| SP | Arrieta, J.Arrieta, Jake >> | 29 | 2015 | R | 95 | 19 | 19 | 6 | 8 | 3.74 | .297 | 1.26 | 8.1 | 3.3 | 8.9 | 134.2 | 121 | 58 | 56 | 19 | 49 | 132 | 5 | 0 | 0 | 1 | 10 | 1 | 7 | 3.99 |
| SP | Strasburg, S.Strasburg, Stephen >> | 28 | 2017 | R | 66 | 18 | 18 | 10 | 5 | 4.43 | .338 | 1.52 | 9.4 | 4.4 | 8.7 | 107.2 | 112 | 55 | 53 | 14 | 52 | 103 | 1 | 0 | 0 | 1 | 9 | 1 | 0 | 4.26 |
| SP | Lincecum, T.Lincecum, Tim >> | 25 | 2009 | R | 57 | 18 | 18 | 5 | 7 | 5.42 | .331 | 1.47 | 9.3 | 4.0 | 9.9 | 109.2 | 113 | 67 | 66 | 13 | 48 | 120 | 2 | 0 | 0 | 1 | 9 | 2 | 7 | 3.72 |
| SP | Weaver, J.Weaver, Jered # >> | 29 | 2011 | R | 52 | 17 | 17 | 3 | 8 | 6.31 | .350 | 1.56 | 11.7 | 2.4 | 7.1 | 102.2 | 133 | 76 | 72 | 21 | 27 | 80 | 3 | 0 | 0 | 0 | 7 | 6 | 5 | 5.08 |
| RP | Street, H.Street, Huston >> | 29 | 2012 | R | 96 | 45 | 0 | 1 | 4 | 4.05 | .301 | 1.28 | 6.4 | 5.2 | 9.7 | 66.2 | 47 | 31 | 30 | 7 | 38 | 71 | 0 | 6 | 2 | 0 | 0 | 1 | 0 | 4.00 |
| RP | Balfour, G.Balfour, Grant >> | 31 | 2008 | R | 74 | 42 | 0 | 1 | 2 | 5.40 | .359 | 1.66 | 9.9 | 5.0 | 11.2 | 50.0 | 55 | 32 | 30 | 11 | 28 | 62 | 0 | 3 | 6 | 0 | 0 | 1 | 1 | 5.12 |