 0 | .000 | 1 | 1.000 | 2 | 29 | 13 | .448 | 39 | 39 | 17 | 23.3 | .662 |
| Matt Capps | Sea | mr | 28 | 5 | 3 | .600 | 2 | .400 | 5 | 29 | 6 | .207 | 45 | 45 | 21 | 20.7 | .660 |
| Fausto Carmona | LAA | sp | 28 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 32 | 0 | 0 | 96.1 | .640 |
| Chris Carpenter | Bos | sp | 37 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 8 | 0 | 0 | 95.5 | .641 |
| Chris Carpenter | Tor | mr | 26 | 1 | 0 | .000 | 0 | .000 | 0 | 9 | 3 | .333 | 9 | 9 | 1 | 24.8 | .534 |
| David Carpenter | Tor | mr | 26 | 3 | 0 | .000 | 3 | 1.000 | 0 | 22 | 8 | .364 | 22 | 22 | 10 | 27.4 | .616 |
| Drew Carpenter | Tor | mr | 27 | 1 | 0 | .000 | 1 | 1.000 | 1 | 6 | 5 | .833 | 11 | 11 | 4 | 24.0 | .564 |
| D.J. Carrasco | Mtl | mr | 35 | 0 | 0 | .000 | 0 | .000 | 0 | 8 | 2 | .250 | 11 | 10 | 3 | 35.0 | .592 |
| Joel Carreno | KCR | mr | 25 | 2 | 1 | .500 | 0 | .000 | 2 | 11 | 1 | .091 | 12 | 12 | 4 | 21.5 | .620 |
| Bobby Cassevah | NYY | mr | 26 | 0 | 0 | .000 | 0 | .000 | 2 | 23 | 10 | .435 | 26 | 26 | 7 | 26.5 | .567 |
| Alberto Castillo* | KCR | mr | 36 | 0 | 0 | .000 | 0 | .000 | 3 | 3 | 0 | .000 | 5 | 5 | 1 | 15.6 | .500 |
| Brett Cecil* | Tor | sp | 25 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 17 | 0 | 0 | 98.2 | .612 |
| Jose Ceda | ChW | mr | 25 | 2 | 0 | .000 | 2 | 1.000 | 3 | 11 | 6 | .545 | 13 | 13 | 6 | 25.3 | .553 |
| Jhoulys Chacin | Cle | sp | 24 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 31 | 0 | 0 | 98.5 | .591 |
| Bruce Chen* | Cle | sp | 35 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 29 | 0 | 0 | 96.2 | .618 |
| Randy Choate* | Min | mr | 36 | 3 | 0 | .000 | 2 | .667 | 6 | 28 | 10 | .357 | 29 | 29 | 5 | 13.6 | .570 |
| Steve Cishek | Cle | mr | 26 | 7 | 6 | .857 | 1 | .143 | 12 | 44 | 6 | .136 | 52 | 52 | 15 | 19.0 | .650 |
| Tyler Clippard | Sea | mr | 27 | 20 | 16 | .800 | 4 | .200 | 8 | 44 | 7 | .159 | 59 | 59 | 32 | 23.0 | .636 |
| Phil Coke* | Bal | mr | 29 | 1 | 0 | .000 | 1 | 1.000 | 1 | 12 | 4 | .333 | 33 | 25 | 11 | 39.9 | .592 |
| Casey Coleman | Tex | sp | 24 | 0 | 0 | .000 | 0 | .000 | 0 | 1 | 1 | 1.000 | 21 | 1 | 0 | 77.2 | .620 |
| Louis Coleman | Oak | mr | 26 | 3 | 3 | 1.000 | 0 | .000 | 1 | 23 | 3 | .130 | 33 | 33 | 20 | 25.2 | .596 |
| Josh Collmenter | Mtl | sp | 26 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 28 | 0 | 0 | 98.8 | .666 |
| Bartolo Colon | Sea | sp | 39 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 30 | 0 | 0 | 103.2 | .639 |
| Aaron Cook | LAA | sp | 33 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 20 | 0 | 0 | 93.0 | .639 |
| Francisco Cordero | Tex | cl | 37 | 6 | 1 | .167 | 5 | .833 | 11 | 43 | 16 | .372 | 55 | 55 | 18 | 23.4 | .612 |
| Kevin Correia | LAA | sp | 31 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 30 | 0 | 0 | 101.4 | .633 |
| Bobby Cramer* | Was | mr | 32 | 0 | 0 | .000 | 0 | .000 | 1 | 8 | 3 | .375 | 8 | 8 | 2 | 13.3 | .604 |
| Juan Cruz | Cle | mr | 33 | 3 | 2 | .667 | 1 | .333 | 7 | 15 | 2 | .133 | 36 | 36 | 18 | 19.2 | .567 |
| Johnny Cueto | Sea | sp | 26 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 28 | 0 | 0 | 109.3 | .609 |
| John Danks* | NYY | sp | 27 | 0 | 0 | .000 | 0 | .000 | 0 | 3 | 1 | .333 | 31 | 1 | 1 | 109.3 | .638 |
| Kyle Davies | NYY | sp | 28 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 18 | 0 | 0 | 89.6 | .615 |
| Wade Davis | Min | sp | 26 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 30 | 0 | 0 | 94.9 | .617 |
