| SP | Martinez, P.Martinez, Pedro >> | 29 | 2000 | R | 98 | 7 | 7 | 2 | 5 | 3.63 | .264 | 1.07 | 8.0 | 1.8 | 9.8 | 44.2 | 39 | 18 | 18 | 6 | 9 | 48 | 3 | 0 | 0 | 1 | 4 | 0 | 0 | 3.20 |
| SP | Steele, E.Steele, Elmer >> | 22 | 1908 | R | 78 | 6 | 6 | 5 | 0 | 3.15 | .290 | 1.20 | 8.8 | 2.0 | 5.2 | 40.0 | 39 | 14 | 14 | 2 | 9 | 23 | 0 | 0 | 0 | 0 | 5 | 1 | 0 | 3.25 |
| SP | Buchholz, C.Buchholz, Clay >> | 29 | 2013 | R | 69 | 6 | 6 | 0 | 2 | 8.22 | .373 | 1.78 | 11.7 | 4.3 | 6.3 | 23.0 | 30 | 21 | 21 | 5 | 11 | 16 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 5.87 |
| RP | Papelbon, J.Papelbon, Jonathan >> | 27 | 2007 | R | 91 | 19 | 0 | 1 | 0 | 5.49 | .344 | 1.53 | 12.3 | 1.9 | 9.9 | 19.2 | 26 | 12 | 12 | 2 | 4 | 21 | 0 | 0 | 1 | 0 | 0 | 1 | 0 | 2.95 |
| RP | Kimbrel, C.Kimbrel, Craig >> | 29 | 2017 | R | 98 | 16 | 0 | 3 | 0 | 2.33 | .194 | 0.72 | 5.2 | 1.4 | 11.4 | 19.1 | 11 | 5 | 5 | 2 | 3 | 24 | 0 | 3 | 1 | 0 | 0 | 0 | 0 | 2.32 |
| RP | Uehara, K.Uehara, Koji >> | 38 | 2013 | R | 99 | 11 | 0 | 0 | 0 | 2.45 | .267 | 1.09 | 8.4 | 1.9 | 6.4 | 14.2 | 13 | 4 | 4 | 2 | 3 | 10 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4.07 |
| RP | Chapman, A.Chapman, Aroldis >> | 37 | 2025 | L | 96 | 19 | 0 | 0 | 0 | 2.51 | .204 | 0.77 | 5.1 | 1.9 | 10.9 | 14.1 | 8 | 4 | 4 | 0 | 3 | 17 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1.21 |
| RP | Brasier, R.Brasier, Ryan >> | 30 | 2018 | R | 82 | 13 | 0 | 1 | 0 | 3.14 | .338 | 1.53 | 10.3 | 3.9 | 6.4 | 14.1 | 16 | 5 | 5 | 0 | 6 | 10 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2.86 |
| SP | Dempster, R.Dempster, Ryan >> | 36 | 2013 | R | 23 | 3 | 0 | 1 | 1 | 2.35 | .233 | 0.91 | 6.4 | 2.6 | 3.9 | 7.2 | 5 | 2 | 2 | 0 | 2 | 3 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 3.00 |