| SP | deGrom, J.deGrom, Jacob $$ >> | 33 | 2021 | R | 100 | 36 | 36 | 17 | 7 | 3.31 | .264 | 1.05 | 7.3 | 2.1 | 9.5 | 239.1 | 195 | 90 | 88 | 26 | 56 | 251 | 0 | 0 | 0 | 0 | 24 | 7 | 0 | 3.10 |
| SP | Cole, G.Cole, Gerrit $$ >> | 28 | 2019 | R | 92 | 35 | 35 | 8 | 14 | 6.24 | .337 | 1.51 | 10.1 | 3.5 | 9.2 | 200.1 | 225 | 141 | 139 | 41 | 78 | 204 | 0 | 0 | 0 | 0 | 12 | 3 | 6 | 4.84 |
| SP | Marichal, J.Marichal, Juan >> | 29 | 1966 | R | 77 | 31 | 31 | 13 | 13 | 4.27 | .316 | 1.35 | 9.3 | 2.8 | 4.8 | 240.1 | 249 | 118 | 114 | 28 | 75 | 129 | 12 | 0 | 0 | 0 | 14 | 9 | 5 | 4.49 |
| CL | Jansen, K.Jansen, Kenley † >> | 28 | 2016 | R | 97 | 65 | 0 | 6 | 6 | 3.23 | .282 | 1.13 | 7.3 | 3.0 | 8.5 | 69.2 | 56 | 26 | 25 | 5 | 23 | 65 | 0 | 35 | 5 | 0 | 0 | 3 | 1 | 3.19 |
| RP | Papelbon, J.Papelbon, Jonathan >> | 27 | 2007 | R | 92 | 83 | 0 | 3 | 1 | 3.10 | .274 | 1.11 | 7.0 | 3.1 | 10.0 | 101.2 | 78 | 35 | 35 | 9 | 35 | 112 | 0 | 5 | 5 | 0 | 0 | 2 | 0 | 3.04 |
| RP | Gossage, R.Gossage, Rich >> | 30 | 1981 | R | 90 | 63 | 0 | 8 | 1 | 3.60 | .328 | 1.44 | 8.2 | 4.7 | 9.5 | 80.0 | 73 | 32 | 32 | 10 | 42 | 84 | 0 | 4 | 2 | 0 | 0 | 2 | 1 | 4.18 |
| RP | Treinen, B.Treinen, Blake >> | 30 | 2018 | R | 80 | 40 | 0 | 1 | 1 | 4.31 | .312 | 1.36 | 7.8 | 4.6 | 8.3 | 39.2 | 34 | 20 | 19 | 2 | 20 | 36 | 0 | 0 | 1 | 0 | 0 | 0 | 3 | 3.36 |
| SU | Hoffman, T.Hoffman, Trevor >> | 31 | 1998 | R | 75 | 57 | 0 | 3 | 4 | 4.52 | .305 | 1.30 | 7.4 | 4.4 | 7.3 | 63.2 | 52 | 33 | 32 | 6 | 31 | 51 | 0 | 5 | 9 | 0 | 0 | 1 | 3 | 4.14 |