| SP | Leonard, D.Leonard, Dutch >> | 22 | 1914 | L | 91 | 34 | 34 | 20 | 6 | 3.53 | .288 | 1.20 | 7.3 | 3.5 | 5.3 | 204.0 | 165 | 84 | 80 | 10 | 79 | 121 | 0 | 0 | 0 | 0 | 22 | 4 | 3 | 3.67 |
| SP | Mathewson, C.Mathewson, Christy >> | 28 | 1908 | R | 82 | 33 | 33 | 15 | 10 | 4.13 | .308 | 1.31 | 9.4 | 2.4 | 4.7 | 216.0 | 226 | 104 | 99 | 22 | 57 | 112 | 8 | 0 | 0 | 3 | 18 | 6 | 6 | 4.16 |
| SP | Chesbro, J.Chesbro, Jack † >> | 30 | 1904 | R | 65 | 31 | 31 | 18 | 8 | 3.83 | .292 | 1.22 | 8.1 | 2.9 | 4.2 | 206.2 | 186 | 94 | 88 | 24 | 66 | 95 | 10 | 0 | 0 | 4 | 14 | 4 | 3 | 4.61 |
| RP | Jansen, K.Jansen, Kenley >> | 28 | 2016 | R | 97 | 95 | 0 | 5 | 2 | 2.75 | .293 | 1.22 | 8.4 | 2.7 | 9.0 | 117.2 | 109 | 41 | 36 | 7 | 35 | 117 | 0 | 12 | 2 | 0 | 0 | 2 | 2 | 2.73 |
| RP | Capps, C.Capps, Carter # >> | 24 | 2015 | R | 84 | 74 | 0 | 5 | 5 | 5.02 | .307 | 1.32 | 7.9 | 4.0 | 10.3 | 84.1 | 74 | 48 | 47 | 18 | 37 | 96 | 0 | 12 | 3 | 0 | 0 | 1 | 4 | 4.86 |
| RP | Betancourt, R.Betancourt, Rafael >> | 32 | 2007 | R | 76 | 59 | 0 | 5 | 2 | 3.45 | .270 | 1.08 | 7.5 | 2.3 | 5.7 | 70.1 | 58 | 30 | 27 | 8 | 18 | 44 | 0 | 9 | 2 | 0 | 0 | 2 | 0 | 4.09 |
| RP | Bailey, A.Bailey, Andrew >> | 25 | 2009 | R | 66 | 38 | 0 | 3 | 0 | 6.25 | .356 | 1.64 | 10.4 | 4.5 | 7.7 | 40.1 | 46 | 28 | 28 | 5 | 20 | 34 | 0 | 1 | 0 | 0 | 0 | 1 | 4 | 4.50 |
| RP | Marmol, C.Marmol, Carlos >> | 26 | 2008 | R | 71 | 46 | 0 | 2 | 0 | 3.86 | .283 | 1.17 | 7.3 | 3.3 | 9.3 | 58.1 | 47 | 25 | 25 | 10 | 21 | 60 | 0 | 3 | 0 | 0 | 0 | 1 | 0 | 4.31 |