| SP | Chesbro, J.Chesbro, Jack # >> | 30 | 1904 | R | 65 | 30 | 30 | 14 | 13 | 3.92 | .295 | 1.24 | 8.9 | 2.3 | 4.9 | 222.2 | 220 | 110 | 97 | 30 | 56 | 120 | 14 | 0 | 0 | 1 | 17 | 4 | 1 | 4.49 |
| SP | Pfiester, J.Pfiester, Jack >> | 28 | 1906 | L | 73 | 32 | 32 | 12 | 13 | 5.13 | .316 | 1.37 | 8.9 | 3.4 | 4.7 | 214.0 | 211 | 125 | 122 | 21 | 82 | 112 | 7 | 0 | 0 | 0 | 14 | 3 | 5 | 4.42 |
| RP | Saito, T.Saito, Takashi >> | 37 | 2007 | R | 91 | 89 | 0 | 7 | 3 | 3.30 | .276 | 1.12 | 7.6 | 2.6 | 8.0 | 95.1 | 80 | 38 | 35 | 8 | 27 | 84 | 0 | 6 | 4 | 0 | 0 | 2 | 0 | 3.24 |
| RP | Gallegos, G.Gallegos, Giovanny >> | 27 | 2019 | R | 82 | 61 | 0 | 6 | 4 | 6.17 | .337 | 1.51 | 10.9 | 2.8 | 8.4 | 58.1 | 70 | 40 | 40 | 13 | 18 | 54 | 0 | 7 | 4 | 0 | 0 | 1 | 4 | 5.03 |
| RP | Balfour, G.Balfour, Grant >> | 31 | 2008 | R | 74 | 31 | 0 | 0 | 3 | 5.08 | .410 | 2.05 | 10.9 | 7.7 | 10.0 | 28.1 | 34 | 17 | 16 | 2 | 24 | 31 | 0 | 3 | 0 | 0 | 0 | 1 | 1 | 4.39 |
| SU | Chapman, A.Chapman, Aroldis >> | 26 | 2014 | L | 93 | 56 | 0 | 2 | 3 | 4.52 | .353 | 1.61 | 8.0 | 6.6 | 9.3 | 61.2 | 54 | 32 | 31 | 6 | 45 | 63 | 0 | 9 | 5 | 0 | 0 | 2 | 2 | 4.52 |
| SP | Arrieta, J.Arrieta, Jake >> | 29 | 2015 | R | 93 | 34 | 14 | 10 | 5 | 4.25 | .313 | 1.36 | 8.5 | 3.7 | 7.9 | 167.1 | 158 | 85 | 79 | 21 | 69 | 146 | 3 | 0 | 0 | 0 | 9 | 2 | 5 | 4.16 |