| SP | Johnson, R.Johnson, Randy | 41 | Tip-Tops | L | 84 | 27 | 27 | 11 | 8 | 3.28 | .283 | 1.17 | 8.3 | 2.2 | 7.8 | 170.1 | 157 | 62 | 62 | 19 | 42 | 147 | 1 | 0 | 0 | 1 | 19 | 3 | 3 | 3.52 |
| SP | Martinez, P.Martinez, Pedro | 29 | Bulldozers | R | 100 | 28 | 28 | 16 | 8 | 3.25 | .271 | 1.10 | 7.4 | 2.5 | 9.4 | 213.1 | 176 | 84 | 77 | 19 | 58 | 223 | 8 | 0 | 0 | 2 | 18 | 4 | 3 | 2.94 |
| SP | Leonard, D.Leonard, Dutch | 22 | Tip-Tops | L | 91 | 27 | 27 | 16 | 5 | 2.69 | .253 | 1.01 | 6.6 | 2.5 | 4.9 | 190.2 | 139 | 58 | 57 | 16 | 53 | 104 | 3 | 0 | 0 | 2 | 22 | 2 | 5 | 3.87 |
| RP | Rivera, M.Rivera, Mariano | 39 | Crabs | R | 85 | 70 | 0 | 5 | 1 | 2.42 | .260 | 1.06 | 7.8 | 1.8 | 8.5 | 96.2 | 83 | 26 | 26 | 9 | 19 | 91 | 0 | 9 | 1 | 0 | 0 | 0 | 0 | 2.92 |
| CL | Betances, D.Betances, Dellin | 26 | Monarchs | R | 93 | 60 | 0 | 3 | 5 | 1.95 | .285 | 1.20 | 6.9 | 3.9 | 8.6 | 69.1 | 53 | 17 | 15 | 0 | 30 | 66 | 0 | 35 | 4 | 0 | 0 | 0 | 1 | 2.39 |
| CL | Kimbrel, C.Kimbrel, Craig | 24 | Mustangs | R | 100 | 64 | 0 | 3 | 4 | 3.36 | .297 | 1.24 | 6.7 | 4.4 | 10.2 | 67.0 | 50 | 25 | 25 | 3 | 33 | 76 | 0 | 33 | 5 | 0 | 0 | 2 | 2 | 2.88 |