| SP | Foster, R.Foster, Rube # >> | 26 | 1914 | R | 53 | 10 | 10 | 0 | 8 | 4.58 | .271 | 1.11 | 8.5 | 1.6 | 2.5 | 72.2 | 68 | 37 | 37 | 11 | 13 | 20 | 1 | 0 | 0 | 0 | 5 | 0 | 0 | 4.97 |
| SP | Wakefield, T.Wakefield, Tim >> | 37 | 2003 | R | 33 | 10 | 9 | 4 | 2 | 4.58 | .326 | 1.43 | 9.0 | 3.9 | 5.4 | 53.0 | 53 | 28 | 27 | 8 | 23 | 32 | 0 | 0 | 0 | 0 | 5 | 1 | 0 | 5.11 |
| SP | Pennock, H.Pennock, Herb >> | 26 | 1920 | L | 30 | 9 | 9 | 2 | 4 | 6.26 | .343 | 1.53 | 10.8 | 3.1 | 4.0 | 50.1 | 60 | 35 | 35 | 10 | 17 | 22 | 0 | 0 | 0 | 0 | 5 | 2 | 1 | 5.86 |
| RP | Uehara, K.Uehara, Koji >> | 38 | 2013 | R | 100 | 28 | 0 | 2 | 4 | 3.30 | .234 | 0.92 | 5.9 | 2.5 | 9.0 | 43.2 | 28 | 17 | 16 | 5 | 12 | 43 | 0 | 1 | 1 | 0 | 0 | 0 | 1 | 3.35 |
| RP | Kimbrel, C.Kimbrel, Craig >> | 29 | 2017 | R | 96 | 31 | 0 | 1 | 2 | 2.52 | .280 | 1.17 | 6.9 | 3.7 | 8.1 | 39.1 | 30 | 11 | 11 | 5 | 16 | 35 | 0 | 1 | 2 | 0 | 0 | 0 | 0 | 4.10 |
| RP | Chapman, A.Chapman, Aroldis >> | 37 | 2025 | L | 94 | 22 | 0 | 0 | 3 | 5.06 | .298 | 1.24 | 6.2 | 5.2 | 6.6 | 26.2 | 18 | 15 | 15 | 5 | 15 | 19 | 0 | 0 | 2 | 0 | 0 | 1 | 2 | 5.88 |
| RP | Papelbon, J.Papelbon, Jonathan >> | 29 | 2009 | R | 35 | 18 | 0 | 0 | 0 | 4.91 | .389 | 1.85 | 9.0 | 8.0 | 10.0 | 18.1 | 18 | 10 | 10 | 1 | 16 | 20 | 0 | 2 | 0 | 0 | 0 | 1 | 0 | 4.33 |
| RP | Fornieles, M.Fornieles, Mike >> | 28 | 1960 | R | 25 | 16 | 0 | 1 | 0 | 5.14 | .394 | 1.95 | 10.7 | 6.9 | 5.1 | 21.0 | 25 | 12 | 12 | 3 | 16 | 12 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 6.00 |