| SP | deGrom, J.deGrom, Jacob >> | 31 | 2019 | R | 97 | 33 | 33 | 9 | 14 | 4.25 | .310 | 1.33 | 8.5 | 3.4 | 10.1 | 235.1 | 223 | 112 | 111 | 38 | 89 | 265 | 4 | 0 | 0 | 1 | 16 | 5 | 0 | 4.05 |
| SP | Buehler, W.Buehler, Walker # >> | 24 | 2019 | R | 91 | 32 | 32 | 13 | 10 | 3.98 | .301 | 1.25 | 8.5 | 2.8 | 9.3 | 203.2 | 191 | 93 | 90 | 25 | 63 | 209 | 2 | 0 | 0 | 1 | 19 | 9 | 5 | 3.61 |
| SP | Hendricks, K.Hendricks, Kyle # >> | 29 | 2019 | R | 68 | 32 | 31 | 11 | 10 | 5.14 | .330 | 1.46 | 10.5 | 2.7 | 7.5 | 180.1 | 210 | 114 | 103 | 33 | 54 | 149 | 1 | 1 | 0 | 0 | 12 | 2 | 5 | 4.66 |
| SP | Milone, T.Milone, Tom # >> | 32 | 2019 | L | 72 | 32 | 32 | 3 | 8 | 5.89 | .334 | 1.46 | 10.0 | 3.2 | 8.1 | 122.1 | 136 | 80 | 80 | 24 | 43 | 110 | 0 | 0 | 0 | 0 | 0 | 5 | 0 | 4.93 |
| SP | Lucchesi, J.Lucchesi, Joey # >> | 26 | 2019 | L | 66 | 32 | 32 | 3 | 6 | 5.89 | .341 | 1.54 | 10.3 | 3.5 | 8.2 | 136.0 | 156 | 91 | 89 | 26 | 53 | 124 | 0 | 0 | 0 | 0 | 2 | 2 | 9 | 4.88 |
| CL | Clippard, T.Clippard, Tyler >> | 34 | 2019 | R | 97 | 76 | 0 | 5 | 9 | 3.23 | .270 | 1.05 | 7.2 | 2.4 | 10.8 | 83.2 | 66 | 34 | 30 | 12 | 22 | 100 | 0 | 32 | 10 | 0 | 0 | 5 | 2 | 3.45 |
| RP | Wingenter, T.Wingenter, Trey >> | 25 | 2019 | R | 77 | 88 | 0 | 9 | 6 | 4.36 | .346 | 1.56 | 7.7 | 6.4 | 13.4 | 88.2 | 75 | 44 | 43 | 8 | 63 | 131 | 0 | 0 | 5 | 0 | 0 | 3 | 4 | 3.45 |
| RP | Hughes, J.Hughes, Jared >> | 33 | 2019 | R | 63 | 67 | 0 | 3 | 6 | 3.22 | .318 | 1.40 | 8.7 | 3.9 | 8.7 | 64.1 | 62 | 25 | 23 | 4 | 28 | 62 | 0 | 1 | 2 | 0 | 0 | 0 | 1 | 3.19 |
| RP | Buttrey, T.Buttrey, Ty >> | 26 | 2019 | R | 48 | 55 | 0 | 3 | 1 | 5.40 | .353 | 1.56 | 10.0 | 4.1 | 10.5 | 55.0 | 61 | 36 | 33 | 9 | 25 | 64 | 0 | 1 | 1 | 0 | 0 | 4 | 2 | 4.38 |