Team fielding -- 2015 Seattle Mariners
Regular season -- as of 10/28/2015
| Primary |
| Pos |  | Name | G | GS | INN | PO | A | E | DP | TC | PCT | PB | SB | CS | SB% | PK |
| p | | A.J. Burnett | 30 | 30 | 195.7 | 17 | 19 | 1 | 2 | 37 | .973 | | 21 | 4 | .840 | 0 |
| | | Johnny Cueto | 34 | 34 | 263.7 | 10 | 23 | 3 | 2 | 36 | .917 | | 2 | 4 | .333 | 2 |
| | | Jason Hammel | 30 | 30 | 200.0 | 11 | 20 | 1 | 0 | 32 | .969 | | 17 | 2 | .895 | 1 |
| | | Bartolo Colon | 31 | 31 | 212.0 | 10 | 17 | 4 | 2 | 31 | .871 | | 4 | 2 | .667 | 1 |
| | | Yovani Gallardo | 24 | 24 | 135.0 | 7 | 18 | 0 | 2 | 25 | 1.000 | | 6 | 4 | .600 | 1 |
| | | Alex Cobb | 11 | 11 | 83.0 | 6 | 8 | 2 | 0 | 16 | .875 | | 12 | 0 | 1.000 | 0 |
| | | Dale Thayer | 47 | 0 | 64.7 | 4 | 8 | 2 | 0 | 14 | .857 | | 3 | 2 | .600 | 2 |
| | | Scott Baker | 37 | 2 | 75.0 | 5 | 5 | 0 | 0 | 10 | 1.000 | | 1 | 1 | .500 | 0 |
| | | Tyler Clippard | 56 | 0 | 79.7 | 5 | 3 | 0 | 0 | 8 | 1.000 | | 4 | 0 | 1.000 | 0 |
| | | Rafael Soriano | 42 | 0 | 48.0 | 1 | 7 | 0 | 0 | 8 | 1.000 | | 2 | 2 | .500 | 0 |
| | | Jerry Blevins | 33 | 0 | 26.7 | 2 | 4 | 0 | 0 | 6 | 1.000 | | 1 | 0 | 1.000 | 0 |
| | | Tony Sipp | 52 | 0 | 52.0 | 2 | 2 | 1 | 0 | 5 | .800 | | 3 | 0 | 1.000 | 0 |
| | f | A.J. Achter | 3 | 0 | 2.3 | 0 | 1 | 0 | 0 | 1 | 1.000 | | 0 | 0 | .000 | 0 |
| | | Alexander Torres | 6 | 0 | 8.3 | 0 | 1 | 0 | 0 | 1 | 1.000 | | 1 | 1 | .500 | 0 |
| | | Chris Perez | 4 | 0 | 3.7 | 0 | 0 | 0 | 0 | 0 | .000 | | 0 | 0 | .000 | 0 |
| | f | Donn Roach | 1 | 0 | 1.3 | 0 | 0 | 0 | 0 | 0 | .000 | | 0 | 0 | .000 | 0 |
| | f | Casey Sadler | 1 | 0 | 1.7 | 0 | 0 | 0 | 0 | 0 | .000 | | 0 | 0 | .000 | 0 |
| | | Total | 442 | 162 | 1452.7 | 80 | 136 | 14 | 8 | 230 | .939 | | 77 | 22 | .778 | 7 |
| | | | | | | | | | | | | | | | | |
| c | | Jason Castro | 105 | 92 | 828.7 | 767 | 30 | 3 | 0 | 800 | .996 | 5 | 46 | 12 | .793 | 0 |
| | | Jose Molina | 53 | 35 | 310.3 | 296 | 9 | 0 | 2 | 305 | 1.000 | 1 | 10 | 6 | .625 | 1 |
| | f | Chris Stewart | 19 | 15 | 136.7 | 137 | 5 | 2 | 0 | 144 | .986 | 1 | 8 | 4 | .667 | 0 |
| | f | John Jaso | 18 | 15 | 131.0 | 118 | 3 | 0 | 0 | 121 | 1.000 | 1 | 13 | 0 | 1.000 | 0 |
| | | Wilin Rosario | 7 | 5 | 46.0 | 39 | 0 | 0 | 0 | 39 | 1.000 | 2 | 0 | 0 | .000 | 0 |
| | | Total | 202 | 162 | 1452.7 | 1357 | 47 | 5 | 2 | 1409 | .996 | 10 | 77 | 22 | .778 | 1 |
| | | | | | | | | | | | | | | | | |
| 1b | f | Adam Lind | 96 | 87 | 760.0 | 683 | 52 | 10 | 47 | 745 | .987 | | | | | |
| | n | Billy Butler | 70 | 56 | 502.7 | 405 | 26 | 4 | 33 | 435 | .991 | | | | | |
| | | Michael Morse | 13 | 11 | 99.0 | 92 | 6 | 0 | 3 | 98 | 1.000 | | | | | |
| | | Wilin Rosario | 11 | 8 | 80.0 | 71 | 4 | 2 | 7 | 77 | .974 | | | | | |
| | | Brendan Ryan | 3 | 0 | 6.0 | 5 | 1 | 0 | 0 | 6 | 1.000 | | | | | |
| | | Nick Evans | 3 | 0 | 5.0 | 4 | 0 | 0 | 0 | 4 | 1.000 | | | | | |
