| SP | Kennedy, I.Kennedy, Ian >> | 27 | 2011 | R | 92 | 31 | 31 | 13 | 12 | 3.21 | .298 | 1.27 | 8.4 | 3.1 | 7.9 | 215.2 | 200 | 78 | 77 | 18 | 73 | 189 | 4 | 0 | 0 | 1 | 21 | 1 | 7 | 3.36 |
| SP | McCarthy, B.McCarthy, Brandon >> | 28 | 2011 | R | 64 | 30 | 30 | 9 | 15 | 4.97 | .327 | 1.44 | 10.7 | 2.3 | 6.7 | 195.2 | 231 | 113 | 108 | 18 | 50 | 146 | 3 | 0 | 0 | 0 | 15 | 4 | 4 | 3.53 |
| SP | Lohse, K.Lohse, Kyle # >> | 33 | 2011 | R | 60 | 30 | 30 | 5 | 17 | 5.68 | .333 | 1.47 | 10.6 | 2.8 | 5.5 | 180.2 | 211 | 121 | 114 | 30 | 55 | 110 | 2 | 0 | 0 | 1 | 13 | 5 | 3 | 4.94 |
| SP | Dickey, R.Dickey, R.A. # >> | 37 | 2011 | R | 45 | 30 | 30 | 8 | 14 | 4.08 | .293 | 1.21 | 9.0 | 1.9 | 5.8 | 205.0 | 205 | 93 | 93 | 23 | 44 | 133 | 2 | 0 | 0 | 0 | 16 | 6 | 7 | 3.89 |
| SP | Buchholz, C.Buchholz, Clay >> | 27 | 2011 | R | 43 | 30 | 30 | 9 | 8 | 3.94 | .321 | 1.40 | 9.3 | 3.3 | 6.0 | 178.0 | 184 | 81 | 78 | 8 | 65 | 119 | 0 | 0 | 0 | 0 | 15 | 3 | 7 | 3.39 |
| RP | Betancourt, R.Betancourt, Rafael >> | 36 | 2011 | R | 91 | 79 | 0 | 4 | 4 | 3.35 | .268 | 1.08 | 7.9 | 1.9 | 9.2 | 107.1 | 94 | 41 | 40 | 7 | 22 | 109 | 0 | 7 | 2 | 0 | 0 | 2 | 5 | 2.49 |
| RP | Tateyama, Y.Tateyama, Yoshinori >> | 35 | 2011 | R | 56 | 75 | 0 | 2 | 2 | 5.18 | .320 | 1.35 | 8.8 | 3.5 | 7.4 | 88.2 | 86 | 55 | 51 | 11 | 34 | 72 | 0 | 6 | 1 | 0 | 0 | 5 | 2 | 4.32 |
| RP | Guerra, J.Guerra, Javy >> | 25 | 2011 | R | 37 | 58 | 0 | 5 | 5 | 3.69 | .330 | 1.46 | 9.0 | 4.2 | 6.9 | 68.1 | 68 | 31 | 28 | 7 | 32 | 52 | 0 | 3 | 3 | 0 | 0 | 1 | 4 | 4.26 |
| SP | Anderson, B.Anderson, Brett >> | 23 | 2011 | L | 21 | 3 | 0 | 1 | 2 | 16.62 | .500 | 3.00 | 27.0 | 2.3 | 2.3 | 4.1 | 12 | 8 | 8 | 1 | 1 | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 6.50 |
| SP | Colon, B.Colon, Bartolo >> | 38 | 2011 | R | 32 | 36 | 0 | 1 | 9 | 6.31 | .364 | 1.66 | 12.7 | 2.3 | 6.7 | 51.1 | 72 | 40 | 36 | 5 | 13 | 38 | 0 | 5 | 2 | 0 | 0 | 3 | 0 | 3.73 |