| SP | Brown, M.Brown, Mordecai >> | 32 | 1908 | R | 85 | 15 | 15 | 8 | 4 | 4.42 | .304 | 1.28 | 9.3 | 2.3 | 5.0 | 106.0 | 109 | 55 | 52 | 16 | 27 | 59 | 3 | 0 | 0 | 1 | 7 | 3 | 2 | 4.70 |
| SP | Hernandez, F.Hernandez, Felix >> | 28 | 2014 | R | 80 | 14 | 14 | 4 | 6 | 5.18 | .322 | 1.40 | 9.3 | 3.4 | 7.2 | 99.0 | 102 | 58 | 57 | 14 | 37 | 79 | 1 | 0 | 0 | 0 | 5 | 2 | 6 | 4.42 |
| SP | Schmidt, J.Schmidt, Jason >> | 30 | 2003 | R | 67 | 14 | 14 | 9 | 2 | 4.02 | .291 | 1.23 | 8.7 | 2.4 | 8.6 | 100.2 | 97 | 48 | 45 | 15 | 27 | 96 | 2 | 0 | 0 | 0 | 10 | 0 | 1 | 3.84 |
| RP | Jansen, K.Jansen, Kenley >> | 28 | 2016 | R | 97 | 45 | 0 | 0 | 4 | 3.80 | .301 | 1.29 | 9.2 | 2.4 | 11.2 | 45.0 | 46 | 22 | 19 | 8 | 12 | 56 | 0 | 5 | 1 | 0 | 0 | 0 | 2 | 3.62 |
| RP | Treinen, B.Treinen, Blake >> | 30 | 2018 | R | 80 | 39 | 0 | 3 | 2 | 3.99 | .339 | 1.46 | 9.2 | 4.0 | 8.1 | 38.1 | 39 | 18 | 17 | 3 | 17 | 34 | 0 | 6 | 0 | 0 | 0 | 3 | 2 | 3.82 |
| RP | Rhodes, A.Rhodes, Arthur >> | 32 | 2001 | L | 64 | 45 | 0 | 2 | 2 | 3.38 | .309 | 1.31 | 7.0 | 4.8 | 9.3 | 32.0 | 25 | 19 | 12 | 4 | 17 | 33 | 0 | 1 | 2 | 0 | 0 | 1 | 2 | 4.25 |
| RP | Russell, J.Russell, Jeff >> | 28 | 1989 | R | 57 | 24 | 0 | 3 | 0 | 6.04 | .356 | 1.66 | 9.0 | 6.1 | 10.6 | 22.1 | 22 | 19 | 15 | 4 | 15 | 26 | 0 | 2 | 2 | 0 | 0 | 0 | 2 | 5.05 |
| SP | Liriano, F.Liriano, Francisco >> | 23 | 2006 | L | 58 | 0 | 0 | 0 | 0 | - | .000 | - | - | - | - | 0.0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | - |
| SP | Reulbach, E.Reulbach, Ed >> | 24 | 1906 | R | 60 | 0 | 0 | 0 | 0 | - | .000 | - | - | - | - | 0.0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | - |
| SP | Camnitz, H.Camnitz, Howie >> | 28 | 1909 | R | 58 | 12 | 0 | 3 | 3 | 5.09 | .284 | 1.19 | 7.9 | 3.2 | 4.8 | 17.2 | 15 | 10 | 10 | 4 | 6 | 9 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 6.06 |