| SP | Kluber, C.Kluber, Corey † >> | 31 | 2017 | R | 95 | 29 | 29 | 12 | 10 | 3.56 | .279 | 1.15 | 7.2 | 3.2 | 9.3 | 217.1 | 174 | 87 | 86 | 22 | 76 | 225 | 4 | 0 | 0 | 1 | 15 | 2 | 5 | 3.32 |
| SP | Perez, P.Perez, Pascual >> | 31 | 1988 | R | 78 | 28 | 28 | 8 | 12 | 4.90 | .322 | 1.41 | 8.6 | 4.1 | 6.5 | 174.1 | 166 | 102 | 95 | 28 | 80 | 125 | 3 | 0 | 0 | 1 | 13 | 2 | 1 | 5.07 |
| SP | Strasburg, S.Strasburg, Stephen >> | 28 | 2017 | R | 66 | 28 | 28 | 7 | 12 | 5.30 | .332 | 1.44 | 8.5 | 4.5 | 9.1 | 169.2 | 160 | 100 | 100 | 29 | 85 | 171 | 0 | 0 | 0 | 0 | 12 | 8 | 4 | 4.86 |
| SP | Eldred, C.Eldred, Cal # >> | 25 | 1992 | R | 61 | 28 | 28 | 10 | 15 | 4.89 | .322 | 1.39 | 9.3 | 3.2 | 6.2 | 197.0 | 203 | 114 | 107 | 21 | 70 | 135 | 6 | 0 | 0 | 1 | 10 | 8 | 4 | 4.20 |
| RP | Uehara, K.Uehara, Koji >> | 38 | 2013 | R | 100 | 79 | 0 | 7 | 6 | 3.46 | .264 | 1.06 | 6.9 | 2.7 | 8.9 | 106.2 | 81 | 44 | 41 | 14 | 32 | 105 | 0 | 7 | 5 | 0 | 0 | 2 | 2 | 3.70 |
| RP | Wagner, B.Wagner, Billy # >> | 28 | 1999 | L | 94 | 44 | 0 | 3 | 5 | 4.89 | .340 | 1.52 | 10.0 | 3.7 | 12.1 | 46.0 | 51 | 27 | 25 | 8 | 19 | 62 | 0 | 5 | 3 | 0 | 0 | 1 | 0 | 3.87 |
| RP | Hochevar, L.Hochevar, Luke >> | 30 | 2013 | R | 74 | 27 | 0 | 0 | 4 | 10.17 | .379 | 1.79 | 13.0 | 3.6 | 11.2 | 25.2 | 36 | 29 | 29 | 12 | 10 | 31 | 0 | 2 | 0 | 0 | 0 | 1 | 2 | 8.08 |
| RP | Pagan, E.Pagan, Emilio >> | 28 | 2019 | R | 73 | 23 | 0 | 3 | 2 | 4.32 | .318 | 1.40 | 9.0 | 3.6 | 8.3 | 25.0 | 25 | 12 | 12 | 2 | 10 | 23 | 0 | 0 | 1 | 0 | 0 | 0 | 2 | 3.40 |
| SP | Weaver, J.Weaver, Jered >> | 29 | 2011 | R | 52 | 3 | 0 | 1 | 0 | 0.00 | .357 | 1.67 | 6.0 | 9.0 | 3.0 | 3.0 | 2 | 0 | 0 | 0 | 3 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5.33 |