| SP | Maddux, G.Maddux, Greg >> | 30 | 1995 | R | 94 | 36 | 36 | 16 | 12 | 3.38 | .270 | 1.08 | 7.5 | 2.2 | 6.7 | 288.0 | 241 | 111 | 108 | 40 | 71 | 215 | 17 | 0 | 0 | 3 | 25 | 8 | 6 | 4.14 |
| SP | Beachy, B.Beachy, Brandon >> | 26 | 2012 | R | 96 | 35 | 35 | 16 | 10 | 3.27 | .275 | 1.11 | 6.9 | 3.1 | 6.2 | 247.2 | 190 | 97 | 90 | 34 | 85 | 169 | 5 | 0 | 0 | 1 | 24 | 7 | 9 | 4.54 |
| SP | Medlen, K.Medlen, Kris >> | 27 | 2012 | R | 89 | 34 | 34 | 11 | 17 | 3.58 | .261 | 1.04 | 7.4 | 1.9 | 6.6 | 251.2 | 207 | 101 | 100 | 26 | 54 | 183 | 4 | 0 | 0 | 2 | 22 | 6 | 5 | 3.61 |
| RP | Kimbrel, C.Kimbrel, Craig >> | 25 | 2012 | R | 100 | 98 | 0 | 7 | 2 | 2.05 | .222 | 0.84 | 5.4 | 2.1 | 11.8 | 109.2 | 66 | 28 | 25 | 11 | 26 | 143 | 0 | 2 | 0 | 0 | 0 | 2 | 6 | 2.46 |
| RP | Wagner, B.Wagner, Billy >> | 40 | 2010 | L | 93 | 89 | 0 | 2 | 2 | 4.14 | .322 | 1.42 | 8.0 | 5.0 | 8.6 | 45.2 | 40 | 26 | 21 | 5 | 25 | 43 | 0 | 4 | 3 | 0 | 0 | 0 | 3 | 4.20 |
| RP | Avilan, L.Avilan, Luis >> | 23 | 2012 | L | 84 | 56 | 0 | 2 | 1 | 2.67 | .241 | 0.95 | 7.1 | 1.6 | 6.5 | 33.2 | 26 | 11 | 10 | 3 | 6 | 24 | 0 | 7 | 1 | 0 | 0 | 0 | 0 | 3.27 |
| RP | O'Flaherty, E.O'Flaherty, Eric >> | 28 | 2012 | L | 62 | 18 | 0 | 0 | 0 | 3.24 | .342 | 1.56 | 11.3 | 3.4 | 6.8 | 8.1 | 10 | 4 | 3 | 1 | 3 | 6 | 0 | 3 | 0 | 0 | 0 | 0 | 0 | 4.25 |
| RP | Durbin, C.Durbin, Chad >> | 36 | 2012 | R | 30 | 77 | 0 | 7 | 6 | 4.66 | .319 | 1.37 | 7.9 | 4.5 | 6.4 | 48.1 | 42 | 27 | 25 | 9 | 24 | 34 | 0 | 6 | 3 | 0 | 0 | 2 | 1 | 5.65 |
| RP | Martinez, C.Martinez, Cristhian >> | 31 | 2012 | R | 29 | 39 | 0 | 3 | 1 | 0.36 | .253 | 1.01 | 6.0 | 3.4 | 8.3 | 24.2 | 16 | 3 | 1 | 0 | 9 | 22 | 0 | 6 | 2 | 0 | 0 | 0 | 1 | 2.29 |
| RP | Venters, J.Venters, Jonny >> | 28 | 2012 | L | 28 | 16 | 0 | 0 | 0 | 3.52 | .303 | 1.30 | 8.4 | 3.6 | 11.4 | 15.1 | 14 | 6 | 6 | 3 | 6 | 19 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4.27 |
| RP | Hernandez, L.Hernandez, Livan >> | 38 | 2012 | R | 8 | 34 | 0 | 1 | 0 | 2.84 | .288 | 1.21 | 8.5 | 2.4 | 8.1 | 38.0 | 36 | 12 | 12 | 6 | 10 | 34 | 0 | 1 | 0 | 0 | 0 | 0 | 2 | 4.05 |
| SP | Jurrjens, J.Jurrjens, Jair >> | 27 | 2012 | R | 1 | 0 | 0 | 0 | 0 | - | .000 | - | - | - | - | 0.0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | - |
| SP | Maholm, P.Maholm, Paul >> | 31 | 2012 | L | 40 | 0 | 0 | 0 | 0 | - | .000 | - | - | - | - | 0.0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | - |
| SP | Delgado, R.Delgado, Randall >> | 23 | 2012 | R | 24 | 1 | 0 | 0 | 1 | 2.45 | .313 | 1.36 | 15.0 | 0.0 | 15.0 | 3.2 | 5 | 1 | 1 | 0 | 0 | 5 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | -0.33 |
| SP | Hanson, T.Hanson, Tommy >> | 26 | 2012 | R | 20 | 3 | 0 | 1 | 2 | 6.43 | .323 | 1.43 | 9.0 | 3.9 | 14.1 | 7.0 | 7 | 5 | 5 | 1 | 3 | 11 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3.00 |