| Justin De Fratus | Tex | mr | 24 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 2 | 2 | 2 | 23.0 | .587 |
| Eulogio De La Cruz | KCR | mr | 28 | 2 | 1 | .500 | 0 | .000 | 1 | 3 | 2 | .667 | 8 | 8 | 4 | 32.8 | .595 |
| Jorge de la Rosa* | Was | sp | 31 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 14 | 0 | 0 | 104.4 | .598 |
| Fautino De Los Santos | Cle | mr | 26 | 3 | 2 | .667 | 1 | .333 | 2 | 20 | 6 | .300 | 28 | 28 | 14 | 25.2 | .619 |
| Steve Delabar | Sea | mr | 28 | 1 | 0 | .000 | 1 | 1.000 | 1 | 2 | 1 | .500 | 8 | 8 | 6 | 17.8 | .627 |
| Randall Delgado | Det | sp | 22 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 10 | 0 | 0 | 82.7 | .612 |
| Ryan Dempster | LAA | sp | 35 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 34 | 0 | 0 | 103.4 | .601 |
| Joey Devine | Min | mr | 28 | 3 | 0 | .000 | 2 | .667 | 2 | 21 | 7 | .333 | 17 | 17 | 4 | 19.1 | .580 |
| R.A. Dickey | Bos | sp | 37 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 32 | 0 | 0 | 108.0 | .634 |
| Felix Doubront* | LAA | mr | 24 | 2 | 0 | .000 | 2 | 1.000 | 1 | 7 | 4 | .571 | 8 | 8 | 3 | 29.1 | .528 |
| Brian Duensing* | Bal | sp | 29 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 24 | 0 | 0 | 99.2 | .639 |
| Zach Duke* | Bos | mr | 29 | 1 | 1 | 1.000 | 0 | .000 | 6 | 11 | 5 | .455 | 21 | 21 | 9 | 15.4 | .620 |
| Phil Dumatrait* | Tor | mr | 30 | 3 | 1 | .333 | 1 | .333 | 6 | 14 | 7 | .500 | 34 | 34 | 15 | 26.5 | .570 |
| Michael Dunn* | Min | mr | 27 | 2 | 0 | .000 | 1 | .500 | 7 | 43 | 18 | .419 | 48 | 48 | 11 | 23.9 | .577 |
| Chad Durbin | KCR | mr | 34 | 3 | 1 | .333 | 1 | .333 | 3 | 12 | 4 | .333 | 13 | 13 | 6 | 23.5 | .649 |
| Nathan Eovaldi | NYY | sp | 22 | 4 | 4 | 1.000 | 0 | .000 | 1 | 11 | 5 | .455 | 17 | 17 | 9 | 29.9 | .561 |
| Sergio Escalona* | Bos | mr | 27 | 8 | 3 | .375 | 3 | .375 | 6 | 31 | 15 | .484 | 29 | 29 | 9 | 16.9 | .587 |
| Marco Estrada | Tor | mr | 28 | 8 | 7 | .875 | 1 | .125 | 3 | 24 | 6 | .250 | 38 | 32 | 17 | 38.6 | .623 |
| Kyle Farnsworth | Min | cl | 36 | 2 | 1 | .500 | 1 | .500 | 2 | 17 | 3 | .176 | 10 | 10 | 2 | 12.9 | .667 |
| Nelson Figueroa | Tex | sp | 38 | 0 | 0 | .000 | 0 | .000 | 0 | 3 | 3 | 1.000 | 6 | 4 | 3 | 55.7 | .566 |
| Carlos Fisher | KCR | mr | 29 | 0 | 0 | .000 | 0 | .000 | 1 | 11 | 7 | .636 | 16 | 16 | 8 | 26.7 | .635 |
| Doug Fister | Bos | sp | 28 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 31 | 0 | 0 | 106.7 | .670 |
| Frank Francisco | Oak | cl | 32 | 1 | 1 | 1.000 | 0 | .000 | 15 | 31 | 3 | .097 | 48 | 48 | 13 | 17.8 | .637 |
| Ryan Franklin | Tex | mr | 39 | 1 | 0 | .000 | 1 | 1.000 | 0 | 10 | 6 | .600 | 11 | 11 | 5 | 29.7 | .618 |
| Jason Frasor | Bal | mr | 34 | 1 | 0 | .000 | 1 | 1.000 | 2 | 25 | 3 | .120 | 33 | 33 | 13 | 22.1 | .604 |
| Ernesto Frieri | Mtl | mr | 26 | 2 | 0 | .000 | 2 | 1.000 | 0 | 26 | 5 | .192 | 37 | 37 | 17 | 27.8 | .583 |
| Yovani Gallardo | Sea | sp | 26 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 33 | 0 | 0 | 105.3 | .640 |
| Freddy Garcia | Was | sp | 36 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 29 | 0 | 0 | 99.6 | .635 |
| Jaime Garcia* | Sea | sp | 25 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 32 | 0 | 0 | 96.9 | .644 |
| Matt Garza | Bal | sp | 28 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 30 | 0 | 0 | 111.4 | .633 |
| Graham Godfrey | ChW | sp | 27 | 0 | 0 | .000 | 0 | .000 | 1 | 6 | 1 | .167 | 7 | 7 | 4 | 30.0 | .652 |
