| SP | Buehler, W.Buehler, Walker # >> | 23 | 2018 | R | 90 | 34 | 34 | 13 | 11 | 5.13 | .318 | 1.37 | 9.2 | 3.1 | 9.1 | 189.1 | 193 | 108 | 108 | 42 | 66 | 192 | 0 | 0 | 0 | 0 | 13 | 6 | 1 | 5.00 |
| SP | Hudson, D.Hudson, Daniel >> | 23 | 2010 | R | 81 | 34 | 34 | 11 | 15 | 5.22 | .332 | 1.47 | 9.9 | 3.3 | 7.3 | 215.1 | 237 | 135 | 125 | 40 | 80 | 174 | 3 | 0 | 0 | 0 | 15 | 4 | 8 | 4.97 |
| SP | Richards, G.Richards, Garrett >> | 26 | 2014 | R | 75 | 32 | 32 | 9 | 15 | 4.86 | .338 | 1.50 | 9.2 | 4.3 | 7.7 | 194.1 | 199 | 113 | 105 | 22 | 93 | 167 | 0 | 0 | 0 | 0 | 15 | 6 | 16 | 4.28 |
| SP | Weaver, J.Weaver, Jered >> | 29 | 2011 | R | 71 | 32 | 32 | 16 | 11 | 4.49 | .314 | 1.36 | 9.0 | 3.3 | 7.6 | 216.2 | 215 | 120 | 108 | 36 | 79 | 182 | 4 | 0 | 0 | 2 | 17 | 3 | 4 | 4.62 |
| SP | Berrios, J.Berrios, Jose >> | 24 | 2018 | R | 35 | 18 | 18 | 6 | 8 | 4.92 | .347 | 1.54 | 8.9 | 4.9 | 9.1 | 106.0 | 105 | 61 | 58 | 19 | 58 | 107 | 0 | 0 | 0 | 0 | 7 | 6 | 1 | 5.12 |
| CL | Doolittle, S.Doolittle, Sean >> | 31 | 2018 | L | 99 | 61 | 0 | 5 | 9 | 4.15 | .300 | 1.25 | 8.4 | 3.0 | 8.9 | 60.2 | 56 | 28 | 28 | 7 | 20 | 59 | 0 | 30 | 2 | 0 | 0 | 2 | 0 | 3.65 |
| SU | Clippard, T.Clippard, Tyler >> | 26 | 2011 | R | 81 | 70 | 0 | 4 | 2 | 3.72 | .310 | 1.30 | 7.9 | 3.8 | 9.8 | 82.1 | 72 | 36 | 34 | 15 | 35 | 89 | 0 | 3 | 3 | 0 | 0 | 4 | 1 | 4.63 |
| RP | Frieri, E.Frieri, Ernesto >> | 26 | 2012 | R | 68 | 26 | 0 | 3 | 1 | 4.62 | .327 | 1.38 | 6.5 | 6.1 | 8.3 | 25.1 | 18 | 13 | 13 | 3 | 17 | 23 | 0 | 1 | 1 | 0 | 0 | 2 | 0 | 5.00 |
| RP | Balfour, G.Balfour, Grant >> | 35 | 2012 | R | 62 | 23 | 0 | 1 | 1 | 3.51 | .330 | 1.44 | 8.3 | 5.0 | 8.3 | 25.2 | 23 | 13 | 10 | 5 | 14 | 23 | 0 | 2 | 1 | 0 | 0 | 1 | 0 | 5.56 |
| SP | Archer, C.Archer, Chris >> | 26 | 2015 | R | 42 | 10 | 0 | 1 | 0 | 5.55 | .341 | 1.53 | 9.6 | 4.2 | 11.3 | 47.0 | 50 | 32 | 29 | 10 | 22 | 59 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 4.72 |