| SP | Scherzer, M.Scherzer, Max >> | 35 | 2019 | R | 94 | 32 | 32 | 12 | 13 | 5.79 | .342 | 1.54 | 11.1 | 2.8 | 11.3 | 152.1 | 187 | 103 | 98 | 30 | 48 | 191 | 0 | 0 | 0 | 0 | 9 | 3 | 0 | 4.06 |
| SP | Darvish, Y.Darvish, Yu >> | 32 | 2019 | R | 90 | 30 | 30 | 6 | 9 | 3.93 | .304 | 1.29 | 7.7 | 3.9 | 10.7 | 142.0 | 122 | 65 | 62 | 12 | 61 | 169 | 0 | 0 | 0 | 0 | 11 | 3 | 3 | 3.07 |
| SP | Samardzija, J.Samardzija, Jeff >> | 34 | 2019 | R | 80 | 29 | 29 | 5 | 12 | 6.35 | .337 | 1.48 | 10.3 | 3.0 | 8.3 | 123.1 | 141 | 88 | 87 | 31 | 41 | 113 | 0 | 0 | 0 | 0 | 8 | 6 | 2 | 5.59 |
| SP | Soroka, M.Soroka, Mike >> | 21 | 2019 | R | 75 | 28 | 28 | 11 | 5 | 4.14 | .332 | 1.48 | 9.8 | 3.5 | 7.9 | 139.0 | 152 | 72 | 64 | 24 | 54 | 122 | 1 | 0 | 0 | 0 | 10 | 1 | 2 | 4.68 |
| SP | Yamamoto, J.Yamamoto, Jordan >> | 23 | 2019 | R | 84 | 29 | 25 | 8 | 4 | 4.27 | .313 | 1.35 | 7.3 | 4.9 | 10.9 | 122.1 | 99 | 61 | 58 | 17 | 66 | 148 | 0 | 1 | 0 | 0 | 6 | 2 | 9 | 4.06 |
| CL | Pagan, E.Pagan, Emilio >> | 28 | 2019 | R | 99 | 73 | 0 | 4 | 6 | 2.93 | .254 | 0.97 | 7.1 | 1.6 | 11.6 | 86.0 | 68 | 28 | 28 | 13 | 15 | 111 | 0 | 22 | 9 | 0 | 0 | 5 | 1 | 3.08 |
| RP | Harris, W.Harris, Will >> | 34 | 2019 | R | 88 | 82 | 0 | 4 | 3 | 3.56 | .294 | 1.23 | 8.1 | 3.0 | 10.9 | 98.2 | 88 | 40 | 39 | 7 | 33 | 119 | 0 | 1 | 3 | 0 | 0 | 2 | 4 | 2.57 |
| RP | Rogers, T.Rogers, Taylor >> | 28 | 2019 | L | 81 | 93 | 0 | 3 | 1 | 5.94 | .313 | 1.36 | 10.4 | 1.9 | 10.7 | 86.1 | 99 | 58 | 57 | 18 | 18 | 102 | 0 | 1 | 3 | 0 | 0 | 1 | 2 | 4.01 |
| RP | Robles, H.Robles, Hansel >> | 28 | 2019 | R | 77 | 82 | 0 | 4 | 1 | 5.89 | .364 | 1.65 | 11.4 | 3.5 | 10.8 | 84.0 | 106 | 61 | 55 | 21 | 33 | 101 | 0 | 3 | 3 | 0 | 0 | 5 | 4 | 5.20 |
| SP | Hendricks, K.Hendricks, Kyle >> | 29 | 2019 | R | 68 | 10 | 2 | 1 | 4 | 6.75 | .375 | 1.80 | 14.9 | 1.4 | 10.4 | 20.0 | 33 | 18 | 15 | 3 | 3 | 23 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 3.10 |
| SP | Taillon, J.Taillon, Jameson >> | 27 | 2019 | R | 71 | 48 | 0 | 4 | 7 | 4.85 | .322 | 1.39 | 10.2 | 2.4 | 8.8 | 94.2 | 107 | 52 | 51 | 21 | 25 | 92 | 0 | 9 | 3 | 0 | 0 | 3 | 6 | 4.84 |