| Brandon Gomes | Bos | mr | 27 | 2 | 2 | 1.000 | 0 | .000 | 4 | 20 | 4 | .200 | 26 | 26 | 11 | 22.7 | .590 |
| Jeanmar Gomez | KCR | sp | 24 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 11 | 0 | 0 | 96.3 | .641 |
| Mike Gonzalez* | Min | mr | 34 | 4 | 1 | .250 | 2 | .500 | 10 | 34 | 9 | .265 | 51 | 51 | 11 | 19.6 | .575 |
| Brian Gordon | Sea | sp | 33 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 3 | 0 | 0 | 91.0 | .681 |
| Jeff Gray | Was | mr | 30 | 4 | 1 | .250 | 0 | .000 | 7 | 31 | 8 | .258 | 45 | 45 | 20 | 20.8 | .608 |
| Luke Gregerson | Mtl | mr | 28 | 3 | 0 | .000 | 2 | .667 | 6 | 33 | 12 | .364 | 45 | 45 | 18 | 23.2 | .653 |
| Zack Greinke | Bos | sp | 28 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 31 | 0 | 0 | 110.6 | .631 |
| Javy Guerra | Tex | cl | 26 | 3 | 2 | .667 | 1 | .333 | 4 | 21 | 6 | .286 | 37 | 37 | 9 | 25.0 | .614 |
| Juan Gutierrez | Min | mr | 28 | 3 | 0 | .000 | 1 | .333 | 1 | 17 | 6 | .353 | 16 | 16 | 4 | 17.7 | .633 |
| Jason Hammel | ChW | sp | 29 | 0 | 0 | .000 | 0 | .000 | 0 | 10 | 4 | .400 | 34 | 8 | 5 | 85.0 | .599 |
| Erik Hamren | Min | mr | 25 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 1 | 1 | 1 | 18.0 | .611 |
| Brad Hand* | Min | sp | 22 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 16 | 0 | 0 | 97.7 | .567 |
| Joel Hanrahan | Tex | cl | 30 | 3 | 1 | .333 | 2 | .667 | 20 | 34 | 4 | .118 | 63 | 63 | 9 | 20.9 | .643 |
| Tommy Hanson | Was | sp | 25 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 26 | 0 | 0 | 102.0 | .632 |
| J.A. Happ* | LAA | sp | 29 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 30 | 0 | 0 | 99.7 | .577 |
| Blake Hawksworth | LAA | mr | 29 | 2 | 2 | 1.000 | 0 | .000 | 0 | 27 | 8 | .296 | 34 | 34 | 22 | 26.1 | .641 |
| Aaron Heilman | LAA | mr | 33 | 0 | 0 | .000 | 0 | .000 | 1 | 12 | 6 | .500 | 18 | 18 | 13 | 23.2 | .646 |
| Liam Hendriks | KCR | sp | 23 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 2 | 0 | 0 | 89.5 | .642 |
| Clay Hensley | ChW | mr | 32 | 0 | 0 | .000 | 0 | .000 | 4 | 14 | 4 | .286 | 18 | 18 | 5 | 15.7 | .541 |
| David Hernandez | ChW | mr | 27 | 17 | 15 | .882 | 2 | .118 | 9 | 54 | 17 | .315 | 55 | 55 | 29 | 22.5 | .597 |
| Felix Hernandez | Min | sp | 26 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 33 | 0 | 0 | 109.9 | .629 |
| Livan Hernandez | Det | sp | 37 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 29 | 0 | 0 | 82.2 | .633 |
| Kelvin Herrera | KCR | mr | 22 | 0 | 0 | .000 | 0 | .000 | 0 | 1 | 1 | 1.000 | 2 | 2 | 0 | 6.5 | .615 |
| Frank Herrmann | LAA | mr | 28 | 0 | 0 | .000 | 0 | .000 | 1 | 25 | 5 | .200 | 33 | 33 | 9 | 28.8 | .643 |
| Rich Hill* | Cle | mr | 32 | 0 | 0 | .000 | 0 | .000 | 2 | 9 | 2 | .222 | 6 | 6 | 0 | 16.8 | .683 |
| Jim Hoey | Tor | mr | 29 | 2 | 0 | .000 | 1 | .500 | 1 | 14 | 3 | .214 | 15 | 15 | 6 | 28.7 | .596 |
| Greg Holland | Min | mr | 26 | 42 | 38 | .905 | 4 | .095 | 1 | 22 | 0 | .000 | 59 | 59 | 55 | 18.3 | .628 |
| J.P. Howell* | Was | mr | 29 | 0 | 0 | .000 | 0 | .000 | 2 | 12 | 2 | .167 | 19 | 19 | 6 | 16.6 | .598 |
| Jared Hughes | Cle | mr | 26 | 2 | 1 | .500 | 1 | .500 | 3 | 13 | 10 | .769 | 15 | 15 | 6 | 16.8 | .583 |
| Phil Hughes | Bos | sp | 26 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 17 | 0 | 0 | 99.9 | .622 |
| Tommy Hunter | KCR | sp | 25 | 0 | 0 | .000 | 0 | .000 | 1 | 3 | 1 | .333 | 20 | 7 | 3 | 81.3 | .656 |
| Ryota Igarashi | Tex | mr | 33 | 3 | 0 | .000 | 2 | .667 | 0 | 21 | 11 | .524 | 23 | 23 | 4 | 26.5 | .584 |
