| SP | Kershaw, C.Kershaw, Clayton >> | 31 | 2019 | L | 93 | 35 | 35 | 12 | 12 | 4.13 | .301 | 1.27 | 8.8 | 2.7 | 9.0 | 222.1 | 216 | 110 | 102 | 23 | 67 | 222 | 0 | 0 | 0 | 0 | 19 | 4 | 6 | 3.31 |
| SP | Buehler, W.Buehler, Walker >> | 24 | 2019 | R | 89 | 35 | 34 | 14 | 11 | 4.62 | .309 | 1.32 | 9.1 | 2.8 | 9.6 | 210.1 | 212 | 111 | 108 | 17 | 66 | 223 | 0 | 0 | 0 | 0 | 18 | 4 | 5 | 2.93 |
| SP | Valdez, I.Valdez, Ismael >> | 22 | 1995 | R | 73 | 5 | 0 | 1 | 2 | 7.20 | .375 | 1.73 | 10.8 | 4.8 | 4.8 | 15.0 | 18 | 12 | 12 | 5 | 8 | 8 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 8.07 |
| CL | Gagne, E.Gagne, Eric † >> | 28 | 2004 | R | 92 | 70 | 0 | 6 | 4 | 2.49 | .232 | 0.88 | 5.8 | 2.1 | 9.5 | 76.0 | 49 | 23 | 21 | 7 | 18 | 80 | 0 | 43 | 4 | 0 | 0 | 2 | 1 | 2.88 |
| RP | Jansen, K.Jansen, Kenley >> | 31 | 2019 | R | 68 | 99 | 0 | 5 | 2 | 3.63 | .291 | 1.19 | 8.0 | 2.8 | 9.8 | 96.2 | 85 | 43 | 39 | 11 | 30 | 105 | 0 | 2 | 2 | 0 | 0 | 4 | 1 | 3.36 |
| RP | Mota, G.Mota, Guillermo >> | 31 | 2004 | R | 42 | 66 | 0 | 4 | 2 | 3.55 | .280 | 1.14 | 7.4 | 3.1 | 8.5 | 50.2 | 41 | 20 | 20 | 8 | 17 | 47 | 0 | 1 | 4 | 0 | 0 | 1 | 0 | 4.28 |
| RP | Stripling, R.Stripling, Ross >> | 29 | 2019 | R | 36 | 35 | 0 | 4 | 3 | 3.78 | .288 | 1.22 | 8.7 | 2.3 | 8.6 | 66.2 | 64 | 29 | 28 | 11 | 17 | 63 | 0 | 3 | 1 | 0 | 0 | 0 | 3 | 4.03 |