| SP | Kluber, C.Kluber, Corey # >> | 31 | 2017 | R | 89 | 9 | 9 | 3 | 3 | 6.04 | .344 | 1.53 | 10.1 | 3.8 | 5.9 | 47.2 | 53 | 34 | 32 | 9 | 20 | 31 | 1 | 0 | 0 | 0 | 4 | 2 | 2 | 5.57 |
| SP | Maddux, G.Maddux, Greg >> | 29 | 1995 | R | 89 | 9 | 9 | 4 | 2 | 4.07 | .288 | 1.21 | 8.3 | 2.6 | 4.9 | 55.1 | 51 | 26 | 25 | 5 | 16 | 30 | 1 | 0 | 0 | 0 | 5 | 0 | 2 | 3.96 |
| SP | Alexander, P.Alexander, Pete >> | 28 | 1915 | R | 88 | 9 | 9 | 5 | 3 | 4.37 | .294 | 1.25 | 9.2 | 2.2 | 4.7 | 57.2 | 58 | 30 | 28 | 9 | 14 | 30 | 2 | 0 | 0 | 0 | 5 | 0 | 2 | 4.74 |
| SP | Mathewson, C.Mathewson, Christy >> | 28 | 1908 | R | 82 | 9 | 9 | 7 | 1 | 3.17 | .279 | 1.12 | 8.2 | 1.9 | 4.4 | 65.1 | 59 | 25 | 23 | 3 | 14 | 32 | 3 | 0 | 0 | 1 | 6 | 3 | 1 | 3.40 |
| CL | Boxberger, B.Boxberger, Brad >> | 26 | 2014 | R | 83 | 18 | 0 | 0 | 1 | 7.31 | .342 | 1.56 | 9.0 | 5.1 | 7.9 | 16.0 | 16 | 13 | 13 | 4 | 9 | 14 | 0 | 10 | 2 | 0 | 0 | 0 | 1 | 6.19 |
| RP | Treinen, B.Treinen, Blake >> | 30 | 2018 | R | 79 | 23 | 0 | 2 | 0 | 4.08 | .293 | 1.25 | 7.9 | 3.7 | 11.6 | 17.2 | 15 | 8 | 8 | 3 | 7 | 22 | 0 | 1 | 2 | 0 | 0 | 0 | 0 | 3.94 |
| RP | Hochevar, L.Hochevar, Luke >> | 30 | 2013 | R | 77 | 14 | 0 | 2 | 1 | 2.51 | .157 | 0.56 | 4.5 | 0.6 | 11.6 | 14.1 | 7 | 4 | 4 | 0 | 1 | 18 | 0 | 2 | 1 | 0 | 0 | 0 | 0 | 0.64 |
| RP | Hoffman, T.Hoffman, Trevor >> | 31 | 1998 | R | 75 | 8 | 0 | 1 | 0 | 2.25 | .294 | 1.25 | 7.9 | 3.4 | 9.0 | 8.0 | 7 | 2 | 2 | 0 | 3 | 8 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2.13 |
| RP | Rhodes, A.Rhodes, Arthur >> | 32 | 2001 | L | 65 | 27 | 0 | 2 | 0 | 2.95 | .286 | 1.20 | 7.5 | 3.5 | 9.5 | 18.1 | 15 | 6 | 6 | 1 | 7 | 19 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 2.78 |
| SP | Chesbro, J.Chesbro, Jack >> | 30 | 1904 | R | 65 | 7 | 0 | 0 | 1 | 6.11 | .323 | 1.43 | 8.4 | 4.5 | 3.2 | 28.0 | 26 | 20 | 19 | 7 | 14 | 10 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.04 |