| SP | Lundgren, C.Lundgren, Carl # >> | 27 | 1907 | R | 43 | 22 | 22 | 9 | 6 | 5.35 | .331 | 1.47 | 8.5 | 4.7 | 3.9 | 136.1 | 129 | 81 | 81 | 16 | 71 | 59 | 4 | 0 | 0 | 1 | 8 | 2 | 0 | 5.27 |
| SP | Pfiester, J.Pfiester, Jack † # >> | 28 | 1906 | L | 74 | 24 | 22 | 14 | 7 | 2.93 | .257 | 1.02 | 6.5 | 2.7 | 4.6 | 175.0 | 126 | 60 | 57 | 19 | 52 | 90 | 12 | 0 | 0 | 2 | 15 | 4 | 0 | 4.34 |
| RP | Gossage, R.Gossage, Rich >> | 30 | 1981 | R | 90 | 50 | 0 | 4 | 1 | 1.84 | .238 | 0.92 | 6.0 | 2.4 | 6.8 | 68.1 | 45 | 15 | 14 | 9 | 18 | 51 | 0 | 9 | 2 | 0 | 0 | 1 | 5 | 4.06 |
| RP | Treinen, B.Treinen, Blake >> | 30 | 2018 | R | 80 | 38 | 0 | 1 | 1 | 3.33 | .281 | 1.15 | 6.9 | 3.6 | 8.3 | 48.2 | 37 | 18 | 18 | 5 | 19 | 44 | 0 | 10 | 1 | 0 | 0 | 1 | 2 | 3.77 |
| RP | Hochevar, L.Hochevar, Luke >> | 30 | 2013 | R | 78 | 27 | 0 | 3 | 3 | 3.44 | .277 | 1.15 | 7.4 | 2.9 | 7.1 | 34.0 | 28 | 13 | 13 | 2 | 11 | 27 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3.15 |
| RP | Holland, G.Holland, Greg >> | 27 | 2013 | R | 72 | 16 | 0 | 0 | 1 | 2.29 | .314 | 1.37 | 7.1 | 5.7 | 9.0 | 19.2 | 15 | 6 | 5 | 3 | 12 | 19 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 4.95 |
| RP | Valverde, J.Valverde, Jose >> | 24 | 2003 | R | 64 | 12 | 0 | 1 | 2 | 3.46 | .304 | 1.31 | 8.3 | 3.5 | 10.4 | 13.0 | 12 | 5 | 5 | 1 | 5 | 15 | 0 | 0 | 1 | 0 | 0 | 0 | 1 | 2.85 |
| RP | Smoltz, J.Smoltz, John >> | 36 | 2003 | R | 51 | 9 | 0 | 1 | 0 | 1.04 | .278 | 1.04 | 5.6 | 4.5 | 9.0 | 8.2 | 5 | 1 | 1 | 0 | 4 | 8 | 0 | 2 | 0 | 0 | 0 | 1 | 1 | 2.88 |
| RP | Wuertz, M.Wuertz, Michael >> | 31 | 2009 | R | 56 | 8 | 0 | 0 | 1 | 4.50 | .286 | 1.20 | 6.3 | 4.5 | 11.7 | 10.0 | 7 | 5 | 5 | 2 | 5 | 13 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4.50 |