| SP | Martinez, P.Martinez, Pedro † # >> | 29 | 2000 | R | 100 | 28 | 28 | 14 | 9 | 3.93 | .261 | 1.04 | 7.6 | 1.8 | 10.0 | 206.1 | 173 | 94 | 90 | 30 | 41 | 229 | 13 | 0 | 0 | 3 | 17 | 5 | 3 | 3.34 |
| SP | Duchscherer, J.Duchscherer, Justin >> | 31 | 2008 | R | 86 | 28 | 28 | 12 | 9 | 4.79 | .332 | 1.46 | 9.5 | 3.7 | 6.4 | 167.1 | 177 | 91 | 89 | 32 | 68 | 119 | 2 | 0 | 0 | 1 | 11 | 5 | 1 | 5.38 |
| SP | Carpenter, C.Carpenter, Chris # >> | 34 | 2009 | R | 80 | 27 | 27 | 17 | 7 | 4.99 | .302 | 1.26 | 8.6 | 2.8 | 6.3 | 178.2 | 171 | 103 | 99 | 27 | 55 | 125 | 3 | 0 | 0 | 2 | 10 | 6 | 0 | 4.60 |
| SP | Greinke, Z.Greinke, Zack >> | 26 | 2009 | R | 77 | 27 | 27 | 10 | 10 | 7.04 | .372 | 1.71 | 11.9 | 3.6 | 9.8 | 140.2 | 185 | 115 | 110 | 34 | 56 | 152 | 1 | 0 | 0 | 1 | 9 | 9 | 3 | 5.38 |
| SP | Garcia, F.Garcia, Freddy >> | 26 | 2001 | R | 62 | 26 | 26 | 10 | 11 | 4.72 | .328 | 1.43 | 9.3 | 3.5 | 5.3 | 181.0 | 188 | 98 | 95 | 33 | 70 | 106 | 4 | 0 | 0 | 1 | 11 | 7 | 1 | 5.48 |
| RP | Benitez, A.Benitez, Armando >> | 32 | 2004 | R | 89 | 73 | 0 | 4 | 2 | 2.53 | .249 | 0.97 | 5.9 | 2.9 | 6.7 | 106.2 | 69 | 30 | 30 | 7 | 34 | 79 | 0 | 6 | 3 | 0 | 0 | 3 | 0 | 3.42 |
| RP | Percival, T.Percival, Troy >> | 38 | 2007 | R | 84 | 51 | 0 | 6 | 1 | 2.44 | .251 | 0.97 | 6.0 | 2.9 | 6.7 | 62.2 | 41 | 18 | 17 | 9 | 20 | 46 | 0 | 6 | 1 | 0 | 0 | 2 | 1 | 4.47 |
| RP | Sasaki, K.Sasaki, Kazuhiro >> | 33 | 2001 | R | 64 | 26 | 0 | 3 | 1 | 3.89 | .311 | 1.30 | 9.5 | 2.4 | 6.9 | 34.2 | 36 | 16 | 15 | 3 | 9 | 26 | 0 | 0 | 0 | 0 | 0 | 2 | 1 | 3.59 |