| SP | deGrom, J.deGrom, Jacob # >> | 33 | 2021 | R | 100 | 13 | 13 | 7 | 5 | 3.61 | .298 | 1.25 | 8.6 | 2.8 | 9.5 | 84.2 | 80 | 38 | 34 | 14 | 26 | 89 | 1 | 0 | 0 | 0 | 9 | 2 | 0 | 4.05 |
| SP | Pfiester, J.Pfiester, Jack >> | 28 | 1906 | L | 73 | 12 | 12 | 3 | 5 | 4.18 | .332 | 1.46 | 9.7 | 3.5 | 4.1 | 92.2 | 99 | 48 | 43 | 9 | 36 | 42 | 4 | 0 | 0 | 1 | 5 | 3 | 1 | 4.63 |
| RP | Clippard, T.Clippard, Tyler >> | 26 | 2011 | R | 79 | 28 | 0 | 2 | 3 | 5.80 | .323 | 1.43 | 9.0 | 4.1 | 10.5 | 35.2 | 35 | 23 | 23 | 4 | 16 | 41 | 0 | 3 | 2 | 0 | 0 | 0 | 0 | 3.51 |
| RP | Messersmith, A.Messersmith, Andy >> | 23 | 1968 | R | 57 | 15 | 0 | 0 | 1 | 3.86 | .291 | 1.23 | 7.0 | 4.5 | 6.0 | 18.2 | 14 | 8 | 8 | 4 | 9 | 12 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 6.06 |
| SP | Coveleski, S.Coveleski, Stan >> | 28 | 1917 | R | 62 | 0 | 0 | 0 | 0 | - | .000 | - | - | - | - | 0.0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | - |
| SP | Hudson, D.Hudson, Daniel >> | 23 | 2010 | R | 60 | 0 | 0 | 0 | 0 | - | .000 | - | - | - | - | 0.0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | - |