| SP | Scherzer, M.Scherzer, Max >> | 35 | 2019 | R | 94 | 11 | 11 | 3 | 6 | 4.18 | .285 | 1.14 | 8.5 | 1.8 | 11.0 | 71.0 | 67 | 33 | 33 | 13 | 14 | 87 | 0 | 0 | 0 | 0 | 6 | 4 | 0 | 3.69 |
| SP | Bassitt, C.Bassitt, Chris >> | 30 | 2019 | R | 75 | 11 | 11 | 2 | 6 | 6.62 | .318 | 1.40 | 9.8 | 2.7 | 9.0 | 53.0 | 58 | 39 | 39 | 18 | 16 | 53 | 0 | 0 | 0 | 0 | 3 | 0 | 0 | 6.32 |
| SP | Berrios, J.Berrios, Jose # >> | 25 | 2019 | R | 60 | 11 | 11 | 4 | 4 | 4.91 | .308 | 1.29 | 8.7 | 2.9 | 8.7 | 66.0 | 64 | 36 | 36 | 17 | 21 | 64 | 0 | 0 | 0 | 0 | 6 | 3 | 0 | 5.50 |
| RP | Garcia, Y.Garcia, Yimi >> | 28 | 2019 | R | 96 | 31 | 0 | 1 | 2 | 2.53 | .264 | 1.05 | 7.9 | 1.7 | 9.9 | 42.2 | 37 | 13 | 12 | 5 | 8 | 46 | 0 | 1 | 2 | 0 | 0 | 1 | 0 | 3.00 |
| RP | Stammen, C.Stammen, Craig >> | 35 | 2019 | R | 52 | 22 | 0 | 2 | 2 | 5.68 | .361 | 1.70 | 12.6 | 2.9 | 7.6 | 25.1 | 35 | 16 | 16 | 6 | 8 | 21 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 5.40 |
| RP | Diekman, J.Diekman, Jake >> | 32 | 2019 | L | 44 | 21 | 0 | 1 | 0 | 3.13 | .266 | 1.09 | 6.3 | 3.5 | 10.6 | 23.0 | 16 | 8 | 8 | 2 | 9 | 27 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 2.96 |
| SP | Tanaka, M.Tanaka, Masahiro >> | 30 | 2019 | R | 50 | 14 | 0 | 3 | 2 | 4.39 | .360 | 1.69 | 11.4 | 4.2 | 9.3 | 26.2 | 33 | 18 | 13 | 5 | 12 | 27 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 4.81 |