| SP | Schilling, C.Schilling, Curt >> | 36 | 2002 | R | 93 | 16 | 16 | 4 | 9 | 4.34 | .303 | 1.26 | 9.0 | 2.4 | 9.1 | 103.2 | 103 | 54 | 50 | 18 | 28 | 104 | 1 | 0 | 0 | 0 | 8 | 4 | 4 | 4.18 |
| SP | Carpenter, C.Carpenter, Chris >> | 34 | 2009 | R | 80 | 15 | 15 | 4 | 7 | 4.31 | .310 | 1.33 | 9.0 | 3.1 | 6.8 | 87.2 | 87 | 44 | 42 | 8 | 30 | 66 | 0 | 0 | 0 | 0 | 8 | 1 | 0 | 3.75 |
| SP | Greinke, Z.Greinke, Zack >> | 26 | 2009 | R | 76 | 15 | 15 | 5 | 8 | 4.95 | .328 | 1.45 | 10.8 | 2.4 | 8.6 | 87.1 | 104 | 48 | 48 | 13 | 23 | 83 | 2 | 0 | 0 | 0 | 7 | 1 | 4 | 3.86 |
| SP | Loaiza, E.Loaiza, Esteban >> | 32 | 2003 | R | 59 | 15 | 15 | 5 | 6 | 5.33 | .315 | 1.32 | 8.9 | 3.1 | 6.3 | 82.2 | 81 | 49 | 49 | 10 | 28 | 57 | 0 | 0 | 0 | 0 | 8 | 5 | 3 | 4.40 |
| CL | Rivera, M.Rivera, Mariano >> | 39 | 2008 | R | 96 | 28 | 0 | 1 | 3 | 3.77 | .265 | 1.05 | 8.4 | 1.3 | 7.1 | 28.2 | 26 | 13 | 12 | 6 | 4 | 22 | 0 | 14 | 3 | 0 | 0 | 1 | 0 | 4.75 |
| SU | Bailey, A.Bailey, Andrew >> | 25 | 2009 | R | 85 | 24 | 0 | 0 | 1 | 4.26 | .309 | 1.26 | 6.5 | 5.0 | 8.3 | 25.1 | 18 | 12 | 12 | 4 | 14 | 23 | 0 | 0 | 2 | 0 | 0 | 2 | 2 | 5.16 |
| RP | Foulke, K.Foulke, Keith >> | 31 | 2003 | R | 76 | 39 | 0 | 3 | 2 | 3.86 | .350 | 1.59 | 11.4 | 2.9 | 10.1 | 49.0 | 62 | 21 | 21 | 11 | 16 | 55 | 0 | 1 | 1 | 0 | 0 | 1 | 0 | 4.71 |
| RP | Mota, G.Mota, Guillermo >> | 30 | 2003 | R | 48 | 29 | 0 | 1 | 0 | 3.58 | .298 | 1.25 | 8.5 | 2.9 | 7.3 | 37.2 | 35 | 15 | 15 | 5 | 12 | 30 | 0 | 1 | 1 | 0 | 0 | 1 | 0 | 4.19 |