| SP | Pineda, M.Pineda, Michael >> | 30 | 2019 | R | 63 | 36 | 36 | 18 | 10 | 3.81 | .308 | 1.30 | 8.9 | 2.7 | 7.7 | 210.0 | 208 | 92 | 89 | 27 | 64 | 179 | 0 | 0 | 0 | 0 | 21 | 9 | 8 | 4.01 |
| SP | Odorizzi, J.Odorizzi, Jake >> | 29 | 2019 | R | 69 | 35 | 35 | 11 | 10 | 3.97 | .308 | 1.30 | 8.0 | 3.8 | 9.2 | 192.2 | 171 | 88 | 85 | 20 | 80 | 197 | 0 | 0 | 0 | 0 | 15 | 6 | 3 | 3.65 |
| SP | Berrios, J.Berrios, Jose >> | 25 | 2019 | R | 52 | 34 | 34 | 14 | 10 | 4.20 | .311 | 1.34 | 9.7 | 2.4 | 7.5 | 216.1 | 233 | 108 | 101 | 26 | 57 | 179 | 1 | 0 | 0 | 0 | 17 | 3 | 3 | 3.74 |
| SP | Smeltzer, D.Smeltzer, Devin >> | 23 | 2019 | L | 40 | 33 | 33 | 6 | 8 | 5.19 | .326 | 1.41 | 9.4 | 3.3 | 7.3 | 151.0 | 157 | 91 | 87 | 24 | 56 | 122 | 1 | 0 | 0 | 1 | 3 | 6 | 2 | 4.68 |
| SP | Perez, M.Perez, Martin >> | 28 | 2019 | L | 10 | 26 | 24 | 7 | 10 | 5.18 | .335 | 1.49 | 9.6 | 3.8 | 6.8 | 120.0 | 128 | 71 | 69 | 18 | 51 | 91 | 0 | 0 | 0 | 0 | 6 | 2 | 1 | 4.76 |
| RP | Duffey, T.Duffey, Tyler >> | 28 | 2019 | R | 84 | 88 | 0 | 9 | 1 | 2.51 | .241 | 0.91 | 6.3 | 2.0 | 8.9 | 129.0 | 90 | 36 | 36 | 8 | 28 | 127 | 0 | 0 | 5 | 0 | 0 | 5 | 2 | 2.60 |
| CL | Rogers, T.Rogers, Taylor >> | 28 | 2019 | L | 81 | 78 | 0 | 3 | 6 | 2.18 | .237 | 0.92 | 6.1 | 2.2 | 10.5 | 82.2 | 56 | 21 | 20 | 4 | 20 | 96 | 0 | 52 | 4 | 0 | 0 | 1 | 1 | 2.06 |
| RP | Dobnak, R.Dobnak, Randy >> | 24 | 2019 | R | 54 | 36 | 0 | 1 | 4 | 3.38 | .309 | 1.29 | 8.8 | 2.7 | 7.6 | 56.0 | 55 | 24 | 21 | 6 | 17 | 47 | 0 | 2 | 1 | 0 | 0 | 3 | 0 | 3.79 |