Encyclopedia: A
David Aardsma
Andy Abad
Fernando Abad
Reggie Abercrombie
Brent Abernathy
Bobby Abreu
Juan Abreu
Tony Abreu
Winston Abreu
Jeremy Accardo
Jose Acevedo
Alfredo Aceves
Dustin Ackley
Manny Acosta
David Adams
Matt Adams
Mike Adams
Russ Adams
Ryan Adams
Terry Adams
Nathan Adcock
Jim Adduci
Nick Adenhart
Jon Adkins
Ehire Adrianza
Jeremy Affeldt
Chris Aguila
Jonathan Albaladejo
Andrew Albers
Matt Albers
Al Alburquerque
Manny Alexander
Antonio Alfonseca
Edgardo Alfonzo
Eliezer Alfonzo
Brandon Allen
Chad Allen
Cody Allen
Abraham Almonte
Zoilo Almonte
Sandy Alomar
Yonder Alonso
Moises Alou
Jose Altuve
Abe Alvarez
Henderson Alvarez
Jose Alvarez
Pedro Alvarez
Alexi Amarista
Chip Ambres
Hector Ambriz
Steve Ames
Alfredo Amezaga
Brett Anderson
Brian Anderson
Brian N. Anderson
Bryan Anderson
Drew Anderson
Garret Anderson
Jason Anderson
Josh Anderson
Lars Anderson
Marlon Anderson
Matt Anderson
Robert Andino
Steve Andrade
Elvis Andrus
Matt Angle
Rick Ankiel
Matt Antonelli
Norichika Aoki
Greg Aquino
Chris Archer
Oswaldo Arcia
Danny Ardoin
Nolan Arenado
J.P. Arencibia
Alberto Arias
Joaquin Arias
Tony Armas
Jose Arredondo
Jake Arrieta
Bronson Arroyo
Jose Ascanio
Cody Asche
Miguel Asencio
Ezequiel Astacio
Pedro Astacio
Scott Atchison
Luis Atilano
Garrett Atkins
Mitch Atkins
Michael Aubrey
Bryan Augenstein
Phillippe Aumont
Rich Aurilia
Brad Ausmus
Xavier Avery
Alex Avila
Luis Avilan
Mike Aviles
John Axford
Luis Ayala
Erick Aybar
Willy Aybar
Dylan Axelrod