| Jason Isringhausen | Sea | mr | 39 | 7 | 3 | .429 | 4 | .571 | 1 | 20 | 9 | .450 | 37 | 37 | 16 | 25.9 | .575 |
| Edwin Jackson | Min | sp | 28 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 31 | 0 | 0 | 99.7 | .648 |
| Kenley Jansen | Mtl | mr | 24 | 9 | 6 | .667 | 3 | .333 | 3 | 31 | 7 | .226 | 47 | 47 | 22 | 26.8 | .569 |
| Bobby Jenks | Tex | mr | 31 | 0 | 0 | .000 | 0 | .000 | 0 | 5 | 1 | .200 | 2 | 2 | 1 | 44.5 | .562 |
| Jim Johnson | NYY | mr | 29 | 13 | 8 | .615 | 5 | .385 | 1 | 12 | 1 | .083 | 34 | 34 | 20 | 22.1 | .634 |
| Josh Johnson | Min | sp | 28 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 13 | 0 | 0 | 111.1 | .625 |
| Kyle Kendrick | Det | mr | 27 | 5 | 4 | .800 | 0 | .000 | 3 | 21 | 8 | .381 | 38 | 30 | 17 | 38.8 | .629 |
| Cole Kimball | Sea | mr | 26 | 0 | 0 | .000 | 0 | .000 | 2 | 9 | 0 | .000 | 8 | 8 | 5 | 26.0 | .577 |
| George Kontos | Cle | mr | 27 | 0 | 0 | .000 | 0 | .000 | 1 | 1 | 0 | .000 | 5 | 5 | 0 | 20.6 | .524 |
| Hong-Chih Kuo* | Bos | mr | 30 | 4 | 3 | .750 | 1 | .250 | 1 | 11 | 3 | .273 | 18 | 18 | 11 | 23.9 | .565 |
| John Lannan* | KCR | sp | 27 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 33 | 0 | 0 | 86.6 | .605 |
| Mat Latos | Bal | sp | 24 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 31 | 0 | 0 | 103.1 | .611 |
| Brandon League | Bos | cl | 29 | 9 | 8 | .889 | 0 | .000 | 3 | 17 | 4 | .235 | 22 | 22 | 15 | 17.2 | .688 |
| Wade LeBlanc* | NYY | sp | 27 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 16 | 0 | 0 | 101.3 | .623 |
| Christopher Leroux | ChW | mr | 28 | 6 | 5 | .833 | 1 | .167 | 11 | 34 | 10 | .294 | 36 | 36 | 11 | 11.6 | .644 |
| Colby Lewis | Was | sp | 32 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 32 | 0 | 0 | 96.8 | .640 |
| Brad Lidge |   | mr | 35 | 3 | 3 | 1.000 | 0 | .000 | 2 | 13 | 3 | .231 | 20 | 20 | 12 | 16.9 | .611 |
| Josh Lindblom | Oak | mr | 25 | 1 | 1 | 1.000 | 0 | .000 | 2 | 12 | 1 | .083 | 12 | 12 | 5 | 17.7 | .651 |
| Matt Lindstrom | Sea | mr | 32 | 15 | 11 | .733 | 4 | .267 | 1 | 34 | 8 | .235 | 42 | 42 | 28 | 21.5 | .664 |
| Scott Linebrink | Bos | mr | 35 | 4 | 2 | .500 | 2 | .500 | 4 | 26 | 12 | .462 | 28 | 28 | 9 | 22.0 | .600 |
| Francisco Liriano* | Min | sp | 28 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 28 | 0 | 0 | 99.1 | .590 |
| Jeff Locke* | Mtl | sp | 24 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 6 | 0 | 0 | 82.2 | .560 |
| Javier Lopez* | Det | mr | 34 | 18 | 17 | .944 | 1 | .056 | 3 | 17 | 8 | .471 | 37 | 37 | 29 | 19.9 | .574 |
| Rodrigo Lopez | Cle | sp | 36 | 0 | 0 | .000 | 0 | .000 | 0 | 1 | 1 | 1.000 | 9 | 1 | 0 | 76.4 | .645 |
| Mark Lowe | Bos | mr | 29 | 4 | 2 | .500 | 2 | .500 | 1 | 28 | 12 | .429 | 35 | 35 | 18 | 22.7 | .620 |
| Jordan Lyles | KCR | sp | 21 | 0 | 0 | .000 | 0 | .000 | 0 | 5 | 1 | .200 | 23 | 8 | 5 | 77.8 | .611 |
| Lance Lynn | Det | mr | 25 | 7 | 5 | .714 | 2 | .286 | 3 | 8 | 2 | .250 | 19 | 19 | 11 | 27.4 | .610 |
| Mike MacDougal | Det | mr | 35 | 5 | 3 | .600 | 2 | .400 | 5 | 21 | 6 | .286 | 33 | 33 | 13 | 24.8 | .587 |
| Trystan Magnuson | Tex | mr | 27 | 1 | 0 | .000 | 1 | 1.000 | 0 | 6 | 3 | .500 | 5 | 5 | 2 | 31.8 | .610 |
| Paul Maholm* | Det | sp | 30 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 28 | 0 | 0 | 95.1 | .623 |
| Carlos Marmol | Bal | cl | 29 | 11 | 5 | .455 | 6 | .545 | 15 | 34 | 10 | .294 | 60 | 60 | 21 | 21.5 | .574 |
