| SP | Martinez, P.Martinez, Pedro † >> | 29 | 2000 | R | 100 | 21 | 21 | 11 | 5 | 3.37 | .282 | 1.15 | 8.0 | 2.4 | 8.8 | 160.1 | 142 | 62 | 60 | 13 | 42 | 156 | 6 | 0 | 0 | 1 | 15 | 5 | 1 | 2.99 |
| SP | Bender, C.Bender, Chief # >> | 26 | 1910 | R | 72 | 20 | 20 | 7 | 9 | 4.32 | .311 | 1.35 | 9.8 | 2.3 | 5.1 | 160.1 | 175 | 85 | 77 | 14 | 41 | 90 | 7 | 0 | 0 | 0 | 9 | 1 | 5 | 3.80 |
| SP | Krause, H.Krause, Harry >> | 21 | 1909 | L | 72 | 19 | 19 | 11 | 4 | 4.33 | .306 | 1.32 | 9.5 | 2.4 | 5.0 | 129.0 | 136 | 63 | 62 | 12 | 34 | 72 | 1 | 0 | 0 | 0 | 11 | 1 | 0 | 3.91 |
| SP | Caldwell, R.Caldwell, Ray >> | 26 | 1914 | R | 64 | 19 | 19 | 7 | 8 | 4.71 | .319 | 1.38 | 9.4 | 3.1 | 4.1 | 124.1 | 129 | 66 | 65 | 9 | 43 | 56 | 1 | 0 | 0 | 0 | 10 | 3 | 1 | 4.15 |
| RP | Rivera, M.Rivera, Mariano >> | 39 | 2008 | R | 85 | 43 | 0 | 5 | 1 | 3.63 | .275 | 1.12 | 8.1 | 2.1 | 6.6 | 57.0 | 51 | 23 | 23 | 9 | 13 | 42 | 0 | 8 | 4 | 0 | 0 | 1 | 1 | 4.32 |
| RP | Zimmerman, J.Zimmerman, Jeff >> | 27 | 1999 | R | 70 | 32 | 0 | 3 | 4 | 5.90 | .328 | 1.44 | 9.0 | 4.2 | 6.5 | 39.2 | 39 | 27 | 26 | 9 | 18 | 28 | 0 | 4 | 1 | 0 | 0 | 1 | 2 | 6.03 |
| RP | Valverde, J.Valverde, Jose >> | 24 | 2003 | R | 64 | 30 | 0 | 1 | 0 | 4.35 | .345 | 1.58 | 8.4 | 5.8 | 8.4 | 31.0 | 29 | 15 | 15 | 4 | 20 | 29 | 0 | 1 | 1 | 0 | 0 | 0 | 1 | 4.74 |
| SP | Drysdale, D.Drysdale, Don >> | 28 | 1964 | R | 59 | 1 | 0 | 0 | 0 | 0.00 | .000 | 0.00 | - | - | - | 0.1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | - |
| SP | Harden, R.Harden, Rich >> | 27 | 2008 | R | 61 | 12 | 0 | 2 | 1 | 2.73 | .255 | 1.03 | 5.2 | 4.2 | 8.0 | 26.1 | 15 | 8 | 8 | 2 | 12 | 23 | 0 | 3 | 0 | 0 | 0 | 0 | 0 | 3.62 |