| SP | Strasburg, S.Strasburg, Stephen >> | 30 | 2019 | R | 96 | 11 | 11 | 3 | 4 | 4.25 | .263 | 1.04 | 7.6 | 1.8 | 10.5 | 72.0 | 61 | 37 | 34 | 17 | 14 | 84 | 1 | 0 | 0 | 0 | 7 | 2 | 1 | 4.40 |
| SP | Samardzija, J.Samardzija, Jeff >> | 34 | 2019 | R | 79 | 11 | 11 | 4 | 3 | 4.54 | .284 | 1.16 | 8.3 | 2.1 | 9.3 | 67.1 | 62 | 34 | 34 | 9 | 16 | 69 | 0 | 0 | 0 | 0 | 5 | 2 | 2 | 3.49 |
| SP | Canning, G.Canning, Griffin >> | 23 | 2019 | R | 71 | 11 | 11 | 3 | 3 | 3.97 | .317 | 1.36 | 8.8 | 3.5 | 11.3 | 56.2 | 55 | 25 | 25 | 6 | 22 | 70 | 0 | 0 | 0 | 0 | 2 | 2 | 4 | 3.18 |
| SP | Minor, M.Minor, Mike # >> | 31 | 2019 | L | 63 | 10 | 10 | 2 | 3 | 5.89 | .324 | 1.42 | 9.4 | 3.5 | 8.9 | 62.2 | 65 | 41 | 41 | 11 | 24 | 61 | 0 | 0 | 0 | 0 | 3 | 1 | 0 | 4.55 |
| SP | Paxton, J.Paxton, James >> | 30 | 2019 | L | 61 | 10 | 10 | 2 | 3 | 4.91 | .324 | 1.40 | 9.8 | 2.8 | 8.2 | 55.0 | 60 | 31 | 30 | 11 | 17 | 50 | 0 | 0 | 0 | 0 | 3 | 2 | 0 | 4.82 |
| RP | Drake, O.Drake, Oliver >> | 32 | 2019 | R | 95 | 30 | 0 | 1 | 1 | 3.63 | .292 | 1.21 | 7.4 | 3.7 | 11.1 | 39.2 | 32 | 16 | 16 | 7 | 16 | 48 | 0 | 0 | 2 | 0 | 0 | 1 | 0 | 4.18 |
| RP | Houser, A.Houser, Adrian >> | 26 | 2019 | R | 54 | 21 | 0 | 4 | 3 | 4.21 | .278 | 1.10 | 7.0 | 3.0 | 8.8 | 36.1 | 28 | 18 | 17 | 6 | 12 | 35 | 0 | 3 | 2 | 0 | 0 | 2 | 0 | 4.39 |
| RP | Hembree, H.Hembree, Heath >> | 30 | 2019 | R | 45 | 12 | 0 | 0 | 0 | 4.50 | .333 | 1.50 | 6.8 | 6.8 | 12.8 | 12.0 | 9 | 6 | 6 | 3 | 9 | 17 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 5.67 |
| SP | Gonzalez, G.Gonzalez, Gio >> | 34 | 2019 | L | 56 | 0 | 0 | 0 | 0 | - | .000 | - | - | - | - | 0.0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | - |