| SP | deGrom, J.deGrom, Jacob >> | 31 | 2019 | R | 98 | 33 | 33 | 11 | 9 | 3.29 | .287 | 1.17 | 8.2 | 2.4 | 10.8 | 219.0 | 199 | 91 | 80 | 37 | 58 | 263 | 0 | 0 | 0 | 0 | 23 | 8 | 7 | 3.70 |
| SP | Maeda, K.Maeda, Kenta # >> | 31 | 2019 | R | 93 | 33 | 33 | 5 | 9 | 4.32 | .317 | 1.34 | 8.9 | 3.2 | 10.5 | 148.0 | 146 | 71 | 71 | 26 | 53 | 173 | 0 | 0 | 0 | 0 | 0 | 7 | 2 | 4.16 |
| SP | Darvish, Y.Darvish, Yu >> | 32 | 2019 | R | 91 | 32 | 32 | 10 | 12 | 4.95 | .340 | 1.49 | 9.8 | 3.6 | 11.3 | 183.2 | 199 | 106 | 101 | 31 | 74 | 229 | 1 | 0 | 0 | 1 | 11 | 11 | 10 | 4.09 |
| SP | German, D.German, Domingo # >> | 26 | 2019 | R | 81 | 32 | 32 | 7 | 14 | 5.21 | .346 | 1.56 | 10.7 | 3.3 | 9.3 | 171.0 | 204 | 103 | 99 | 32 | 62 | 176 | 0 | 0 | 0 | 0 | 10 | 5 | 2 | 4.55 |
| CL | Pagan, E.Pagan, Emilio >> | 28 | 2019 | R | 99 | 85 | 0 | 4 | 8 | 4.91 | .311 | 1.34 | 8.9 | 3.3 | 9.6 | 91.2 | 90 | 52 | 50 | 16 | 33 | 97 | 0 | 32 | 9 | 0 | 0 | 1 | 6 | 4.27 |
| SU | Garcia, Y.Garcia, Yimi >> | 28 | 2019 | R | 97 | 90 | 0 | 2 | 6 | 4.89 | .339 | 1.51 | 9.9 | 3.8 | 10.4 | 95.2 | 104 | 54 | 52 | 14 | 40 | 110 | 0 | 2 | 8 | 0 | 0 | 3 | 1 | 3.96 |
| RP | Bummer, A.Bummer, Aaron >> | 25 | 2019 | L | 90 | 93 | 0 | 10 | 7 | 4.27 | .320 | 1.38 | 8.3 | 4.1 | 8.5 | 128.2 | 118 | 68 | 61 | 15 | 59 | 121 | 0 | 0 | 5 | 0 | 0 | 5 | 5 | 4.13 |
| RP | Jansen, K.Jansen, Kenley >> | 31 | 2019 | R | 86 | 75 | 0 | 9 | 8 | 6.17 | .363 | 1.63 | 11.3 | 3.4 | 10.7 | 74.1 | 93 | 54 | 51 | 17 | 28 | 88 | 0 | 3 | 2 | 0 | 0 | 6 | 2 | 4.99 |
| SP | Bassitt, C.Bassitt, Chris >> | 30 | 2019 | R | 78 | 27 | 0 | 1 | 6 | 5.28 | .350 | 1.59 | 10.6 | 3.7 | 7.7 | 75.0 | 88 | 47 | 44 | 14 | 31 | 64 | 0 | 2 | 1 | 0 | 0 | 2 | 2 | 5.04 |