| SP | Johnson, W.Johnson, Walter >> | 26 | 1913 | R | 95 | 19 | 19 | 10 | 6 | 3.33 | .270 | 1.09 | 7.8 | 2.1 | 4.6 | 140.2 | 121 | 58 | 52 | 11 | 33 | 72 | 1 | 0 | 0 | 0 | 11 | 2 | 1 | 3.74 |
| SP | Kluber, C.Kluber, Corey >> | 31 | 2017 | R | 89 | 18 | 18 | 4 | 9 | 4.90 | .308 | 1.32 | 8.7 | 3.2 | 9.4 | 117.2 | 113 | 67 | 64 | 15 | 42 | 122 | 1 | 0 | 0 | 0 | 9 | 2 | 3 | 3.71 |
| SP | McLain, D.McLain, Denny >> | 24 | 1968 | R | 78 | 17 | 17 | 10 | 4 | 4.30 | .293 | 1.21 | 8.0 | 3.0 | 6.0 | 121.1 | 107 | 62 | 58 | 15 | 40 | 80 | 5 | 0 | 0 | 1 | 8 | 4 | 3 | 4.38 |
| CL | Gagne, E.Gagne, Eric † >> | 27 | 2003 | R | 98 | 40 | 0 | 5 | 3 | 2.84 | .257 | 1.02 | 5.9 | 3.3 | 9.6 | 44.1 | 29 | 15 | 14 | 2 | 16 | 47 | 0 | 21 | 2 | 0 | 0 | 1 | 0 | 2.61 |
| RP | Capps, C.Capps, Carter >> | 24 | 2015 | R | 84 | 29 | 0 | 1 | 1 | 3.38 | .294 | 1.25 | 8.2 | 3.1 | 9.8 | 32.0 | 29 | 12 | 12 | 4 | 11 | 35 | 0 | 3 | 0 | 0 | 0 | 0 | 2 | 3.47 |
| RP | Pagan, E.Pagan, Emilio >> | 28 | 2019 | R | 77 | 24 | 0 | 2 | 1 | 2.78 | .227 | 0.88 | 5.7 | 2.5 | 11.0 | 22.2 | 14 | 7 | 7 | 3 | 6 | 27 | 0 | 0 | 1 | 0 | 0 | 0 | 1 | 3.14 |