| SP | Schupp, F.Schupp, Ferdie >> | 25 | 1916 | L | 96 | 11 | 11 | 4 | 1 | 3.81 | .280 | 1.15 | 6.6 | 3.8 | 4.7 | 59.0 | 43 | 26 | 25 | 5 | 25 | 31 | 0 | 0 | 0 | 0 | 3 | 1 | 3 | 4.37 |
| SP | Caldwell, R.Caldwell, Ray >> | 26 | 1914 | R | 60 | 10 | 10 | 4 | 4 | 4.25 | .304 | 1.31 | 9.1 | 2.8 | 3.9 | 65.2 | 66 | 36 | 31 | 10 | 20 | 28 | 1 | 0 | 0 | 0 | 5 | 0 | 1 | 5.06 |
| SP | Driscoll, D.Driscoll, Denny >> | 27 | 1882 | L | 62 | 10 | 9 | 5 | 4 | 5.83 | .340 | 1.42 | 11.3 | 1.6 | 3.4 | 63.1 | 79 | 44 | 41 | 5 | 11 | 24 | 0 | 0 | 1 | 0 | 3 | 8 | 0 | 4.17 |
| SP | Perry, G.Perry, Gaylord >> | 34 | 1972 | R | 48 | 7 | 7 | 3 | 4 | 7.30 | .330 | 1.45 | 10.8 | 2.5 | 4.3 | 40.2 | 48 | 34 | 33 | 8 | 11 | 19 | 1 | 0 | 0 | 0 | 1 | 1 | 0 | 5.55 |
| SU | Boxberger, B.Boxberger, Brad >> | 26 | 2014 | R | 82 | 21 | 0 | 0 | 2 | 5.31 | .299 | 1.23 | 7.2 | 4.1 | 9.9 | 20.1 | 16 | 12 | 12 | 1 | 9 | 22 | 0 | 0 | 2 | 0 | 0 | 1 | 0 | 2.95 |
| RP | Hoffman, T.Hoffman, Trevor >> | 31 | 1998 | R | 73 | 21 | 0 | 2 | 1 | 3.54 | .328 | 1.46 | 6.8 | 6.4 | 6.1 | 28.0 | 21 | 11 | 11 | 1 | 20 | 19 | 0 | 0 | 1 | 0 | 0 | 0 | 3 | 4.25 |
| RP | McHugh, C.McHugh, Collin >> | 31 | 2018 | R | 58 | 27 | 0 | 0 | 0 | 5.60 | .344 | 1.54 | 10.0 | 4.0 | 7.3 | 27.1 | 30 | 17 | 17 | 6 | 12 | 22 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 5.70 |
| RP | Smoltz, J.Smoltz, John >> | 36 | 2003 | R | 45 | 13 | 0 | 0 | 0 | 1.93 | .263 | 1.07 | 5.1 | 4.5 | 3.2 | 14.0 | 8 | 3 | 3 | 1 | 7 | 5 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 4.71 |
| CL | Wagner, B.Wagner, Billy >> | 28 | 1999 | L | 94 | 22 | 0 | 2 | 2 | 2.52 | .235 | 0.92 | 4.3 | 4.0 | 8.6 | 25.0 | 12 | 7 | 7 | 2 | 11 | 24 | 0 | 10 | 1 | 0 | 0 | 0 | 0 | 3.44 |