| SP | Berrios, J.Berrios, Jose $$ >> | 26 | 2018 | R | 97 | 36 | 36 | 14 | 8 | 3.61 | .281 | 1.15 | 7.8 | 2.5 | 10.4 | 224.1 | 195 | 92 | 90 | 24 | 62 | 260 | 2 | 0 | 0 | 1 | 26 | 6 | 4 | 2.98 |
| SP | Greinke, Z.Greinke, Zack $ >> | 36 | 2018 | R | 71 | 35 | 35 | 13 | 7 | 4.03 | .310 | 1.33 | 8.9 | 3.1 | 9.2 | 205.1 | 203 | 99 | 92 | 27 | 70 | 210 | 0 | 0 | 0 | 0 | 20 | 4 | 3 | 3.75 |
| SP | Mejia, A.Mejia, Adalberto # >> | 27 | 2018 | L | 85 | 33 | 32 | 7 | 9 | 3.91 | .287 | 1.20 | 7.2 | 3.6 | 7.8 | 156.1 | 124 | 72 | 68 | 17 | 63 | 135 | 0 | 1 | 0 | 0 | 5 | 2 | 0 | 3.94 |
| SP | Keuchel, D.Keuchel, Dallas # $$ >> | 32 | 2017 | L | 74 | 31 | 31 | 13 | 12 | 4.66 | .312 | 1.33 | 8.7 | 3.3 | 8.4 | 174.0 | 168 | 92 | 90 | 28 | 63 | 163 | 0 | 0 | 0 | 0 | 15 | 6 | 1 | 4.41 |
| SP | Gibson, K.Gibson, Kyle # $ >> | 32 | 2018 | R | 35 | 10 | 10 | 2 | 4 | 4.58 | .332 | 1.47 | 8.2 | 5.1 | 7.0 | 53.0 | 48 | 27 | 27 | 1 | 30 | 41 | 0 | 0 | 0 | 0 | 5 | 1 | 3 | 3.45 |
| RP | Treinen, B.Treinen, Blake $$ >> | 32 | 2018 | R | 99 | 84 | 0 | 14 | 5 | 2.34 | .239 | 0.93 | 5.1 | 3.3 | 10.6 | 119.0 | 67 | 32 | 31 | 9 | 44 | 140 | 0 | 2 | 3 | 0 | 0 | 1 | 7 | 2.76 |
| RP | Rogers, T.Rogers, Taylor $$ >> | 29 | 2018 | L | 93 | 87 | 0 | 3 | 2 | 3.15 | .240 | 0.93 | 6.8 | 1.7 | 10.1 | 68.2 | 51 | 27 | 24 | 9 | 13 | 76 | 0 | 26 | 3 | 0 | 0 | 1 | 0 | 3.10 |
| RP | LeBlanc, W.LeBlanc, Wade # $$ >> | 35 | 2018 | L | 53 | 97 | 0 | 3 | 6 | 5.50 | .311 | 1.34 | 9.9 | 2.3 | 9.5 | 68.2 | 75 | 43 | 42 | 11 | 17 | 72 | 0 | 2 | 3 | 0 | 0 | 1 | 2 | 3.78 |
| RP | Glover, K.Glover, Koda $$ >> | 27 | 2017 | R | 56 | 57 | 0 | 2 | 4 | 3.14 | .277 | 1.14 | 7.9 | 2.3 | 7.9 | 66.0 | 58 | 26 | 23 | 7 | 17 | 58 | 0 | 3 | 1 | 0 | 0 | 1 | 0 | 3.44 |
| RP | Duffey, T.Duffey, Tyler # $$ >> | 29 | 2018 | R | 55 | 86 | 0 | 7 | 7 | 4.22 | .300 | 1.27 | 8.6 | 2.8 | 7.9 | 100.1 | 96 | 52 | 47 | 11 | 31 | 88 | 0 | 5 | 6 | 0 | 0 | 2 | 4 | 3.66 |
| SP | Odorizzi, J.Odorizzi, Jake # $$ >> | 30 | 2018 | R | 27 | 20 | 5 | 4 | 3 | 4.17 | .312 | 1.30 | 7.7 | 4.0 | 8.9 | 69.0 | 59 | 34 | 32 | 16 | 31 | 68 | 0 | 0 | 0 | 0 | 1 | 4 | 0 | 5.57 |