| SP | Cole, G.Cole, Gerrit # >> | 28 | 2019 | R | 91 | 23 | 23 | 5 | 13 | 5.65 | .337 | 1.51 | 9.9 | 3.8 | 9.5 | 135.1 | 148 | 91 | 85 | 25 | 57 | 142 | 2 | 0 | 0 | 1 | 7 | 1 | 2 | 4.59 |
| SP | Nelson, R.Nelson, Roger >> | 28 | 1972 | R | 84 | 22 | 22 | 7 | 7 | 4.21 | .316 | 1.36 | 10.2 | 2.1 | 5.5 | 115.1 | 130 | 62 | 54 | 16 | 27 | 70 | 0 | 0 | 0 | 0 | 9 | 3 | 5 | 4.37 |
| SP | Bender, C.Bender, Chief # >> | 26 | 1910 | R | 71 | 22 | 22 | 6 | 11 | 6.27 | .333 | 1.49 | 10.5 | 2.9 | 4.2 | 140.2 | 164 | 106 | 98 | 24 | 45 | 66 | 5 | 0 | 0 | 1 | 6 | 2 | 6 | 5.29 |
| SP | Gooden, D.Gooden, Dwight >> | 21 | 1985 | R | 68 | 22 | 22 | 6 | 12 | 6.11 | .336 | 1.49 | 9.7 | 3.8 | 5.6 | 126.2 | 136 | 94 | 86 | 17 | 53 | 78 | 2 | 0 | 0 | 0 | 8 | 3 | 3 | 4.85 |
| SP | Chesbro, J.Chesbro, Jack >> | 30 | 1904 | R | 65 | 21 | 21 | 6 | 10 | 5.50 | .340 | 1.52 | 10.4 | 3.3 | 3.9 | 137.1 | 159 | 87 | 84 | 18 | 50 | 59 | 5 | 0 | 0 | 1 | 9 | 3 | 3 | 5.01 |
| RP | Wagner, B.Wagner, Billy >> | 28 | 1999 | L | 95 | 68 | 0 | 1 | 1 | 4.52 | .308 | 1.34 | 8.3 | 3.9 | 10.9 | 63.2 | 58 | 33 | 32 | 10 | 27 | 76 | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 3.94 |
| RP | Boxberger, B.Boxberger, Brad >> | 26 | 2014 | R | 83 | 50 | 0 | 2 | 3 | 3.60 | .286 | 1.20 | 6.8 | 4.1 | 9.2 | 60.0 | 45 | 27 | 24 | 8 | 27 | 61 | 0 | 3 | 3 | 0 | 0 | 0 | 2 | 4.05 |
| RP | Clippard, T.Clippard, Tyler >> | 26 | 2011 | R | 79 | 49 | 0 | 6 | 3 | 3.17 | .256 | 1.03 | 6.0 | 3.4 | 7.7 | 48.1 | 32 | 19 | 17 | 10 | 18 | 41 | 0 | 5 | 0 | 0 | 0 | 0 | 0 | 5.13 |
| RP | Gregerson, L.Gregerson, Luke >> | 26 | 2010 | R | 73 | 37 | 0 | 2 | 1 | 4.78 | .289 | 1.22 | 9.0 | 2.2 | 7.8 | 37.2 | 37 | 27 | 20 | 8 | 9 | 32 | 0 | 2 | 1 | 0 | 0 | 0 | 0 | 4.81 |
| RP | Bailey, A.Bailey, Andrew >> | 25 | 2009 | R | 66 | 24 | 0 | 0 | 0 | 6.41 | .292 | 1.20 | 6.9 | 4.2 | 10.0 | 26.2 | 20 | 20 | 19 | 5 | 12 | 29 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 4.77 |
| SP | Caldwell, R.Caldwell, Ray >> | 26 | 1914 | R | 64 | 12 | 0 | 1 | 3 | 13.14 | .513 | 3.16 | 21.8 | 7.5 | 4.5 | 12.1 | 29 | 18 | 18 | 4 | 10 | 6 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8.83 |