| SP | deGrom, J.deGrom, Jacob >> | 31 | 2019 | R | 98 | 33 | 33 | 7 | 18 | 4.26 | .279 | 1.14 | 7.9 | 2.3 | 10.5 | 211.1 | 186 | 104 | 100 | 36 | 54 | 247 | 2 | 0 | 0 | 1 | 18 | 5 | 2 | 3.72 |
| SP | Darvish, Y.Darvish, Yu >> | 32 | 2019 | R | 92 | 33 | 33 | 6 | 15 | 4.75 | .306 | 1.30 | 8.0 | 3.7 | 12.0 | 178.0 | 158 | 98 | 94 | 28 | 74 | 238 | 0 | 0 | 0 | 0 | 15 | 4 | 8 | 3.69 |
| SP | Urquidy, J.Urquidy, Jose >> | 24 | 2019 | R | 80 | 32 | 32 | 10 | 9 | 4.12 | .293 | 1.21 | 9.2 | 1.6 | 8.7 | 153.0 | 157 | 73 | 70 | 30 | 28 | 148 | 0 | 0 | 0 | 0 | 5 | 5 | 10 | 4.26 |
| SP | DeSclafani, A.DeSclafani, Anthony >> | 29 | 2019 | R | 74 | 34 | 32 | 6 | 16 | 6.06 | .341 | 1.52 | 10.1 | 3.6 | 9.5 | 160.1 | 180 | 115 | 108 | 40 | 64 | 169 | 0 | 0 | 0 | 0 | 10 | 5 | 3 | 5.43 |
| RP | Clippard, T.Clippard, Tyler >> | 34 | 2019 | R | 99 | 103 | 0 | 7 | 4 | 3.85 | .267 | 1.06 | 7.7 | 1.8 | 9.8 | 147.1 | 126 | 65 | 63 | 24 | 30 | 160 | 0 | 5 | 2 | 0 | 0 | 5 | 8 | 3.66 |
| RP | Neris, H.Neris, Hector >> | 30 | 2019 | R | 95 | 98 | 0 | 2 | 8 | 4.79 | .316 | 1.35 | 8.4 | 3.8 | 11.8 | 120.1 | 112 | 68 | 64 | 17 | 51 | 157 | 0 | 9 | 3 | 0 | 0 | 4 | 6 | 3.60 |
| RP | Kahnle, T.Kahnle, Tommy >> | 29 | 2019 | R | 91 | 90 | 0 | 7 | 5 | 4.61 | .326 | 1.39 | 8.7 | 3.9 | 11.3 | 105.1 | 101 | 59 | 54 | 16 | 45 | 132 | 0 | 8 | 3 | 0 | 0 | 7 | 7 | 3.95 |
| RP | Crichton, S.Crichton, Stefan >> | 27 | 2019 | R | 88 | 73 | 0 | 7 | 5 | 4.18 | .278 | 1.14 | 7.5 | 2.8 | 10.7 | 84.0 | 70 | 40 | 39 | 16 | 26 | 100 | 0 | 6 | 4 | 0 | 0 | 1 | 2 | 4.06 |
| RP | Guerra, J.Guerra, Junior >> | 34 | 2019 | R | 84 | 66 | 0 | 3 | 4 | 4.08 | .310 | 1.29 | 6.9 | 4.8 | 8.3 | 81.2 | 62 | 37 | 37 | 13 | 43 | 75 | 0 | 5 | 0 | 0 | 0 | 5 | 4 | 5.01 |