| SP | Scherzer, M.Scherzer, Max # >> | 35 | 2019 | R | 94 | 6 | 6 | 0 | 5 | 4.83 | .281 | 1.12 | 8.1 | 2.0 | 11.9 | 41.0 | 37 | 22 | 22 | 7 | 9 | 54 | 1 | 0 | 0 | 0 | 2 | 2 | 0 | 3.39 |
| SP | Peacock, B.Peacock, Brad >> | 31 | 2019 | R | 78 | 6 | 6 | 0 | 2 | 7.91 | .408 | 2.07 | 14.2 | 4.7 | 12.8 | 19.1 | 30 | 17 | 17 | 8 | 10 | 27 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.21 |
| SP | Bassitt, C.Bassitt, Chris >> | 30 | 2019 | R | 75 | 6 | 6 | 2 | 4 | 9.24 | .402 | 2.01 | 13.7 | 4.7 | 7.2 | 25.1 | 38 | 26 | 26 | 4 | 13 | 20 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 5.04 |
| SP | Paxton, J.Paxton, James >> | 30 | 2019 | L | 61 | 5 | 5 | 2 | 2 | 6.84 | .336 | 1.48 | 9.4 | 4.0 | 10.8 | 25.0 | 26 | 19 | 19 | 7 | 11 | 30 | 0 | 0 | 0 | 0 | 1 | 1 | 1 | 5.68 |
| SP | Marquez, G.Marquez, German >> | 24 | 2019 | R | 61 | 6 | 6 | 1 | 5 | 5.12 | .297 | 1.24 | 9.5 | 1.9 | 10.9 | 38.2 | 40 | 23 | 22 | 9 | 8 | 46 | 0 | 0 | 0 | 0 | 2 | 1 | 0 | 4.37 |
| RP | Garcia, Y.Garcia, Yimi >> | 28 | 2019 | R | 96 | 15 | 0 | 3 | 1 | 5.57 | .323 | 1.43 | 9.0 | 3.9 | 15.9 | 21.0 | 21 | 13 | 13 | 4 | 9 | 37 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 3.24 |
| RP | Jansen, K.Jansen, Kenley >> | 31 | 2019 | R | 78 | 14 | 0 | 0 | 0 | 3.54 | .282 | 1.18 | 7.7 | 3.2 | 11.3 | 20.1 | 17 | 8 | 8 | 5 | 7 | 25 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 4.80 |
| RP | Stammen, C.Stammen, Craig >> | 35 | 2019 | R | 52 | 13 | 0 | 0 | 0 | 3.86 | .319 | 1.41 | 11.3 | 1.7 | 10.1 | 16.1 | 20 | 7 | 7 | 1 | 3 | 18 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2.13 |
| RP | Diekman, J.Diekman, Jake >> | 32 | 2019 | L | 44 | 11 | 0 | 0 | 1 | 3.18 | .346 | 1.59 | 8.2 | 6.5 | 13.1 | 11.1 | 10 | 5 | 4 | 2 | 8 | 16 | 0 | 2 | 1 | 0 | 0 | 0 | 0 | 4.64 |
| SP | Tanaka, M.Tanaka, Masahiro >> | 30 | 2019 | R | 50 | 8 | 0 | 0 | 1 | 7.11 | .397 | 1.97 | 12.0 | 6.8 | 9.8 | 12.2 | 16 | 10 | 10 | 4 | 9 | 13 | 0 | 1 | 0 | 0 | 0 | 0 | 1 | 7.42 |