| SP | Strasburg, S.Strasburg, Stephen >> | 30 | 2019 | R | 91 | 35 | 35 | 16 | 12 | 4.51 | .308 | 1.30 | 8.7 | 3.1 | 10.6 | 215.1 | 207 | 114 | 108 | 29 | 74 | 254 | 0 | 0 | 0 | 0 | 19 | 7 | 7 | 3.52 |
| SP | Scherzer, M.Scherzer, Max >> | 35 | 2019 | R | 89 | 35 | 35 | 15 | 11 | 3.09 | .272 | 1.11 | 8.0 | 2.0 | 10.2 | 244.1 | 217 | 85 | 84 | 18 | 53 | 276 | 1 | 0 | 0 | 1 | 23 | 4 | 0 | 2.40 |
| SP | Corbin, P.Corbin, Patrick >> | 29 | 2019 | L | 75 | 32 | 32 | 11 | 12 | 4.68 | .307 | 1.30 | 9.0 | 2.7 | 9.0 | 196.0 | 196 | 105 | 102 | 19 | 58 | 197 | 1 | 0 | 0 | 1 | 17 | 7 | 0 | 3.24 |
| SP | Sanchez, A.Sanchez, Anibal >> | 35 | 2019 | R | 50 | 28 | 27 | 10 | 10 | 4.68 | .294 | 1.21 | 8.1 | 2.7 | 6.7 | 154.0 | 139 | 80 | 80 | 13 | 47 | 114 | 0 | 0 | 0 | 0 | 14 | 6 | 1 | 3.65 |
| RP | Hudson, D.Hudson, Daniel >> | 32 | 2019 | R | 69 | 109 | 0 | 8 | 2 | 3.48 | .303 | 1.28 | 7.8 | 3.7 | 7.0 | 101.0 | 88 | 42 | 39 | 8 | 41 | 78 | 0 | 1 | 2 | 0 | 0 | 3 | 3 | 3.79 |
| CL | Adams, A.Adams, Austin >> | 28 | 2019 | R | 85 | 72 | 0 | 5 | 8 | 3.44 | .276 | 1.13 | 5.7 | 4.6 | 11.2 | 73.1 | 46 | 28 | 28 | 7 | 37 | 91 | 0 | 37 | 5 | 0 | 0 | 1 | 5 | 3.32 |
| RP | Suero, W.Suero, Wander >> | 27 | 2019 | R | 50 | 89 | 0 | 0 | 1 | 2.88 | .286 | 1.17 | 8.0 | 2.5 | 8.9 | 75.0 | 67 | 24 | 24 | 5 | 21 | 74 | 0 | 2 | 4 | 0 | 0 | 2 | 0 | 2.81 |
| RP | Guerra, J.Guerra, Javy >> | 33 | 2019 | R | 43 | 61 | 0 | 1 | 3 | 2.84 | .310 | 1.28 | 8.3 | 3.3 | 6.8 | 66.2 | 61 | 23 | 21 | 6 | 24 | 50 | 0 | 2 | 5 | 0 | 0 | 5 | 1 | 3.98 |
| RP | Doolittle, S.Doolittle, Sean >> | 32 | 2019 | L | 41 | 110 | 0 | 3 | 1 | 3.61 | .303 | 1.26 | 9.4 | 2.0 | 8.3 | 67.1 | 70 | 27 | 27 | 2 | 15 | 62 | 0 | 2 | 4 | 0 | 0 | 3 | 0 | 2.34 |