| SP | Arrieta, J.Arrieta, Jake >> | 29 | 2015 | R | 93 | 25 | 25 | 9 | 7 | 3.78 | .308 | 1.33 | 8.9 | 3.1 | 7.2 | 164.1 | 163 | 78 | 69 | 17 | 56 | 131 | 2 | 0 | 0 | 0 | 14 | 0 | 5 | 3.77 |
| SP | Pfiester, J.Pfiester, Jack † # >> | 28 | 1906 | L | 74 | 24 | 23 | 14 | 7 | 3.06 | .280 | 1.15 | 8.0 | 2.3 | 4.2 | 173.1 | 154 | 65 | 59 | 13 | 45 | 81 | 12 | 0 | 0 | 4 | 15 | 3 | 5 | 3.87 |
| SP | Bender, C.Bender, Chief >> | 26 | 1910 | R | 70 | 25 | 23 | 7 | 10 | 4.37 | .319 | 1.39 | 9.4 | 3.2 | 3.6 | 154.1 | 161 | 80 | 75 | 18 | 54 | 62 | 4 | 0 | 0 | 1 | 10 | 2 | 2 | 4.81 |
| RP | Feliz, N.Feliz, Neftali # >> | 21 | 2009 | R | 97 | 61 | 0 | 6 | 2 | 4.96 | .329 | 1.45 | 8.5 | 4.6 | 6.4 | 94.1 | 89 | 53 | 52 | 6 | 48 | 67 | 0 | 8 | 4 | 0 | 0 | 2 | 0 | 4.00 |
| RP | Betances, D.Betances, Dellin >> | 26 | 2014 | R | 93 | 48 | 0 | 3 | 0 | 3.39 | .256 | 0.99 | 5.8 | 3.2 | 8.5 | 71.2 | 46 | 27 | 27 | 9 | 25 | 67 | 0 | 6 | 1 | 0 | 0 | 3 | 2 | 3.94 |
| RP | Treinen, B.Treinen, Blake >> | 30 | 2018 | R | 79 | 24 | 0 | 4 | 3 | 3.16 | .270 | 1.03 | 4.9 | 4.4 | 9.2 | 37.0 | 20 | 13 | 13 | 4 | 18 | 38 | 0 | 2 | 2 | 0 | 0 | 3 | 1 | 4.05 |
| RP | Balfour, G.Balfour, Grant >> | 31 | 2008 | R | 75 | 19 | 0 | 1 | 1 | 3.00 | .318 | 1.33 | 7.2 | 4.8 | 7.2 | 30.0 | 24 | 12 | 10 | 1 | 16 | 24 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 3.63 |