| SP | Walsh, E.Walsh, Ed † $$ >> | 29 | 1910 | R | 93 | 31 | 31 | 14 | 12 | 3.51 | .281 | 1.16 | 7.3 | 3.2 | 5.2 | 215.2 | 174 | 92 | 84 | 24 | 77 | 124 | 8 | 0 | 0 | 3 | 17 | 2 | 5 | 4.40 |
| SP | Leonard, D.Leonard, Dutch >> | 22 | 1914 | L | 91 | 30 | 30 | 16 | 9 | 3.22 | .279 | 1.15 | 6.9 | 3.5 | 5.1 | 204.1 | 157 | 78 | 73 | 15 | 79 | 115 | 3 | 0 | 0 | 1 | 18 | 1 | 2 | 4.00 |
| SP | Reulbach, E.Reulbach, Ed † $$ >> | 24 | 1906 | R | 60 | 29 | 29 | 14 | 9 | 3.80 | .307 | 1.30 | 7.9 | 3.9 | 4.5 | 196.2 | 172 | 90 | 83 | 24 | 84 | 97 | 2 | 0 | 0 | 0 | 19 | 5 | 2 | 4.96 |
| SP | Krause, H.Krause, Harry # >> | 21 | 1909 | L | 72 | 30 | 30 | 13 | 6 | 3.66 | .282 | 1.16 | 8.5 | 2.0 | 4.8 | 191.2 | 181 | 81 | 78 | 24 | 42 | 101 | 2 | 0 | 0 | 0 | 21 | 3 | 2 | 4.28 |
| CL | Kimbrel, C.Kimbrel, Craig † >> | 24 | 2012 | R | 100 | 55 | 0 | 3 | 6 | 1.71 | .183 | 0.67 | 3.7 | 2.3 | 9.9 | 58.0 | 24 | 11 | 11 | 6 | 15 | 64 | 0 | 37 | 0 | 0 | 0 | 0 | 0 | 2.91 |
| RP | Papelbon, J.Papelbon, Jonathan >> | 27 | 2007 | R | 92 | 74 | 0 | 3 | 1 | 3.63 | .277 | 1.15 | 6.6 | 3.8 | 11.0 | 67.0 | 49 | 30 | 27 | 9 | 28 | 82 | 0 | 2 | 4 | 0 | 0 | 0 | 0 | 3.55 |
| RP | Capps, C.Capps, Carter >> | 24 | 2015 | R | 85 | 52 | 0 | 5 | 3 | 4.56 | .279 | 1.16 | 7.1 | 3.4 | 10.9 | 53.1 | 42 | 29 | 27 | 12 | 20 | 64 | 0 | 0 | 2 | 0 | 0 | 0 | 4 | 4.66 |
| RP | Rivera, M.Rivera, Mariano >> | 39 | 2008 | R | 85 | 35 | 0 | 1 | 0 | 4.24 | .292 | 1.24 | 10.1 | 1.1 | 8.2 | 34.0 | 38 | 16 | 16 | 3 | 4 | 31 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 2.68 |
| RP | Britton, Z.Britton, Zach >> | 28 | 2016 | L | 78 | 79 | 0 | 6 | 0 | 4.95 | .332 | 1.49 | 9.2 | 4.4 | 8.6 | 43.2 | 44 | 25 | 24 | 5 | 21 | 41 | 0 | 1 | 5 | 0 | 0 | 0 | 5 | 4.07 |
| RP | Holland, G.Holland, Greg >> | 27 | 2013 | R | 72 | 21 | 0 | 2 | 2 | 2.30 | .255 | 1.02 | 5.7 | 3.7 | 7.3 | 27.1 | 17 | 8 | 7 | 0 | 11 | 22 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2.59 |
| RP | Marmol, C.Marmol, Carlos >> | 26 | 2008 | R | 71 | 19 | 0 | 1 | 2 | 2.89 | .188 | 0.70 | 3.0 | 3.5 | 6.0 | 18.2 | 6 | 6 | 6 | 0 | 7 | 12 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 2.83 |
| RP | Harvey, B.Harvey, Bryan >> | 28 | 1991 | R | 66 | 22 | 0 | 1 | 0 | 1.73 | .333 | 1.46 | 9.3 | 3.8 | 7.3 | 26.0 | 27 | 6 | 5 | 1 | 11 | 21 | 0 | 0 | 0 | 0 | 0 | 1 | 2 | 3.27 |