| SP | Greinke, Z.Greinke, Zack >> | 26 | 2009 | R | 97 | 2 | 2 | 2 | 0 | 3.21 | .344 | 1.57 | 12.2 | 1.9 | 6.4 | 14.0 | 19 | 5 | 5 | 1 | 3 | 10 | 0 | 0 | 0 | 0 | 2 | 0 | 1 | 3.14 |
| SP | Gallardo, Y.Gallardo, Yovani >> | 23 | 2009 | R | 72 | 2 | 2 | 1 | 1 | 6.17 | .364 | 1.71 | 9.8 | 6.5 | 6.5 | 11.2 | 12 | 8 | 8 | 0 | 8 | 8 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 3.73 |
| SP | Pineiro, J.Pineiro, Joel >> | 31 | 2009 | R | 69 | 2 | 2 | 0 | 0 | 3.55 | .321 | 1.34 | 10.5 | 2.3 | 9.8 | 12.2 | 14 | 6 | 5 | 2 | 3 | 13 | 0 | 0 | 0 | 0 | 2 | 1 | 1 | 4.00 |
| SP | Harden, R.Harden, Rich >> | 28 | 2009 | R | 67 | 2 | 2 | 0 | 2 | 11.25 | .368 | 1.75 | 12.4 | 3.4 | 9.0 | 8.0 | 11 | 11 | 10 | 6 | 3 | 8 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 11.88 |
| SP | Sanchez, J.Sanchez, Jonathan >> | 27 | 2009 | L | 62 | 2 | 2 | 0 | 1 | 6.75 | .300 | 1.29 | 6.0 | 6.0 | 10.0 | 9.1 | 6 | 7 | 7 | 1 | 6 | 10 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 4.22 |
| RP | Kelley, S.Kelley, Shawn >> | 25 | 2009 | R | 40 | 5 | 0 | 0 | 0 | 4.26 | .321 | 1.42 | 6.0 | 7.5 | 6.0 | 6.1 | 4 | 3 | 3 | 0 | 5 | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4.17 |
| RP | Balfour, G.Balfour, Grant >> | 32 | 2009 | R | 21 | 4 | 0 | 0 | 0 | 8.31 | .409 | 2.08 | 15.8 | 4.5 | 9.0 | 4.1 | 7 | 4 | 4 | 1 | 2 | 4 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 5.75 |
| RP | Thatcher, J.Thatcher, Joe >> | 28 | 2009 | L | 54 | 5 | 0 | 0 | 1 | 1.69 | .200 | 0.75 | 7.2 | 0.0 | 16.2 | 5.1 | 4 | 1 | 1 | 1 | 0 | 9 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2.00 |
| RP | Hawkins, L.Hawkins, LaTroy >> | 37 | 2009 | R | 34 | 2 | 0 | 0 | 0 | 0.00 | .385 | 1.88 | 18.0 | 4.5 | 9.0 | 2.2 | 4 | 0 | 0 | 0 | 1 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2.50 |
| RP | Feliciano, P.Feliciano, Pedro >> | 33 | 2009 | L | 55 | 3 | 0 | 0 | 0 | 16.88 | .429 | 2.25 | 27.0 | 0.0 | 0.0 | 2.2 | 6 | 5 | 5 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 16.00 |
| RP | Affeldt, J.Affeldt, Jeremy >> | 30 | 2009 | L | 66 | 3 | 0 | 0 | 1 | 13.50 | .538 | 3.50 | 22.5 | 9.0 | 4.5 | 2.0 | 5 | 3 | 3 | 2 | 2 | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 18.00 |