| SP | Gonzalez, G.Gonzalez, Gio >> | 32 | 2017 | L | 59 | 28 | 27 | 9 | 16 | 5.11 | .356 | 1.64 | 9.8 | 4.9 | 6.9 | 171.0 | 186 | 99 | 97 | 25 | 94 | 132 | 3 | 0 | 0 | 1 | 12 | 3 | 2 | 5.06 |
| SP | Sanchez, A.Sanchez, Anibal >> | 35 | 2019 | R | 37 | 27 | 27 | 10 | 9 | 5.04 | .344 | 1.55 | 10.1 | 3.9 | 6.6 | 164.1 | 184 | 99 | 92 | 19 | 71 | 121 | 0 | 0 | 0 | 0 | 14 | 4 | 4 | 4.40 |
| SP | Strasburg, S.Strasburg, Stephen >> | 28 | 2017 | R | 89 | 27 | 27 | 12 | 5 | 3.52 | .285 | 1.17 | 7.6 | 3.0 | 9.4 | 194.1 | 163 | 82 | 76 | 17 | 65 | 203 | 1 | 0 | 0 | 1 | 14 | 4 | 1 | 3.11 |
| RP | Doolittle, S.Doolittle, Sean >> | 30 | 2017 | L | 88 | 67 | 0 | 5 | 5 | 5.78 | .334 | 1.46 | 9.7 | 3.5 | 9.5 | 99.2 | 107 | 70 | 64 | 11 | 39 | 104 | 0 | 7 | 1 | 0 | 0 | 4 | 6 | 3.65 |
| RP | Cordero, C.Cordero, Chad >> | 23 | 2005 | R | 64 | 65 | 0 | 5 | 3 | 3.57 | .300 | 1.24 | 9.5 | 1.8 | 6.4 | 95.2 | 100 | 40 | 38 | 8 | 19 | 68 | 0 | 7 | 4 | 0 | 0 | 4 | 0 | 3.39 |
| RP | Madson, R.Madson, Ryan >> | 37 | 2017 | R | 92 | 49 | 0 | 1 | 4 | 4.02 | .264 | 1.06 | 7.4 | 2.3 | 9.1 | 71.2 | 58 | 33 | 32 | 9 | 18 | 72 | 0 | 6 | 2 | 0 | 0 | 1 | 0 | 3.42 |
| SP | Scherzer, M.Scherzer, Max >> | 33 | 2017 | R | 100 | 22 | 21 | 9 | 11 | 3.93 | .311 | 1.33 | 8.3 | 3.6 | 9.4 | 149.0 | 138 | 68 | 65 | 15 | 60 | 156 | 1 | 0 | 0 | 0 | 12 | 4 | 3 | 3.50 |
| RP | Kintzler, B.Kintzler, Brandon >> | 32 | 2017 | R | 37 | 43 | 0 | 2 | 4 | 4.94 | .380 | 1.84 | 13.6 | 3.1 | 7.1 | 47.1 | 71 | 29 | 26 | 11 | 16 | 37 | 0 | 4 | 3 | 0 | 0 | 0 | 1 | 5.49 |
| SP | Jackson, E.Jackson, Edwin >> | 34 | 2017 | R | 18 | 13 | 13 | 4 | 8 | 6.42 | .348 | 1.56 | 11.4 | 2.7 | 6.7 | 74.1 | 94 | 60 | 53 | 17 | 22 | 55 | 0 | 0 | 0 | 0 | 4 | 3 | 1 | 5.51 |
| RP | Albers, M.Albers, Matt >> | 34 | 2017 | R | 91 | 42 | 0 | 1 | 2 | 2.25 | .247 | 0.97 | 5.6 | 3.1 | 7.7 | 64.0 | 40 | 18 | 16 | 3 | 22 | 55 | 0 | 5 | 0 | 0 | 0 | 1 | 0 | 2.97 |
| SP | Patterson, J.Patterson, John >> | 27 | 2005 | R | 47 | 13 | 9 | 4 | 3 | 4.50 | .294 | 1.24 | 7.9 | 3.2 | 6.4 | 68.0 | 60 | 36 | 34 | 13 | 24 | 48 | 1 | 0 | 0 | 0 | 7 | 1 | 3 | 5.18 |