| SP | Halladay, R.Halladay, Roy † >> | 32 | 2009 | R | 85 | 27 | 27 | 14 | 8 | 3.51 | .288 | 1.21 | 9.0 | 1.8 | 6.4 | 190.0 | 190 | 76 | 74 | 22 | 39 | 135 | 9 | 0 | 0 | 4 | 16 | 2 | 0 | 3.73 |
| SP | Hernandez, F.Hernandez, Felix # >> | 23 | 2009 | R | 95 | 28 | 28 | 11 | 8 | 3.48 | .298 | 1.25 | 8.1 | 3.2 | 6.8 | 186.0 | 167 | 78 | 72 | 23 | 66 | 141 | 4 | 0 | 0 | 2 | 18 | 4 | 6 | 4.22 |
| SP | Jurrjens, J.Jurrjens, Jair >> | 23 | 2009 | R | 82 | 26 | 26 | 4 | 10 | 5.11 | .326 | 1.45 | 9.0 | 4.0 | 6.1 | 155.0 | 155 | 89 | 88 | 16 | 69 | 105 | 0 | 0 | 0 | 0 | 12 | 1 | 3 | 4.34 |
| SP | Washburn, J.Washburn, Jarrod # >> | 35 | 2009 | L | 78 | 26 | 26 | 11 | 6 | 4.62 | .320 | 1.38 | 9.5 | 3.0 | 5.7 | 156.0 | 164 | 87 | 80 | 18 | 52 | 98 | 0 | 0 | 0 | 0 | 15 | 4 | 1 | 4.32 |
| SP | Jackson, E.Jackson, Edwin >> | 26 | 2009 | R | 65 | 27 | 26 | 10 | 13 | 5.27 | .318 | 1.39 | 9.5 | 3.0 | 5.6 | 148.2 | 157 | 88 | 87 | 22 | 50 | 92 | 1 | 0 | 0 | 0 | 11 | 1 | 2 | 4.72 |
| RP | Aardsma, D.Aardsma, David >> | 28 | 2009 | R | 78 | 81 | 0 | 5 | 5 | 3.92 | .316 | 1.35 | 8.0 | 4.2 | 10.3 | 64.1 | 57 | 28 | 28 | 5 | 30 | 73 | 0 | 1 | 3 | 0 | 0 | 2 | 0 | 3.23 |
| RP | Gonzalez, M.Gonzalez, Mike >> | 31 | 2009 | L | 61 | 79 | 0 | 2 | 4 | 3.91 | .294 | 1.21 | 7.4 | 3.5 | 7.5 | 71.1 | 58 | 32 | 31 | 10 | 28 | 59 | 0 | 3 | 7 | 0 | 0 | 3 | 8 | 4.48 |
| RP | O'Day, D.O'Day, Darren >> | 27 | 2009 | R | 89 | 76 | 0 | 4 | 7 | 3.77 | .322 | 1.42 | 8.5 | 4.4 | 7.3 | 59.2 | 56 | 25 | 25 | 8 | 29 | 48 | 0 | 5 | 3 | 0 | 0 | 0 | 3 | 4.61 |
| RP | Zavada, C.Zavada, Clay >> | 25 | 2009 | L | 27 | 50 | 0 | 3 | 2 | 3.95 | .330 | 1.45 | 8.8 | 4.4 | 8.6 | 43.1 | 42 | 19 | 19 | 5 | 21 | 41 | 0 | 6 | 2 | 0 | 0 | 1 | 2 | 4.14 |
| RP | Choate, R.Choate, Randy >> | 34 | 2009 | L | 73 | 59 | 0 | 0 | 2 | 6.47 | .318 | 1.38 | 9.5 | 3.1 | 7.0 | 55.2 | 58 | 41 | 40 | 11 | 19 | 43 | 0 | 4 | 0 | 0 | 0 | 1 | 0 | 5.13 |
| RP | Feliciano, P.Feliciano, Pedro >> | 33 | 2009 | L | 55 | 39 | 0 | 1 | 3 | 5.63 | .387 | 1.90 | 12.8 | 4.3 | 8.1 | 48.0 | 68 | 33 | 30 | 11 | 23 | 43 | 0 | 1 | 1 | 0 | 0 | 0 | 1 | 5.63 |