| Jason Marquis | Det | sp | 33 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 24 | 0 | 0 | 89.6 | .617 |
| Brian Matusz* | Tex | sp | 25 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 4 | 0 | 0 | 76.8 | .606 |
| Yunesky Maya | Cle | sp | 30 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 9 | 0 | 0 | 86.2 | .656 |
| Vin Mazzaro | Sea | sp | 25 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 7 | 0 | 0 | 96.6 | .586 |
| Kyle McClellan | Bal | mr | 28 | 0 | 0 | .000 | 0 | .000 | 1 | 30 | 8 | .267 | 40 | 32 | 14 | 41.6 | .635 |
| Jake McGee* | Tor | mr | 25 | 6 | 3 | .500 | 3 | .500 | 1 | 15 | 4 | .267 | 19 | 19 | 7 | 23.9 | .623 |
| Evan Meek | Tex | mr | 29 | 2 | 0 | .000 | 1 | .500 | 1 | 12 | 7 | .583 | 17 | 17 | 8 | 22.8 | .601 |
| Mark Melancon | Was | cl | 27 | 1 | 0 | .000 | 1 | 1.000 | 6 | 16 | 8 | .500 | 18 | 18 | 6 | 22.6 | .596 |
| Luis Mendoza | Tex | sp | 28 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 6 | 0 | 0 | 114.0 | .573 |
| Wade Miley* | Min | sp | 25 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 11 | 0 | 0 | 99.3 | .591 |
| Mike Minor* | Tor | sp | 24 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 17 | 0 | 0 | 100.8 | .629 |
| Matt Moore* | NYY | mr | 23 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 5 | 0 | 0 | 106.6 | .625 |
| Brandon Morrow | NYY | sp | 27 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 29 | 0 | 0 | 100.9 | .620 |
| Clayton Mortensen | Mtl | mr | 27 | 1 | 1 | 1.000 | 0 | .000 | 1 | 23 | 4 | .174 | 36 | 35 | 21 | 37.2 | .594 |
| Charlie Morton | Det | sp | 28 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 28 | 0 | 0 | 104.5 | .581 |
| Daniel Moskos* | LAA | mr | 26 | 0 | 0 | .000 | 0 | .000 | 1 | 18 | 9 | .500 | 18 | 18 | 4 | 22.2 | .612 |
| Jason Motte | Was | mr | 30 | 48 | 39 | .813 | 9 | .188 | 2 | 47 | 17 | .362 | 70 | 70 | 57 | 15.7 | .637 |
| Peter Moylan | Det | mr | 33 | 0 | 0 | .000 | 0 | .000 | 0 | 2 | 1 | .500 | 2 | 2 | 0 | 21.5 | .558 |
| Edward Mujica | Min | mr | 28 | 1 | 0 | .000 | 1 | 1.000 | 7 | 48 | 22 | .458 | 49 | 49 | 15 | 23.1 | .669 |
| Brett Myers | Oak | sp | 31 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 31 | 0 | 0 | 105.1 | .646 |
| Chris Narveson* | KCR | sp | 30 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 30 | 0 | 0 | 96.7 | .587 |
| Joe Nathan | Min | cl | 37 | 0 | 0 | .000 | 0 | .000 | 0 | 4 | 1 | .250 | 8 | 8 | 5 | 17.3 | .674 |
| Pat Neshek | Oak | mr | 31 | 2 | 1 | .500 | 0 | .000 | 0 | 7 | 0 | .000 | 13 | 13 | 8 | 23.5 | .533 |
| Juan Nicasio | ChW | sp | 25 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 17 | 0 | 0 | 99.8 | .641 |
| Jonathon Niese* | ChW | sp | 25 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 30 | 0 | 0 | 100.7 | .645 |
| Hector Noesi | NYY | mr | 25 | 0 | 0 | .000 | 0 | .000 | 0 | 12 | 9 | .750 | 19 | 16 | 7 | 52.7 | .615 |
| Bud Norris | Tor | sp | 27 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 31 | 0 | 0 | 99.6 | .637 |
| Leo Nunez | Sea | cl | 28 | 11 | 8 | .727 | 3 | .273 | 1 | 15 | 6 | .400 | 37 | 37 | 25 | 24.7 | .617 |
| Sean O'Sullivan | Mtl | sp | 24 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 20 | 0 | 0 | 82.6 | .606 |
| Alexi Ogando | Oak | sp | 28 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 30 | 0 | 0 | 102.6 | .637 |
| Will Ohman* | KCR | mr | 34 | 1 | 1 | 1.000 | 0 | .000 | 3 | 17 | 8 | .471 | 33 | 33 | 14 | 26.7 | .640 |
| Darren Oliver* | Bal | mr | 41 | 3 | 1 | .333 | 2 | .667 | 8 | 35 | 11 | .314 | 39 | 39 | 17 | 19.2 | .667 |
