| SP | Scherzer, M.Scherzer, Max >> | 33 | 2017 | R | 95 | 29 | 29 | 7 | 13 | 4.54 | .300 | 1.27 | 7.4 | 4.0 | 9.1 | 172.1 | 142 | 91 | 87 | 19 | 77 | 173 | 2 | 0 | 0 | 0 | 15 | 3 | 1 | 3.82 |
| SP | Alexander, P.Alexander, Pete >> | 28 | 1915 | R | 88 | 28 | 28 | 10 | 9 | 4.14 | .300 | 1.25 | 8.7 | 2.5 | 4.9 | 200.0 | 194 | 95 | 92 | 16 | 55 | 108 | 11 | 0 | 0 | 3 | 12 | 8 | 3 | 3.91 |
| SP | Cicotte, E.Cicotte, Eddie >> | 33 | 1917 | R | 74 | 28 | 28 | 9 | 11 | 5.55 | .333 | 1.45 | 9.7 | 3.4 | 4.9 | 173.2 | 186 | 111 | 107 | 17 | 66 | 95 | 5 | 0 | 0 | 1 | 12 | 8 | 1 | 4.46 |
| SP | Schmidt, J.Schmidt, Jason >> | 30 | 2003 | R | 67 | 30 | 27 | 8 | 16 | 5.96 | .351 | 1.57 | 10.7 | 3.6 | 8.2 | 167.2 | 198 | 117 | 111 | 31 | 66 | 152 | 0 | 1 | 0 | 0 | 9 | 8 | 8 | 4.92 |
| RP | Hader, J.Hader, Josh † >> | 24 | 2018 | L | 93 | 73 | 0 | 10 | 6 | 2.54 | .286 | 1.20 | 6.6 | 4.2 | 8.3 | 113.1 | 83 | 36 | 32 | 8 | 53 | 104 | 0 | 4 | 5 | 0 | 0 | 0 | 0 | 3.49 |
| RP | Saito, T.Saito, Takashi >> | 37 | 2007 | R | 91 | 57 | 0 | 2 | 2 | 4.72 | .303 | 1.29 | 8.0 | 3.6 | 9.0 | 74.1 | 66 | 42 | 39 | 13 | 30 | 74 | 0 | 3 | 1 | 0 | 0 | 1 | 0 | 4.54 |
| RP | Gallegos, G.Gallegos, Giovanny >> | 27 | 2019 | R | 81 | 49 | 0 | 0 | 6 | 3.90 | .302 | 1.30 | 9.0 | 2.7 | 6.9 | 60.0 | 60 | 27 | 26 | 8 | 18 | 46 | 0 | 3 | 1 | 0 | 0 | 0 | 3 | 4.10 |
| RP | Zimmerman, J.Zimmerman, Jeff >> | 27 | 1999 | R | 70 | 40 | 0 | 2 | 2 | 2.66 | .269 | 1.09 | 5.9 | 4.0 | 6.5 | 50.2 | 33 | 16 | 15 | 3 | 22 | 36 | 0 | 3 | 0 | 0 | 0 | 1 | 0 | 3.72 |