| SP | Strasburg, S.Strasburg, Stephen >> | 30 | 2019 | R | 96 | 21 | 21 | 5 | 12 | 5.16 | .322 | 1.39 | 9.6 | 3.0 | 9.4 | 132.2 | 141 | 79 | 76 | 20 | 44 | 138 | 1 | 0 | 0 | 0 | 8 | 4 | 1 | 3.97 |
| SP | Bieber, S.Bieber, Shane >> | 24 | 2019 | R | 89 | 20 | 20 | 7 | 8 | 4.81 | .331 | 1.44 | 10.1 | 2.9 | 10.3 | 127.1 | 142 | 75 | 68 | 26 | 41 | 146 | 0 | 0 | 0 | 0 | 10 | 6 | 3 | 4.47 |
| SP | Corbin, P.Corbin, Patrick >> | 29 | 2019 | L | 84 | 20 | 20 | 9 | 5 | 5.15 | .315 | 1.36 | 9.4 | 2.8 | 9.7 | 122.1 | 128 | 74 | 70 | 20 | 38 | 132 | 0 | 0 | 0 | 0 | 8 | 3 | 2 | 3.98 |
| SP | Minor, M.Minor, Mike # >> | 31 | 2019 | L | 68 | 20 | 19 | 2 | 11 | 6.47 | .320 | 1.35 | 9.2 | 3.1 | 10.1 | 119.2 | 121 | 91 | 86 | 25 | 41 | 134 | 0 | 0 | 0 | 0 | 3 | 7 | 0 | 4.69 |
| RP | Hendriks, L.Hendriks, Liam >> | 30 | 2019 | R | 94 | 63 | 0 | 4 | 4 | 2.48 | .259 | 1.03 | 5.8 | 3.6 | 11.5 | 72.2 | 46 | 21 | 20 | 7 | 29 | 92 | 0 | 6 | 0 | 0 | 0 | 1 | 3 | 2.96 |
| RP | Rogers, T.Rogers, Taylor >> | 28 | 2019 | L | 87 | 65 | 0 | 0 | 3 | 3.56 | .301 | 1.28 | 9.3 | 2.3 | 11.1 | 55.2 | 57 | 23 | 22 | 7 | 14 | 68 | 0 | 3 | 3 | 0 | 0 | 1 | 1 | 3.00 |
| RP | Wittgren, N.Wittgren, Nick >> | 28 | 2019 | R | 82 | 53 | 0 | 2 | 4 | 4.45 | .310 | 1.35 | 9.5 | 2.8 | 9.6 | 58.2 | 61 | 30 | 29 | 5 | 18 | 62 | 0 | 5 | 3 | 0 | 0 | 0 | 0 | 2.91 |
| RP | Ottavino, A.Ottavino, Adam >> | 33 | 2019 | R | 73 | 37 | 0 | 6 | 1 | 4.10 | .321 | 1.39 | 8.3 | 4.4 | 12.3 | 41.2 | 38 | 20 | 19 | 5 | 20 | 56 | 0 | 4 | 0 | 0 | 0 | 1 | 1 | 3.39 |
| SP | Odorizzi, J.Odorizzi, Jake >> | 29 | 2019 | R | 77 | 15 | 15 | 1 | 4 | 6.46 | .347 | 1.56 | 9.9 | 4.3 | 12.0 | 69.2 | 76 | 51 | 50 | 10 | 33 | 92 | 0 | 0 | 0 | 0 | 3 | 2 | 2 | 3.74 |