| Last Name | First Name | Pos | Org | Class | |
|---|---|---|---|---|---|
| Aardsma | David | P | NYA | MLB | View |
| Abad | Fernando | P | WAS | MLB | View |
| Abe | Shinnosuke | C | YOM | Int | View |
| Abe | Kenta | P | YAK | Int | View |
| Abeita | Mitch | C | A+ | View | |
| Abercrombie | Reggie | CF | Int | View | |
| Abraham | Adam | 3B | CLE | A+ | View |
| Abraham | Matt | SS | R+ | View | |
| Abreu | Jesus | 2B | ARI | R | View |
| Abreu | Alan | P | HOU | R | View |
| Abreu | Juan | P | LAN | AAA | View |
| Abreu | Winston | P | MCD | AAA | View |
| Abreu | Miguel | CF | AAA | View | |
| Abreu | Julio | 1B | IntR | View | |
| Abreu | Dennys | LF | Int | View | |
| Abreu | Michel | 1B | TAB | Int | View |
| Abreu | Erick | P | AA | View | |
| Abreu | Adrian | C | NYN | IntR | View |
| Abreu | Esdras | RF | IntR | View | |
| Abreu | Abner | RF | Win | View | |
| Abreu | Tony | 2B | SFN | AAA | View |
| Abreu | Joan | 3B | IntR | View | |
| Abreu | Bobby | DH | MLB | View | |
| Abruzzo | Jordan | DH | A+ | View | |
| Accardo | Jeremy | P | WAS | MLB | View |
| Acevedo | Rony | P | OAK | R | View |
| Acevedo | Carlos | RF | IntR | View | |
| Acevedo | Nicolas | DH | IntR | View | |
| Acevedo | Andury | P | NYA | R | View |
| Acevedo | Jhohan | CF | STL | IntR | View |
| Acevedo | Sandy | CF | DET | IntR | View |
| Acevedo | Jean | 3B | AA | View | |
| Aceves | Alfredo | P | BOS | MLB | View |
| Aceves | Jonathan | C | SLT | Int | View |
| Acey | Jeremy | CF | Int | View | |
| Achter | A.J. | P | MIN | A+ | View |
| Ackerman | Hunter | P | CHN | A- | View |
| Ackley | Dustin | 2B | SEA | MLB | View |
| Acosta | Ryan | P | LAN | A+ | View |
| Acosta | Manny | P | MLB | View | |
| Acosta | Mayo | C | TBA | Win | View |
| Acosta | Ronald | SS | IntR | View | |
| Acosta | Rolando | 3B | QUI | Int | View |
| Acosta | Pedro | C | FLO | A+ | View |
| Acosta | Victor | P | A- | View | |
| Acuna | Hector | 1B | IntR | View | |
| Acuna | Jose | CF | Int | View | |
| Adair | Travis | LF | BAL | AA | View |
| Adam | Jason | P | KCA | A+ | View |
| Adames | Jose | P | FLO | IntR | View |