| SP | Lamet, D.Lamet, Dinelson >> | 27 | 2020 | R | 100 | 17 | 17 | 4 | 7 | 3.20 | .262 | 1.00 | 6.0 | 3.0 | 11.5 | 107.0 | 71 | 39 | 38 | 13 | 36 | 137 | 0 | 0 | 0 | 0 | 12 | 7 | 3 | 3.22 |
| SP | Flaherty, J.Flaherty, Jack >> | 24 | 2020 | R | 64 | 16 | 16 | 2 | 8 | 5.21 | .333 | 1.47 | 9.5 | 3.8 | 10.3 | 76.0 | 80 | 44 | 44 | 17 | 32 | 87 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 4.96 |
| RP | Duffey, T.Duffey, Tyler >> | 29 | 2020 | R | 96 | 45 | 0 | 3 | 3 | 3.48 | .319 | 1.39 | 7.5 | 4.9 | 10.7 | 62.0 | 52 | 26 | 24 | 9 | 34 | 74 | 0 | 0 | 2 | 0 | 0 | 1 | 0 | 4.19 |
| RP | Clippard, T.Clippard, Tyler >> | 35 | 2020 | R | 80 | 40 | 0 | 8 | 1 | 2.86 | .287 | 1.17 | 7.9 | 2.7 | 10.3 | 63.0 | 55 | 20 | 20 | 11 | 19 | 72 | 0 | 0 | 4 | 0 | 0 | 2 | 1 | 3.98 |
| RP | Peralta, F.Peralta, Freddy >> | 24 | 2020 | R | 64 | 43 | 0 | 6 | 5 | 3.70 | .327 | 1.42 | 7.3 | 5.6 | 10.7 | 58.1 | 47 | 25 | 24 | 6 | 36 | 69 | 0 | 10 | 2 | 0 | 0 | 2 | 2 | 3.93 |
| RP | Hudson, D.Hudson, Daniel >> | 33 | 2020 | R | 56 | 21 | 0 | 0 | 0 | 0.68 | .240 | 0.95 | 4.8 | 3.8 | 12.5 | 26.1 | 14 | 2 | 2 | 1 | 11 | 36 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 2.00 |