| SP | Flaherty, J.Flaherty, Jack $ >> | 23 | 2019 | R | 98 | 13 | 13 | 6 | 3 | 4.52 | .311 | 1.32 | 8.2 | 3.9 | 10.8 | 65.2 | 59 | 33 | 33 | 14 | 28 | 78 | 0 | 0 | 0 | 0 | 6 | 2 | 2 | 4.78 |
| SP | Morton, C.Morton, Charlie $$ >> | 36 | 2019 | R | 91 | 13 | 12 | 1 | 5 | 6.49 | .364 | 1.62 | 12.0 | 2.6 | 11.3 | 51.1 | 68 | 37 | 37 | 12 | 15 | 64 | 0 | 0 | 1 | 0 | 1 | 5 | 1 | 4.73 |
| SP | Castillo, L.Castillo, Luis >> | 26 | 2019 | R | 87 | 11 | 11 | 5 | 2 | 4.58 | .310 | 1.35 | 7.9 | 4.3 | 9.8 | 57.0 | 50 | 31 | 29 | 9 | 27 | 62 | 0 | 0 | 0 | 0 | 5 | 0 | 3 | 4.30 |
| SP | Corbin, P.Corbin, Patrick $$ >> | 29 | 2019 | L | 82 | 12 | 12 | 3 | 4 | 4.24 | .285 | 1.20 | 8.0 | 2.8 | 10.3 | 74.1 | 66 | 35 | 35 | 15 | 23 | 85 | 0 | 0 | 0 | 0 | 6 | 0 | 1 | 4.27 |
| SP | Bassitt, C.Bassitt, Chris # >> | 30 | 2019 | R | 75 | 11 | 9 | 2 | 4 | 5.63 | .329 | 1.36 | 9.8 | 2.5 | 7.4 | 46.1 | 50 | 30 | 29 | 8 | 13 | 38 | 0 | 1 | 0 | 0 | 3 | 5 | 0 | 4.78 |
| CL | Gallegos, G.Gallegos, Giovanny $$ >> | 27 | 2019 | R | 100 | 30 | 0 | 1 | 1 | 4.40 | .292 | 1.21 | 6.6 | 4.5 | 11.1 | 30.2 | 22 | 15 | 15 | 4 | 15 | 37 | 0 | 14 | 1 | 0 | 0 | 1 | 2 | 3.87 |
| RP | Stephenson, R.Stephenson, Robert >> | 26 | 2019 | R | 86 | 32 | 0 | 3 | 3 | 4.46 | .288 | 1.16 | 6.5 | 4.0 | 13.8 | 36.1 | 26 | 18 | 18 | 4 | 16 | 55 | 0 | 0 | 3 | 0 | 0 | 2 | 0 | 2.89 |
| RP | Oberg, S.Oberg, Scott $ >> | 29 | 2019 | R | 79 | 25 | 0 | 3 | 0 | 4.30 | .338 | 1.43 | 9.0 | 4.0 | 12.4 | 29.1 | 29 | 14 | 14 | 5 | 13 | 40 | 0 | 0 | 0 | 0 | 0 | 3 | 0 | 4.14 |
| RP | Jansen, K.Jansen, Kenley >> | 31 | 2019 | R | 78 | 24 | 0 | 2 | 0 | 3.81 | .248 | 0.99 | 7.1 | 1.9 | 13.2 | 28.1 | 22 | 12 | 12 | 5 | 6 | 41 | 0 | 3 | 0 | 0 | 0 | 0 | 2 | 3.04 |
| RP | Wittgren, N.Wittgren, Nick >> | 28 | 2019 | R | 73 | 26 | 0 | 2 | 0 | 1.78 | .173 | 0.63 | 3.9 | 1.8 | 12.0 | 30.1 | 13 | 6 | 6 | 6 | 6 | 40 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 3.53 |
| SP | Odorizzi, J.Odorizzi, Jake >> | 29 | 2019 | R | 74 | 14 | 1 | 3 | 3 | 7.87 | .379 | 1.79 | 11.2 | 5.0 | 12.4 | 50.1 | 62 | 45 | 44 | 14 | 28 | 69 | 0 | 0 | 0 | 0 | 0 | 2 | 3 | 5.68 |