| SP | Johnson, W.Johnson, Walter >> | 26 | 1913 | R | 95 | 26 | 26 | 11 | 12 | 3.62 | .284 | 1.15 | 8.4 | 2.0 | 5.4 | 198.2 | 184 | 90 | 80 | 19 | 44 | 119 | 6 | 0 | 0 | 1 | 16 | 8 | 1 | 3.83 |
| SP | Tanana, F.Tanana, Frank >> | 23 | 1976 | L | 58 | 16 | 12 | 5 | 5 | 4.70 | .306 | 1.30 | 9.2 | 2.6 | 5.3 | 99.2 | 101 | 55 | 52 | 19 | 29 | 58 | 2 | 0 | 0 | 0 | 6 | 2 | 1 | 5.26 |
| SP | Waddell, R.Waddell, Rube >> | 29 | 1905 | L | 67 | 24 | 24 | 9 | 11 | 5.17 | .326 | 1.45 | 9.5 | 3.6 | 6.2 | 158.1 | 166 | 100 | 91 | 15 | 63 | 108 | 0 | 0 | 0 | 0 | 11 | 1 | 1 | 4.08 |
| RP | Rivera, M.Rivera, Mariano >> | 39 | 2008 | R | 84 | 38 | 0 | 2 | 4 | 4.63 | .261 | 1.06 | 7.7 | 1.8 | 8.0 | 35.0 | 30 | 18 | 18 | 9 | 7 | 31 | 0 | 19 | 3 | 0 | 0 | 0 | 1 | 5.17 |
| RP | Treinen, B.Treinen, Blake >> | 30 | 2018 | R | 78 | 30 | 0 | 1 | 2 | 3.21 | .282 | 1.18 | 7.7 | 2.9 | 7.4 | 28.0 | 24 | 10 | 10 | 1 | 9 | 23 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 2.79 |
| RP | Britton, Z.Britton, Zach # >> | 28 | 2016 | L | 77 | 62 | 0 | 0 | 2 | 4.98 | .316 | 1.38 | 8.6 | 3.8 | 7.3 | 47.0 | 45 | 26 | 26 | 11 | 20 | 38 | 0 | 0 | 2 | 0 | 0 | 0 | 4 | 5.70 |
| CL | Gregerson, L.Gregerson, Luke >> | 26 | 2010 | R | 73 | 34 | 0 | 2 | 3 | 3.55 | .244 | 0.97 | 6.0 | 2.7 | 9.0 | 33.0 | 22 | 14 | 13 | 4 | 10 | 33 | 0 | 15 | 3 | 0 | 0 | 0 | 0 | 3.48 |
| SP | Lincecum, T.Lincecum, Tim >> | 25 | 2009 | R | 39 | 17 | 14 | 5 | 5 | 5.27 | .351 | 1.61 | 10.1 | 4.5 | 6.7 | 111.0 | 124 | 71 | 65 | 19 | 55 | 83 | 0 | 0 | 0 | 0 | 6 | 1 | 1 | 5.24 |