| Lester Oliveros | Cle | mr | 24 | 0 | 0 | .000 | 0 | .000 | 0 | 11 | 4 | .364 | 14 | 14 | 6 | 25.8 | .648 |
| Logan Ondrusek | Det | mr | 27 | 5 | 2 | .400 | 3 | .600 | 2 | 42 | 12 | .286 | 41 | 41 | 19 | 25.2 | .601 |
| Ramon Ortiz | Oak | mr | 39 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 4 | 0 | 0 | 92.5 | .630 |
| Roy Oswalt | Was | sp | 34 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 7 | 0 | 0 | 91.3 | .653 |
| Vicente Padilla | KCR | cl | 34 | 1 | 0 | .000 | 0 | .000 | 1 | 2 | 0 | .000 | 8 | 8 | 3 | 22.8 | .549 |
| Jonathan Papelbon |   | cl | 31 | 31 | 27 | .871 | 4 | .129 | 0 | 23 | 3 | .130 | 54 | 54 | 51 | 15.0 | .700 |
| Joe Paterson* | Det | mr | 26 | 3 | 1 | .333 | 1 | .333 | 1 | 17 | 7 | .412 | 26 | 26 | 7 | 21.0 | .565 |
| Jake Peavy | Oak | sp | 31 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 22 | 0 | 0 | 99.2 | .678 |
| Brad Penny | Tex | sp | 34 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 30 | 0 | 0 | 75.6 | .592 |
| Joel Peralta | KCR | mr | 36 | 12 | 8 | .667 | 4 | .333 | 14 | 28 | 4 | .143 | 58 | 58 | 23 | 18.7 | .663 |
| Chris Perez | Mtl | cl | 26 | 27 | 19 | .704 | 8 | .296 | 1 | 37 | 8 | .216 | 51 | 51 | 41 | 20.4 | .612 |
| Luis Perez* | Tex | mr | 27 | 1 | 1 | 1.000 | 0 | .000 | 0 | 18 | 3 | .167 | 21 | 13 | 5 | 50.4 | .588 |
| Glen Perkins* | Oak | mr | 29 | 12 | 7 | .583 | 3 | .250 | 20 | 38 | 11 | .289 | 61 | 61 | 21 | 17.8 | .641 |
| Vinnie Pestano | Cle | mr | 27 | 13 | 8 | .615 | 4 | .308 | 13 | 27 | 7 | .259 | 59 | 59 | 23 | 17.4 | .605 |
| Zach Phillips* | Cle | mr | 25 | 0 | 0 | .000 | 0 | .000 | 3 | 0 | 0 | .000 | 7 | 7 | 1 | 9.6 | .537 |
| Rick Porcello | ChW | sp | 23 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 31 | 0 | 0 | 96.8 | .625 |
| Ramon S. Ramirez | Oak | mr | 30 | 35 | 32 | .914 | 3 | .086 | 5 | 35 | 7 | .200 | 58 | 58 | 44 | 16.8 | .646 |
| Clay Rapada* | Sea | mr | 31 | 1 | 0 | .000 | 1 | 1.000 | 3 | 11 | 2 | .182 | 13 | 13 | 2 | 12.2 | .610 |
| Jon Rauch | Tor | mr | 33 | 2 | 2 | 1.000 | 0 | .000 | 1 | 39 | 17 | .436 | 34 | 34 | 13 | 24.4 | .665 |
| Chad Reineke | Cle | sp | 30 | 0 | 0 | .000 | 0 | .000 | 0 | 2 | 2 | 1.000 | 2 | 1 | 1 | 54.5 | .505 |
| Chris Resop | NYY | mr | 29 | 3 | 2 | .667 | 1 | .333 | 2 | 10 | 3 | .300 | 16 | 16 | 11 | 25.6 | .604 |
| Greg Reynolds | Oak | mr | 26 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 4 | 0 | 0 | 98.5 | .640 |
| Matt Reynolds* | NYY | mr | 27 | 2 | 0 | .000 | 2 | 1.000 | 5 | 24 | 6 | .250 | 38 | 38 | 19 | 20.2 | .627 |
| Clayton Richard* | Tex | sp | 28 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 22 | 0 | 0 | 84.2 | .614 |
| Garrett Richards | NYY | mr | 24 | 0 | 0 | .000 | 0 | .000 | 0 | 8 | 3 | .375 | 14 | 14 | 2 | 34.1 | .563 |
| Mariano Rivera | KCR | cl | 42 | 37 | 32 | .865 | 5 | .135 | 2 | 27 | 3 | .111 | 58 | 58 | 51 | 16.7 | .695 |
| Fernando Rodney | NYY | mr | 35 | 8 | 4 | .500 | 2 | .250 | 0 | 32 | 13 | .406 | 30 | 30 | 21 | 20.0 | .533 |
| Fernando Rodriguez | LAA | mr | 28 | 1 | 0 | .000 | 1 | 1.000 | 6 | 30 | 12 | .400 | 36 | 36 | 15 | 28.8 | .567 |
| Francisco J Rodriguez | Tor | cl | 30 | 37 | 28 | .757 | 9 | .243 | 2 | 39 | 16 | .410 | 61 | 61 | 45 | 20.1 | .615 |
| Henry Rodriguez | LAA | mr | 25 | 5 | 1 | .200 | 4 | .800 | 12 | 41 | 16 | .390 | 50 | 50 | 17 | 25.0 | .554 |
| Josh Roenicke | ChW | mr | 29 | 2 | 0 | .000 | 2 | 1.000 | 5 | 19 | 4 | .211 | 23 | 23 | 5 | 14.2 | .606 |
