| SP | Glasnow, T.Glasnow, Tyler >> | 25 | 2019 | R | 99 | 20 | 20 | 8 | 4 | 4.26 | .273 | 1.10 | 8.1 | 1.8 | 10.7 | 101.1 | 91 | 51 | 48 | 21 | 20 | 120 | 0 | 0 | 0 | 0 | 7 | 3 | 2 | 4.01 |
| SP | Montas, F.Montas, Frankie >> | 26 | 2019 | R | 81 | 19 | 19 | 6 | 4 | 4.32 | .311 | 1.32 | 8.7 | 3.2 | 9.3 | 102.0 | 99 | 50 | 49 | 15 | 36 | 105 | 0 | 0 | 0 | 0 | 10 | 3 | 5 | 4.00 |
| SP | Lamet, D.Lamet, Dinelson >> | 26 | 2019 | R | 73 | 19 | 19 | 3 | 7 | 6.26 | .344 | 1.55 | 9.1 | 5.0 | 11.5 | 87.2 | 88 | 63 | 61 | 12 | 48 | 111 | 0 | 0 | 0 | 0 | 3 | 2 | 8 | 3.97 |
| SP | Snell, B.Snell, Blake # >> | 26 | 2019 | L | 66 | 24 | 17 | 1 | 7 | 6.89 | .358 | 1.62 | 11.3 | 3.4 | 11.4 | 79.2 | 99 | 61 | 61 | 17 | 30 | 100 | 0 | 0 | 0 | 0 | 1 | 4 | 5 | 4.56 |
| RP | Workman, B.Workman, Brandon >> | 30 | 2019 | R | 94 | 66 | 0 | 8 | 4 | 4.09 | .320 | 1.38 | 5.8 | 6.5 | 10.9 | 88.0 | 57 | 43 | 40 | 7 | 64 | 107 | 0 | 2 | 1 | 0 | 0 | 3 | 5 | 3.89 |
| RP | Anderson, N.Anderson, Nick >> | 28 | 2019 | R | 80 | 62 | 0 | 2 | 2 | 3.73 | .293 | 1.21 | 8.0 | 3.0 | 9.9 | 79.2 | 70 | 33 | 33 | 14 | 26 | 87 | 0 | 2 | 2 | 0 | 0 | 3 | 5 | 4.20 |
| RP | Brebbia, J.Brebbia, John >> | 29 | 2019 | R | 68 | 56 | 0 | 3 | 1 | 3.53 | .334 | 1.45 | 9.7 | 3.4 | 10.4 | 66.1 | 71 | 26 | 26 | 11 | 25 | 76 | 0 | 0 | 0 | 0 | 0 | 4 | 0 | 4.18 |
| CL | Jansen, K.Jansen, Kenley † >> | 31 | 2019 | R | 78 | 62 | 0 | 1 | 7 | 4.60 | .284 | 1.17 | 7.4 | 3.2 | 10.5 | 78.1 | 64 | 41 | 40 | 9 | 28 | 91 | 0 | 22 | 4 | 0 | 0 | 1 | 0 | 3.28 |