UsagePosition -- 2021 Oakland Athletics
Regular season -- as of 9/26/2021
| Batter Status |
| S | Name | P | G | FLG |
| | Austin Barnes | c | 78 | 84 |
| | Michael Brantley | dh | 124 | 135 |
| | Phillip Ervin | rf | 100 | 89 |
| | Todd Frazier | 3b | 122 | 127 |
| | Mike Freeman | 3b | 65 | 49 |
| f | Dustin Garneau | c | 46 | 37 |
| | Paul Goldschmidt | 1b | 162 | 162 |
| | Ronald Guzman | 1b | 70 | 49 |
| | Josh Harrison | 2b | 89 | 96 |
| | Adam Haseley | cf | 108 | 101 |
| | Ryan Jeffers | c | 70 | 74 |
| f | Trey Mancini | rf | 0 | 0 |
| | Andrew McCutchen | lf | 154 | 132 |
| f | Mickey Moniak | lf | 22 | 13 |
| f | Brian O'Grady | cf | 5 | 5 |
| | Rougned Odor | 2b | 103 | 110 |
| | David Peralta | lf | 146 | 146 |
| | Jorge Polanco | ss | 149 | 149 |
| | Rob Refsnyder | dh | 41 | 14 |
| | Total | | 1654 | 1572 |
| Pitcher Status |
| S | Name | P | G | FLG | GS | FLGS |
| f | Kyle Gibson | sp | 32 | 3 | 32 | 3 |
| | Max Scherzer | sp | 32 | 33 | 32 | 33 |
| | Johnny Cueto | sp | 32 | 33 | 32 | 33 |
| | Tyler Anderson | sp | 35 | 29 | 30 | 24 |
| | Max Fried | sp | 30 | 33 | 30 | 33 |
| | Randy Dobnak | sp | 27 | 24 | 27 | 24 |
| | Chad Kuhl | sp | 30 | 55 | 24 | 4 |
| f | Steven Matz | sp | 24 | 0 | 16 | 0 |
| | Tyler Clippard | mr | 70 | 68 | 5 | 5 |
| | Ryan Thompson | mr | 68 | 39 | 3 | 3 |
| f | Dellin Betances | mr | 41 | 8 | 0 | 0 |
| | Zack Britton | cl | 54 | 55 | 0 | 0 |
| | Oliver Perez | mr | 57 | 37 | 0 | 0 |
| | Chad Green | mr | 59 | 61 | 0 | 0 |
| | Paul Fry | mr | 59 | 21 | 0 | 0 |
| | Genesis Cabrera | mr | 56 | 56 | 0 | 0 |
| f | Cesar Valdez | cl | 24 | 29 | 0 | 0 |
| f | Sal Romano | mr | 5 | 5 | 0 | 0 |
| f | Brad Wieck | mr | 3 | 6 | 0 | 0 |
| f | Jordan Weems | mr | 24 | 11 | 0 | 0 |
| f | Blake Cederlind | mr | 14 | 7 | 0 | 0 |
| | Total | | 231 | 162 | 231 | 162 |