| SP | Waddell, R.Waddell, Rube >> | 26 | 1902 | L | 97 | 29 | 29 | 12 | 14 | 4.52 | .314 | 1.34 | 9.1 | 3.0 | 5.7 | 197.1 | 200 | 106 | 99 | 21 | 65 | 125 | 12 | 0 | 0 | 1 | 16 | 6 | 6 | 4.20 |
| SP | Sadecki, R.Sadecki, Ray >> | 27 | 1967 | L | 86 | 28 | 28 | 7 | 11 | 5.20 | .334 | 1.48 | 10.7 | 2.7 | 5.3 | 150.2 | 178 | 90 | 87 | 17 | 45 | 88 | 0 | 0 | 0 | 0 | 8 | 4 | 4 | 4.28 |
| SP | Brecheen, H.Brecheen, Harry † # >> | 32 | 1946 | L | 70 | 27 | 27 | 11 | 7 | 3.16 | .298 | 1.25 | 8.5 | 2.8 | 5.3 | 185.0 | 174 | 68 | 65 | 12 | 57 | 109 | 4 | 0 | 0 | 2 | 18 | 5 | 3 | 3.67 |
| RP | Rivera, M.Rivera, Mariano >> | 40 | 2009 | R | 97 | 82 | 0 | 1 | 0 | 4.80 | .318 | 1.38 | 9.8 | 2.7 | 8.5 | 54.1 | 59 | 29 | 29 | 4 | 16 | 51 | 0 | 4 | 1 | 0 | 0 | 1 | 0 | 3.02 |
| RP | Padilla, J.Padilla, Juan † >> | 28 | 2005 | R | 87 | 54 | 0 | 6 | 2 | 2.81 | .297 | 1.27 | 9.2 | 2.3 | 4.2 | 51.1 | 52 | 17 | 16 | 1 | 13 | 24 | 0 | 8 | 0 | 0 | 0 | 0 | 0 | 3.08 |
| RP | Howell, J.Howell, J.P. # >> | 25 | 2008 | L | 85 | 80 | 0 | 2 | 4 | 4.47 | .296 | 1.26 | 7.2 | 4.3 | 9.6 | 44.1 | 35 | 25 | 22 | 4 | 21 | 47 | 0 | 4 | 2 | 0 | 0 | 0 | 5 | 3.48 |
| RP | Cishek, S.Cishek, Steven >> | 27 | 2013 | R | 78 | 31 | 0 | 3 | 3 | 2.93 | .240 | 0.95 | 6.6 | 2.1 | 7.8 | 30.2 | 22 | 11 | 10 | 3 | 7 | 26 | 0 | 6 | 0 | 0 | 0 | 0 | 0 | 3.27 |
| RP | Russell, J.Russell, Jeff >> | 32 | 1993 | R | 65 | 18 | 0 | 1 | 1 | 2.04 | .293 | 1.19 | 7.9 | 3.2 | 5.3 | 17.2 | 15 | 4 | 4 | 1 | 6 | 10 | 0 | 2 | 0 | 0 | 0 | 1 | 2 | 3.82 |
| RP | Scherman, F.Scherman, Fred >> | 26 | 1970 | L | 50 | 59 | 0 | 2 | 2 | 3.53 | .316 | 1.34 | 7.5 | 4.6 | 6.5 | 43.1 | 36 | 19 | 17 | 4 | 22 | 31 | 0 | 3 | 2 | 0 | 0 | 2 | 4 | 4.44 |
| SP | Patten, C.Patten, Case >> | 31 | 1905 | L | 50 | 26 | 0 | 2 | 1 | 5.18 | .369 | 1.73 | 11.6 | 4.0 | 4.7 | 97.1 | 125 | 60 | 56 | 12 | 43 | 51 | 0 | 0 | 0 | 0 | 0 | 3 | 1 | 4.98 |