| Esmil Rogers | NYY | sp | 26 | 1 | 0 | .000 | 1 | 1.000 | 0 | 18 | 11 | .611 | 30 | 17 | 5 | 61.2 | .592 |
| J.C. Romero* |   | mr | 36 | 2 | 0 | .000 | 0 | .000 | 1 | 14 | 6 | .429 | 12 | 12 | 3 | 19.8 | .559 |
| Ricky Romero* | Cle | sp | 27 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 32 | 0 | 0 | 103.3 | .611 |
| Sergio Romo | Min | mr | 29 | 5 | 3 | .600 | 2 | .400 | 17 | 28 | 11 | .393 | 47 | 47 | 10 | 16.8 | .687 |
| Tyson Ross | Bos | sp | 25 | 0 | 0 | .000 | 0 | .000 | 0 | 3 | 0 | .000 | 3 | 2 | 0 | 78.7 | .597 |
| Dan Runzler* | LAA | mr | 27 | 4 | 1 | .250 | 1 | .250 | 4 | 21 | 7 | .333 | 28 | 28 | 10 | 21.4 | .570 |
| Adam Russell | Was | mr | 29 | 1 | 0 | .000 | 0 | .000 | 5 | 13 | 5 | .385 | 21 | 21 | 4 | 23.7 | .544 |
| C.C. Sabathia* | Oak | sp | 31 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 33 | 0 | 0 | 114.8 | .657 |
| Alejandro Sanabia | Det | sp | 23 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 3 | 0 | 0 | 82.7 | .649 |
| Brian Sanches | Bos | mr | 33 | 4 | 2 | .500 | 2 | .500 | 5 | 23 | 11 | .478 | 31 | 31 | 9 | 24.0 | .612 |
| Eduardo Sanchez | Min | mr | 23 | 7 | 7 | 1.000 | 0 | .000 | 2 | 10 | 2 | .200 | 20 | 20 | 13 | 20.5 | .611 |
| Ervin Santana | Mtl | sp | 29 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 33 | 0 | 0 | 102.1 | .635 |
| Joe Saunders* | Det | sp | 31 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 32 | 0 | 0 | 98.3 | .602 |
| Max Scherzer | Tor | sp | 27 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 33 | 0 | 0 | 99.5 | .641 |
| Daniel Schlereth* | Det | mr | 26 | 1 | 1 | 1.000 | 0 | .000 | 3 | 23 | 9 | .391 | 29 | 29 | 11 | 28.2 | .551 |
| Michael Schwimer | Cle | mr | 26 | 0 | 0 | .000 | 0 | .000 | 4 | 5 | 2 | .400 | 12 | 12 | 4 | 15.4 | .632 |
| Evan Scribner | Sea | mr | 26 | 0 | 0 | .000 | 0 | .000 | 0 | 4 | 4 | 1.000 | 8 | 8 | 3 | 30.6 | .612 |
| Bryan Shaw | Tex | mr | 24 | 2 | 1 | .500 | 1 | .500 | 1 | 12 | 7 | .583 | 23 | 23 | 12 | 23.8 | .619 |
| James Shields | Bos | sp | 30 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 33 | 0 | 0 | 112.3 | .641 |
| Tony Sipp* | Cle | mr | 28 | 7 | 3 | .429 | 3 | .429 | 17 | 48 | 15 | .313 | 61 | 61 | 15 | 15.4 | .619 |
| Kevin Slowey | NYY | sp | 28 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 6 | 0 | 0 | 104.7 | .696 |
| Jordan Smith | Tex | mr | 26 | 0 | 0 | .000 | 0 | .000 | 0 | 1 | 0 | .000 | 2 | 2 | 1 | 17.5 | .514 |
| Andy Sonnanstine | NYY | mr | 29 | 1 | 0 | .000 | 1 | 1.000 | 0 | 10 | 4 | .400 | 15 | 11 | 3 | 41.2 | .646 |
| Rafael Soriano | Was | mr | 32 | 9 | 5 | .556 | 2 | .222 | 12 | 40 | 12 | .300 | 47 | 47 | 15 | 14.1 | .641 |
| Josh Spence* | ChW | mr | 24 | 4 | 4 | 1.000 | 0 | .000 | 2 | 34 | 5 | .147 | 32 | 32 | 16 | 15.1 | .618 |
| Craig Stammen | ChW | mr | 28 | 2 | 1 | .500 | 1 | .500 | 0 | 5 | 0 | .000 | 8 | 8 | 6 | 20.8 | .645 |
| Mitch Stetter* | Min | mr | 31 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 1 | 1 | 1 | 21.0 | .571 |
| Drew Storen | Bal | cl | 24 | 38 | 32 | .842 | 6 | .158 | 0 | 22 | 6 | .273 | 57 | 57 | 51 | 17.0 | .666 |
| Pedro Strop | ChW | mr | 27 | 4 | 2 | .500 | 2 | .500 | 4 | 18 | 4 | .222 | 19 | 19 | 4 | 22.3 | .565 |
| Eric Stults* | KCR | mr | 32 | 2 | 1 | .500 | 0 | .000 | 1 | 7 | 1 | .143 | 8 | 8 | 5 | 19.1 | .627 |
| Michael Stutes | ChW | mr | 25 | 6 | 4 | .667 | 0 | .000 | 3 | 42 | 13 | .310 | 51 | 51 | 28 | 22.1 | .585 |
| Mitch Talbot | LAA | sp | 28 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 16 | 0 | 0 | 96.9 | .605 |
