| SP | Johnson, R.Johnson, Randy # >> | 38 | 2001 | L | 97 | 36 | 36 | 14 | 9 | 3.18 | .259 | 1.01 | 6.8 | 2.3 | 10.3 | 248.2 | 188 | 91 | 88 | 33 | 63 | 284 | 6 | 0 | 0 | 5 | 21 | 10 | 3 | 3.32 |
| SP | Duchscherer, J.Duchscherer, Justin # >> | 31 | 2008 | R | 86 | 35 | 35 | 16 | 9 | 4.20 | .285 | 1.17 | 7.5 | 3.0 | 6.2 | 214.1 | 179 | 102 | 100 | 34 | 71 | 147 | 1 | 0 | 0 | 0 | 18 | 6 | 6 | 4.77 |
| SP | Greinke, Z.Greinke, Zack >> | 26 | 2009 | R | 77 | 33 | 33 | 12 | 12 | 4.55 | .340 | 1.52 | 10.1 | 3.6 | 8.9 | 190.0 | 213 | 101 | 96 | 21 | 75 | 188 | 1 | 0 | 0 | 0 | 16 | 5 | 6 | 3.72 |
| RP | Betancourt, R.Betancourt, Rafael † >> | 32 | 2007 | R | 87 | 94 | 0 | 11 | 7 | 3.42 | .274 | 1.10 | 7.8 | 2.1 | 9.3 | 142.0 | 123 | 56 | 54 | 19 | 33 | 146 | 0 | 7 | 8 | 0 | 0 | 5 | 0 | 3.49 |
| RP | Marmol, C.Marmol, Carlos >> | 26 | 2008 | R | 84 | 84 | 0 | 5 | 7 | 3.34 | .319 | 1.39 | 7.2 | 5.3 | 10.7 | 97.0 | 78 | 37 | 36 | 7 | 57 | 115 | 0 | 11 | 6 | 0 | 0 | 1 | 4 | 3.36 |
| RP | Wuertz, M.Wuertz, Michael † >> | 31 | 2009 | R | 71 | 75 | 0 | 8 | 5 | 3.65 | .269 | 1.07 | 7.0 | 2.8 | 9.3 | 88.2 | 68 | 36 | 36 | 13 | 27 | 91 | 0 | 12 | 4 | 0 | 0 | 3 | 3 | 3.88 |
| RP | Cormier, R.Cormier, Rheal >> | 36 | 2003 | L | 63 | 50 | 0 | 5 | 3 | 3.81 | .315 | 1.31 | 8.0 | 3.8 | 7.0 | 54.1 | 48 | 26 | 23 | 8 | 23 | 42 | 0 | 2 | 3 | 0 | 0 | 4 | 0 | 4.87 |
| RP | Urbina, U.Urbina, Ugueth >> | 28 | 2002 | R | 45 | 38 | 0 | 4 | 0 | 4.24 | .282 | 1.16 | 7.8 | 2.6 | 9.7 | 51.0 | 44 | 26 | 24 | 5 | 15 | 55 | 0 | 2 | 0 | 0 | 0 | 1 | 3 | 3.06 |
| RP | Fuentes, B.Fuentes, Brian >> | 33 | 2008 | L | 33 | 38 | 0 | 1 | 0 | 3.24 | .292 | 1.18 | 8.3 | 2.3 | 10.1 | 50.0 | 46 | 20 | 18 | 8 | 13 | 56 | 0 | 2 | 2 | 0 | 0 | 3 | 3 | 3.80 |