| SP | Pfiester, J.Pfiester, Jack # >> | 28 | 1906 | L | 73 | 32 | 32 | 14 | 15 | 4.38 | .319 | 1.39 | 9.3 | 3.3 | 3.9 | 232.1 | 239 | 125 | 113 | 22 | 85 | 101 | 11 | 0 | 0 | 1 | 15 | 3 | 8 | 4.50 |
| SP | Coveleski, S.Coveleski, Stan >> | 28 | 1917 | R | 62 | 31 | 31 | 12 | 12 | 5.48 | .335 | 1.50 | 9.2 | 4.4 | 4.4 | 175.2 | 178 | 110 | 107 | 14 | 86 | 86 | 1 | 0 | 0 | 0 | 15 | 2 | 4 | 4.57 |
| SP | Liriano, F.Liriano, Francisco >> | 23 | 2006 | L | 58 | 31 | 29 | 4 | 10 | 7.49 | .363 | 1.66 | 11.2 | 3.8 | 6.6 | 115.1 | 143 | 97 | 96 | 18 | 49 | 84 | 0 | 0 | 0 | 0 | 0 | 5 | 6 | 4.98 |
| RP | Feliz, N.Feliz, Neftali >> | 21 | 2009 | R | 97 | 82 | 0 | 6 | 4 | 3.79 | .270 | 1.10 | 6.3 | 3.6 | 8.3 | 142.1 | 100 | 64 | 60 | 17 | 57 | 131 | 0 | 6 | 6 | 0 | 0 | 1 | 0 | 3.94 |
| RP | Betancourt, R.Betancourt, Rafael † >> | 32 | 2007 | R | 76 | 82 | 0 | 8 | 1 | 2.93 | .283 | 1.15 | 8.5 | 1.9 | 8.1 | 116.2 | 109 | 43 | 38 | 11 | 25 | 104 | 0 | 7 | 3 | 0 | 0 | 4 | 0 | 3.19 |
| RP | Russell, J.Russell, Jeff >> | 28 | 1989 | R | 56 | 62 | 0 | 6 | 4 | 3.74 | .315 | 1.35 | 8.0 | 4.3 | 7.9 | 74.2 | 66 | 32 | 31 | 11 | 35 | 65 | 0 | 4 | 2 | 0 | 0 | 2 | 3 | 4.68 |