| Rich Thompson |   | mr | 27 | 4 | 1 | .250 | 3 | .750 | 5 | 27 | 7 | .259 | 43 | 43 | 21 | 25.4 | .632 |
| Matt Thornton* | Was | mr | 35 | 12 | 2 | .167 | 3 | .250 | 15 | 42 | 11 | .262 | 59 | 59 | 10 | 15.2 | .659 |
| Brett Tomko | NYY | mr | 39 | 0 | 0 | .000 | 0 | .000 | 0 | 7 | 4 | .571 | 10 | 10 | 3 | 38.7 | .592 |
| Alexander Torres* | LAA | mr | 24 | 0 | 0 | .000 | 0 | .000 | 0 | 4 | 0 | .000 | 3 | 3 | 1 | 69.7 | .579 |
| Raul Valdes* | Det | mr | 34 | 0 | 0 | .000 | 0 | .000 | 0 | 4 | 2 | .500 | 2 | 2 | 0 | 43.5 | .552 |
| Jason Vargas* | Bal | sp | 29 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 29 | 0 | 0 | 101.1 | .641 |
| Javier Vazquez | Bos | sp | 35 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 8 | 0 | 0 | 114.0 | .654 |
| Jonny Venters* | Tex | mr | 27 | 39 | 36 | .923 | 3 | .077 | 0 | 26 | 4 | .154 | 69 | 69 | 55 | 21.6 | .593 |
| Jose Veras | ChW | mr | 31 | 17 | 10 | .588 | 7 | .412 | 10 | 39 | 12 | .308 | 56 | 56 | 25 | 24.7 | .597 |
| Justin Verlander | Cle | sp | 29 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 34 | 0 | 0 | 112.5 | .648 |
| Carlos Villanueva | Mtl | mr | 28 | 2 | 1 | .500 | 1 | .500 | 1 | 25 | 15 | .600 | 29 | 25 | 10 | 38.5 | .610 |
| Brayan Villarreal | Tor | mr | 25 | 0 | 0 | .000 | 0 | .000 | 0 | 8 | 3 | .375 | 9 | 9 | 3 | 18.3 | .552 |
| Edinson Volquez | Mtl | sp | 28 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 20 | 0 | 0 | 93.6 | .562 |
| Chris Volstad | KCR | sp | 25 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 28 | 0 | 0 | 99.8 | .632 |
| Cory Wade | Bos | mr | 29 | 13 | 10 | .769 | 3 | .231 | 1 | 20 | 10 | .500 | 27 | 27 | 15 | 24.5 | .669 |
| Tim Wakefield | Sea | sp | 45 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 27 | 0 | 0 | 96.4 | .631 |
| Chien-Ming Wang | Mtl | sp | 32 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 15 | 0 | 0 | 95.4 | .668 |
| Robbie Weinhardt | LAA | mr | 26 | 0 | 0 | .000 | 0 | .000 | 0 | 3 | 2 | .667 | 2 | 2 | 0 | 19.0 | .711 |
| Dan Wheeler | NYY | mr | 34 | 5 | 4 | .800 | 1 | .200 | 0 | 14 | 6 | .429 | 16 | 16 | 8 | 20.8 | .688 |
| Alex White | NYY | sp | 23 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 14 | 0 | 0 | 90.9 | .590 |
| Dontrelle Willis* | Was | sp | 30 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 12 | 0 | 0 | 92.2 | .590 |
| C.J. Wilson* | Was | sp | 31 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 34 | 0 | 0 | 112.0 | .634 |
| Randy Wolf* | ChW | sp | 35 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 33 | 0 | 0 | 101.5 | .623 |
| Kerry Wood | Oak | mr | 35 | 0 | 0 | .000 | 0 | .000 | 6 | 30 | 5 | .167 | 38 | 38 | 11 | 22.8 | .625 |
| Vance Worley | ChW | sp | 24 | 0 | 0 | .000 | 0 | .000 | 1 | 0 | 0 | .000 | 26 | 1 | 0 | 101.0 | .609 |
| Jamey Wright | Bal | mr | 37 | 1 | 1 | 1.000 | 0 | .000 | 5 | 43 | 19 | .442 | 50 | 50 | 17 | 22.7 | .605 |
| Wesley Wright* | Bos | mr | 27 | 0 | 0 | .000 | 0 | .000 | 0 | 1 | 0 | .000 | 2 | 2 | 1 | 12.5 | .600 |
| Michael Wuertz | Sea | mr | 33 | 0 | 0 | .000 | 0 | .000 | 0 | 2 | 2 | 1.000 | 4 | 4 | 2 | 36.5 | .610 |
| Brad Ziegler | NYY | mr | 32 | 9 | 4 | .444 | 5 | .556 | 6 | 36 | 13 | .361 | 45 | 45 | 18 | 18.6 | .632 |
| Jordan Zimmermann | Bal | sp | 26 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 29 | 0 | 0 | 99.2 | .663 |
| Barry Zito* |   | sp | 34 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 11 | 0 | 0 | 97.5 | .571 |