| SP | Heaney, A.Heaney, Andrew # >> | 28 | 2019 | L | 62 | 36 | 36 | 8 | 18 | 5.05 | .335 | 1.46 | 8.8 | 4.3 | 11.7 | 178.1 | 175 | 105 | 100 | 26 | 86 | 232 | 0 | 0 | 0 | 0 | 9 | 9 | 5 | 3.89 |
| SP | Hamels, C.Hamels, Cole >> | 36 | 2019 | L | 44 | 32 | 31 | 6 | 12 | 4.55 | .315 | 1.35 | 8.3 | 3.9 | 9.4 | 170.0 | 157 | 89 | 86 | 22 | 73 | 177 | 0 | 0 | 0 | 0 | 13 | 4 | 7 | 3.96 |
| SP | Eflin, Z.Eflin, Zach # >> | 25 | 2019 | R | 38 | 29 | 22 | 6 | 13 | 5.48 | .316 | 1.36 | 9.5 | 2.8 | 8.0 | 118.1 | 124 | 73 | 72 | 22 | 37 | 105 | 0 | 1 | 0 | 0 | 8 | 3 | 2 | 4.66 |
| RP | Neris, H.Neris, Hector >> | 30 | 2019 | R | 96 | 113 | 0 | 4 | 4 | 3.48 | .295 | 1.21 | 7.0 | 4.0 | 10.7 | 116.1 | 90 | 46 | 45 | 16 | 51 | 138 | 0 | 1 | 3 | 0 | 0 | 5 | 3 | 3.86 |
| RP | Kahnle, T.Kahnle, Tommy >> | 29 | 2019 | R | 91 | 97 | 0 | 10 | 0 | 2.63 | .286 | 1.17 | 6.1 | 4.5 | 11.0 | 92.1 | 62 | 31 | 27 | 8 | 46 | 112 | 0 | 3 | 2 | 0 | 0 | 3 | 6 | 3.29 |
| RP | Hardy, B.Hardy, Blaine >> | 32 | 2019 | L | 69 | 102 | 0 | 4 | 4 | 2.76 | .286 | 1.18 | 7.8 | 2.9 | 8.0 | 88.0 | 76 | 27 | 27 | 6 | 28 | 78 | 0 | 2 | 2 | 0 | 0 | 2 | 10 | 3.14 |
| RP | Diekman, J.Diekman, Jake >> | 32 | 2019 | L | 62 | 103 | 0 | 3 | 1 | 3.81 | .354 | 1.58 | 7.6 | 6.6 | 10.7 | 78.0 | 66 | 41 | 33 | 8 | 57 | 93 | 0 | 0 | 0 | 0 | 0 | 5 | 7 | 4.33 |
| CL | Osuna, R.Osuna, Roberto † >> | 24 | 2019 | R | 95 | 83 | 0 | 5 | 3 | 2.11 | .254 | 1.01 | 6.6 | 2.5 | 10.5 | 85.1 | 62 | 20 | 20 | 5 | 24 | 99 | 0 | 39 | 3 | 0 | 0 | 1 | 1 | 2.32 |