| SP | Gibson, B.Gibson, Bob $ >> | 33 | 1968 | R | 93 | 33 | 33 | 10 | 10 | 3.82 | .295 | 1.24 | 8.4 | 2.8 | 5.6 | 233.0 | 218 | 112 | 99 | 20 | 72 | 145 | 4 | 0 | 0 | 0 | 22 | 2 | 1 | 3.82 |
| SP | Brown, M.Brown, Mordecai # >> | 32 | 1908 | R | 85 | 32 | 32 | 15 | 9 | 4.06 | .280 | 1.15 | 8.5 | 1.8 | 4.2 | 224.0 | 212 | 111 | 101 | 26 | 45 | 105 | 4 | 0 | 0 | 0 | 19 | 4 | 5 | 4.23 |
| SP | Cicotte, E.Cicotte, Eddie >> | 33 | 1917 | R | 74 | 30 | 30 | 9 | 11 | 5.57 | .355 | 1.62 | 11.1 | 3.5 | 4.1 | 185.2 | 229 | 120 | 115 | 18 | 72 | 85 | 1 | 0 | 0 | 1 | 14 | 6 | 2 | 4.61 |
| CL | Chapman, A.Chapman, Aroldis † >> | 26 | 2014 | L | 94 | 61 | 0 | 7 | 6 | 2.89 | .284 | 1.17 | 4.9 | 5.7 | 10.3 | 62.1 | 34 | 21 | 20 | 5 | 39 | 71 | 0 | 31 | 3 | 0 | 0 | 1 | 1 | 3.69 |
| RP | Gallegos, G.Gallegos, Giovanny $ >> | 27 | 2019 | R | 82 | 73 | 0 | 5 | 2 | 4.19 | .311 | 1.30 | 7.9 | 3.8 | 8.8 | 73.0 | 64 | 37 | 34 | 8 | 31 | 71 | 0 | 2 | 6 | 0 | 0 | 4 | 3 | 3.92 |
| RP | Treinen, B.Treinen, Blake >> | 30 | 2018 | R | 79 | 40 | 0 | 5 | 4 | 6.81 | .350 | 1.56 | 10.8 | 3.5 | 7.6 | 39.2 | 47 | 30 | 30 | 5 | 15 | 33 | 0 | 2 | 0 | 0 | 0 | 2 | 2 | 4.28 |
| RP | Betancourt, R.Betancourt, Rafael >> | 32 | 2007 | R | 77 | 26 | 0 | 1 | 3 | 6.75 | .327 | 1.46 | 11.2 | 2.2 | 7.6 | 25.1 | 31 | 19 | 19 | 4 | 6 | 21 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 4.12 |
| RP | Zimmerman, J.Zimmerman, Jeff >> | 27 | 1999 | R | 70 | 33 | 0 | 0 | 2 | 4.50 | .303 | 1.25 | 6.8 | 4.5 | 5.5 | 36.0 | 27 | 18 | 18 | 4 | 18 | 22 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 4.89 |