| SP | deGrom, J.deGrom, Jacob >> | 33 | 2021 | R | 100 | 4 | 4 | 2 | 1 | 3.00 | .257 | 1.00 | 6.0 | 3.0 | 11.7 | 27.0 | 18 | 9 | 9 | 5 | 9 | 35 | 0 | 0 | 0 | 0 | 4 | 1 | 0 | 3.93 |
| SP | McLain, D.McLain, Denny >> | 24 | 1968 | R | 78 | 4 | 4 | 0 | 2 | 3.80 | .324 | 1.44 | 9.4 | 3.9 | 6.3 | 23.2 | 24 | 13 | 10 | 3 | 10 | 16 | 1 | 0 | 0 | 0 | 3 | 0 | 0 | 4.61 |
| SP | Schmidt, J.Schmidt, Jason >> | 30 | 2003 | R | 68 | 4 | 3 | 2 | 1 | 6.38 | .337 | 1.47 | 11.0 | 2.5 | 6.5 | 18.1 | 22 | 14 | 13 | 3 | 5 | 13 | 0 | 0 | 0 | 0 | 1 | 1 | 0 | 4.72 |
| CL | Doolittle, S.Doolittle, Sean >> | 31 | 2018 | L | 99 | 13 | 0 | 0 | 2 | 3.14 | .232 | 0.91 | 7.1 | 1.3 | 10.9 | 14.1 | 11 | 5 | 5 | 1 | 2 | 17 | 0 | 6 | 0 | 0 | 0 | 0 | 0 | 1.93 |
| SU | Papelbon, J.Papelbon, Jonathan >> | 27 | 2007 | R | 92 | 11 | 0 | 1 | 1 | 0.61 | .214 | 0.82 | 3.9 | 3.9 | 8.4 | 14.2 | 6 | 5 | 1 | 0 | 6 | 13 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2.43 |
| RP | Capps, C.Capps, Carter >> | 24 | 2015 | R | 84 | 11 | 0 | 3 | 0 | 0.73 | .275 | 1.05 | 3.8 | 6.0 | 9.8 | 12.1 | 5 | 1 | 1 | 0 | 8 | 13 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 3.08 |
| RP | Treinen, B.Treinen, Blake >> | 30 | 2018 | R | 79 | 8 | 0 | 0 | 0 | 3.18 | .227 | 0.71 | 4.1 | 2.5 | 9.8 | 11.1 | 5 | 4 | 4 | 1 | 3 | 12 | 0 | 0 | 0 | 0 | 0 | 2 | 1 | 3.36 |