| SP | Lincecum, T.Lincecum, Tim >> | 25 | 2009 | R | 100 | 10 | 10 | 3 | 4 | 5.21 | .352 | 1.61 | 10.4 | 4.1 | 9.9 | 57.0 | 66 | 41 | 33 | 11 | 26 | 63 | 0 | 0 | 0 | 0 | 5 | 1 | 2 | 4.72 |
| SP | Washburn, J.Washburn, Jarrod >> | 35 | 2009 | L | 78 | 10 | 10 | 2 | 4 | 4.81 | .328 | 1.47 | 9.5 | 3.7 | 6.5 | 58.0 | 61 | 33 | 31 | 9 | 24 | 42 | 0 | 0 | 0 | 0 | 5 | 0 | 0 | 4.81 |
| SP | Baker, S.Baker, Scott # >> | 28 | 2009 | R | 74 | 10 | 10 | 2 | 3 | 4.42 | .359 | 1.66 | 11.3 | 3.7 | 7.0 | 59.0 | 74 | 40 | 29 | 11 | 24 | 46 | 0 | 0 | 0 | 0 | 5 | 1 | 0 | 5.14 |
| SP | Dempster, R.Dempster, Ryan >> | 32 | 2009 | R | 57 | 9 | 9 | 1 | 4 | 6.85 | .369 | 1.69 | 11.3 | 4.0 | 7.1 | 47.1 | 59 | 43 | 36 | 10 | 21 | 37 | 0 | 0 | 0 | 0 | 3 | 3 | 1 | 5.72 |
| SP | Hunter, T.Hunter, Tommy >> | 23 | 2009 | R | 42 | 9 | 9 | 3 | 3 | 6.09 | .393 | 1.87 | 12.3 | 4.7 | 6.5 | 44.1 | 60 | 37 | 30 | 4 | 23 | 32 | 0 | 0 | 0 | 0 | 2 | 3 | 4 | 4.50 |
| RP | Soriano, R.Soriano, Rafael >> | 30 | 2009 | R | 93 | 28 | 0 | 2 | 1 | 3.06 | .292 | 1.24 | 7.6 | 3.7 | 13.2 | 32.1 | 27 | 11 | 11 | 4 | 13 | 47 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 2.91 |
| RP | Gonzalez, M.Gonzalez, Mike >> | 31 | 2009 | L | 61 | 31 | 0 | 0 | 1 | 4.24 | .340 | 1.50 | 8.6 | 5.1 | 12.1 | 23.1 | 22 | 11 | 11 | 3 | 13 | 31 | 0 | 2 | 0 | 0 | 0 | 1 | 1 | 3.83 |
| RP | Wilson, B.Wilson, Brian >> | 27 | 2009 | R | 53 | 30 | 0 | 1 | 3 | 9.13 | .419 | 2.16 | 13.9 | 6.1 | 9.4 | 22.2 | 34 | 23 | 23 | 7 | 15 | 23 | 0 | 2 | 2 | 0 | 0 | 0 | 0 | 7.09 |
| RP | Mijares, J.Mijares, Jose >> | 25 | 2009 | L | 51 | 28 | 0 | 1 | 1 | 4.50 | .250 | 1.00 | 6.5 | 2.5 | 5.7 | 22.0 | 16 | 12 | 11 | 3 | 6 | 14 | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 4.32 |
| RP | Rosales, L.Rosales, Leo >> | 28 | 2009 | R | 46 | 27 | 0 | 1 | 2 | 5.81 | .397 | 1.97 | 14.2 | 3.8 | 8.0 | 26.1 | 41 | 21 | 17 | 2 | 11 | 23 | 0 | 2 | 1 | 0 | 0 | 0 | 0 | 3.50 |
| RP | Hawkins, L.Hawkins, LaTroy >> | 37 | 2009 | R | 34 | 17 | 0 | 2 | 3 | 8.05 | .367 | 1.68 | 9.5 | 5.7 | 6.2 | 19.0 | 20 | 17 | 17 | 5 | 12 | 13 | 0 | 0 | 2 | 0 | 0 | 1 | 0 | 7.11 |
| SP | Niemann, J.Niemann, Jeff >> | 26 | 2009 | R | 31 | 9 | 0 | 1 | 0 | 7.36 | .405 | 1.77 | 10.3 | 6.4 | 7.7 | 7.1 | 8 | 6 | 6 | 0 | 5 | 6 | 0 | 2 | 2 | 0 | 0 | 2 | 0 | 4.29 |