| SP | Halladay, R.Halladay, Roy † # >> | 34 | 2011 | R | 91 | 28 | 28 | 15 | 6 | 2.96 | .279 | 1.14 | 8.2 | 2.1 | 7.9 | 206.2 | 187 | 69 | 68 | 15 | 48 | 181 | 6 | 0 | 0 | 2 | 20 | 5 | 4 | 2.96 |
| SP | Hellickson, J.Hellickson, Jeremy >> | 24 | 2011 | R | 84 | 27 | 27 | 9 | 8 | 4.69 | .326 | 1.41 | 8.2 | 4.5 | 6.0 | 165.0 | 150 | 88 | 86 | 23 | 82 | 110 | 1 | 0 | 0 | 1 | 13 | 7 | 7 | 5.10 |
| SP | Baker, S.Baker, Scott # >> | 30 | 2011 | R | 71 | 27 | 27 | 11 | 10 | 4.75 | .333 | 1.45 | 10.0 | 3.1 | 7.0 | 157.1 | 174 | 89 | 83 | 15 | 54 | 122 | 1 | 0 | 0 | 0 | 11 | 8 | 7 | 3.87 |
| SP | Worley, V.Worley, Vance >> | 23 | 2011 | R | 65 | 27 | 27 | 12 | 6 | 3.72 | .324 | 1.41 | 9.4 | 3.4 | 7.0 | 152.1 | 158 | 70 | 63 | 15 | 57 | 119 | 0 | 0 | 0 | 0 | 10 | 4 | 2 | 3.92 |
| SP | Vogelsong, R.Vogelsong, Ryan >> | 34 | 2011 | R | 54 | 25 | 25 | 11 | 7 | 5.19 | .343 | 1.52 | 10.1 | 3.7 | 7.1 | 145.2 | 163 | 84 | 84 | 19 | 59 | 115 | 0 | 0 | 0 | 0 | 11 | 6 | 0 | 4.46 |
| CL | Clippard, T.Clippard, Tyler † >> | 26 | 2011 | R | 98 | 54 | 0 | 6 | 7 | 2.80 | .281 | 1.13 | 7.0 | 3.3 | 9.3 | 54.2 | 42 | 17 | 17 | 5 | 20 | 56 | 0 | 29 | 2 | 0 | 0 | 2 | 0 | 3.35 |
| SU | Salas, F.Salas, Fernando >> | 26 | 2011 | R | 88 | 52 | 0 | 2 | 2 | 3.47 | .301 | 1.26 | 7.8 | 3.7 | 9.2 | 59.2 | 51 | 23 | 23 | 3 | 24 | 60 | 0 | 1 | 4 | 0 | 0 | 2 | 3 | 2.95 |
| RP | Storen, D.Storen, Drew >> | 23 | 2011 | R | 76 | 55 | 0 | 3 | 3 | 3.25 | .290 | 1.18 | 7.7 | 3.0 | 6.9 | 63.2 | 54 | 23 | 23 | 1 | 21 | 48 | 0 | 4 | 1 | 0 | 0 | 3 | 2 | 2.83 |
| RP | Cordero, F.Cordero, Francisco >> | 36 | 2011 | R | 75 | 32 | 0 | 0 | 4 | 8.38 | .383 | 1.83 | 12.4 | 4.0 | 7.4 | 29.0 | 40 | 28 | 27 | 7 | 13 | 24 | 0 | 0 | 2 | 0 | 0 | 1 | 2 | 5.93 |
| RP | Casilla, S.Casilla, Santiago >> | 31 | 2011 | R | 65 | 21 | 0 | 2 | 0 | 1.75 | .267 | 1.01 | 6.5 | 2.9 | 6.8 | 25.2 | 18 | 5 | 5 | 1 | 8 | 19 | 0 | 0 | 1 | 0 | 0 | 2 | 3 | 3.20 |
| RP | Aceves, A.Aceves, Alfredo >> | 29 | 2011 | R | 62 | 32 | 0 | 3 | 0 | 2.42 | .313 | 1.34 | 8.6 | 3.6 | 6.8 | 48.1 | 46 | 16 | 13 | 1 | 19 | 36 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 3.02 |