| | | Total | 196 | 162 | 1452.7 | 1260 | 89 | 16 | 90 | 1365 | .988 | | | | | |
| | | | | | | | | | | | | | | | | |
| 2b | | Robinson Cano | 157 | 157 | 1403.7 | 255 | 437 | 16 | 84 | 708 | .977 | | | | | |
| | | Brendan Ryan | 6 | 5 | 46.0 | 10 | 14 | 1 | 1 | 25 | .960 | | | | | |
| | | Martin Prado | 1 | 0 | 3.0 | 1 | 1 | 0 | 0 | 2 | 1.000 | | | | | |
| | | Total | 164 | 162 | 1452.7 | 266 | 452 | 17 | 85 | 735 | .977 | | | | | |
| | | | | | | | | | | | | | | | | |
| 3b | | Martin Prado | 134 | 123 | 1093.0 | 77 | 217 | 7 | 12 | 301 | .977 | | | | | |
| | n | Cody Asche | 42 | 34 | 312.7 | 17 | 56 | 8 | 4 | 81 | .901 | | | | | |
| | | Nick Evans | 5 | 3 | 31.0 | 1 | 5 | 0 | 1 | 6 | 1.000 | | | | | |
| | | Brendan Ryan | 4 | 2 | 16.0 | 0 | 5 | 0 | 0 | 5 | 1.000 | | | | | |
| | | Total | 185 | 162 | 1452.7 | 95 | 283 | 15 | 17 | 393 | .962 | | | | | |
| | | | | | | | | | | | | | | | | |
| ss | f | Wilmer Flores | 94 | 82 | 702.3 | 90 | 220 | 5 | 39 | 315 | .984 | | | | | |
| | | Brendan Ryan | 55 | 31 | 300.0 | 43 | 85 | 3 | 10 | 131 | .977 | | | | | |
| | n | Pedro Florimon | 20 | 18 | 156.3 | 22 | 58 | 2 | 10 | 82 | .976 | | | | | |
| | | Alex Gonzalez | 21 | 21 | 177.0 | 15 | 58 | 3 | 3 | 76 | .961 | | | | | |
| | n | Josh Wilson | 19 | 10 | 115.0 | 17 | 32 | 3 | 4 | 52 | .942 | | | | | |
| | | Colby Rasmus | 1 | 0 | 1.0 | 0 | 0 | 0 | 0 | 0 | .000 | | | | | |
| | | Martin Prado | 1 | 0 | 1.0 | 0 | 0 | 0 | 0 | 0 | .000 | | | | | |
| | | Total | 211 | 162 | 1452.7 | 187 | 453 | 16 | 66 | 656 | .976 | | | | | |
| | | | | | | | | | | | | | | | | |
| lf | | Starling Marte | 113 | 111 | 982.3 | 227 | 3 | 7 | 2 | 237 | .970 | | | | | |
| | | Corey Dickerson | 55 | 48 | 434.3 | 121 | 3 | 4 | 0 | 128 | .969 | | | | | |
| | | Michael Morse | 3 | 3 | 25.0 | 7 | 0 | 0 | 0 | 7 | 1.000 | | | | | |
| | | Colby Rasmus | 1 | 0 | 3.0 | 2 | 0 | 0 | 0 | 2 | 1.000 | | | | | |
| | | Martin Prado | 1 | 0 | 8.0 | 2 | 0 | 0 | 0 | 2 | 1.000 | | | | | |
| | | Total | 173 | 162 | 1452.7 | 359 | 6 | 11 | 2 | 376 | .971 | | | | | |
| | | | | | | | | | | | | | | | | |
| cf | | Mike Trout | 157 | 157 | 1408.7 | 425 | 5 | 6 | 1 | 436 | .986 | | | | | |
| | | Colby Rasmus | 4 | 4 | 35.0 | 18 | 1 | 0 | 0 | 19 | 1.000 | | | | | |
| | | Corey Dickerson | 1 | 1 | 9.0 | 3 | 0 | 0 | 0 | 3 | 1.000 | | | | | |
| | | Total | 162 | 162 | 1452.7 | 446 | 6 | 6 | 1 | 458 | .987 | | | | | |
| | | | | | | | | | | | | | | | | |
| rf | | Alex Rios | 125 | 119 | 1062.3 | 239 | 9 | 4 | 0 | 252 | .984 | | | | | |
| | | Colby Rasmus | 34 | 30 | 258.0 | 44 | 4 | 2 | 1 | 50 | .960 | | | | | |
| | | Starling Marte | 16 | 13 | 117.3 | 21 | 1 | 0 | 0 | 22 | 1.000 | | | | | |
| | | Martin Prado | 5 | 0 | 15.0 | 4 | 0 | 0 | 0 | 4 | 1.000 | | | | | |
| | | Total | 180 | 162 | 1452.7 | 308 | 14 | 6 | 1 | 328 | .982 | | | | | |
| | | | | | | | | | | | | | | | | |
| | | Total | 162 | 162 | 1452.7 | 4358 | 1486 | 106 | 100 | 5950 | .982 | 10 | | | | |