| SP | Wainwright, A.Wainwright, Adam >> | 32 | 2012 | R | 64 | 43 | 43 | 18 | 16 | 4.61 | .326 | 1.42 | 9.8 | 3.0 | 7.6 | 267.1 | 292 | 147 | 137 | 40 | 88 | 226 | 0 | 0 | 0 | 0 | 25 | 8 | 16 | 4.33 |
| SP | Garcia, J.Garcia, Jaime >> | 27 | 2012 | L | 24 | 3 | 0 | 0 | 1 | 20.77 | .552 | 3.46 | 33.8 | 0.0 | 4.5 | 4.1 | 15 | 10 | 10 | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 2.75 |
| RP | Boggs, M.Boggs, Mitchell # >> | 29 | 2012 | R | 89 | 86 | 0 | 9 | 2 | 4.09 | .289 | 1.20 | 7.7 | 3.1 | 8.6 | 103.1 | 88 | 49 | 47 | 16 | 36 | 98 | 0 | 0 | 1 | 0 | 0 | 2 | 0 | 4.22 |
| RP | Mujica, E.Mujica, Edward >> | 29 | 2012 | R | 81 | 81 | 0 | 0 | 1 | 3.67 | .278 | 1.11 | 7.8 | 2.3 | 5.9 | 73.2 | 63 | 32 | 30 | 9 | 19 | 48 | 0 | 5 | 2 | 0 | 0 | 3 | 0 | 4.19 |
| RP | Freeman, S.Freeman, Sam >> | 26 | 2012 | L | 69 | 101 | 0 | 4 | 2 | 3.49 | .269 | 1.09 | 7.4 | 2.5 | 7.4 | 69.2 | 57 | 28 | 27 | 7 | 19 | 57 | 0 | 2 | 3 | 0 | 0 | 1 | 0 | 3.54 |
| RP | Salas, F.Salas, Fernando >> | 28 | 2012 | R | 48 | 56 | 0 | 0 | 1 | 4.92 | .348 | 1.58 | 8.7 | 5.6 | 8.8 | 53.0 | 51 | 29 | 29 | 9 | 33 | 52 | 0 | 0 | 1 | 0 | 0 | 1 | 1 | 5.17 |
| SP | Carpenter, C.Carpenter, Chris >> | 36 | 2011 | R | 59 | 0 | 0 | 0 | 0 | - | .000 | - | - | - | - | 0.0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | - |
| SP | Westbrook, J.Westbrook, Jake >> | 36 | 2012 | R | 21 | 36 | 0 | 12 | 4 | 6.05 | .352 | 1.60 | 11.4 | 3.0 | 6.4 | 122.0 | 154 | 88 | 82 | 12 | 41 | 87 | 0 | 0 | 1 | 0 | 0 | 4 | 8 | 3.96 |
| RP | Sanchez, E.Sanchez, Eduardo >> | 22 | 2011 | R | 97 | 0 | 0 | 0 | 0 | - | .000 | - | - | - | - | 0.0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | - |
| SP | McClellan, K.McClellan, Kyle >> | 27 | 2011 | R | 47 | 0 | 0 | 0 | 0 | - | .000 | - | - | - | - | 0.0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | - |
| RP | Marte, V.Marte, Victor >> | 32 | 2012 | R | 8 | 46 | 0 | 5 | 2 | 6.02 | .359 | 1.68 | 11.3 | 4.0 | 5.9 | 52.1 | 65 | 38 | 35 | 4 | 23 | 34 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 4.02 |
| RP | Franklin, R.Franklin, Ryan >> | 38 | 2011 | R | 2 | 0 | 0 | 0 | 0 | - | .000 | - | - | - | - | 0.0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | - |