| SP | Steele, E.Steele, Elmer † >> | 22 | 1908 | R | 85 | 17 | 17 | 13 | 3 | 2.88 | .272 | 1.11 | 8.2 | 1.8 | 5.3 | 137.1 | 125 | 45 | 44 | 12 | 28 | 81 | 9 | 0 | 0 | 3 | 11 | 1 | 0 | 3.59 |
| SP | Martinez, P.Martinez, Pedro >> | 30 | 2001 | R | 75 | 17 | 17 | 4 | 8 | 5.96 | .351 | 1.61 | 11.2 | 3.4 | 9.3 | 108.2 | 134 | 79 | 72 | 14 | 41 | 111 | 0 | 0 | 0 | 0 | 6 | 1 | 3 | 3.80 |
| SP | Morgan, C.Morgan, Cy † >> | 29 | 1907 | R | 70 | 16 | 16 | 11 | 5 | 2.87 | .253 | 1.02 | 5.8 | 3.4 | 5.1 | 128.2 | 83 | 43 | 41 | 9 | 48 | 72 | 5 | 0 | 0 | 2 | 11 | 0 | 3 | 3.91 |
| RP | Uehara, K.Uehara, Koji >> | 38 | 2013 | R | 99 | 49 | 0 | 1 | 0 | 2.84 | .231 | 0.90 | 6.5 | 1.6 | 10.0 | 44.1 | 32 | 15 | 14 | 0 | 8 | 49 | 0 | 3 | 1 | 0 | 0 | 0 | 0 | 1.32 |
| RP | Kimbrel, C.Kimbrel, Craig >> | 29 | 2017 | R | 98 | 39 | 0 | 4 | 3 | 3.00 | .240 | 0.92 | 6.2 | 2.1 | 8.5 | 39.0 | 27 | 13 | 13 | 5 | 9 | 37 | 0 | 3 | 3 | 0 | 0 | 1 | 1 | 3.54 |
| RP | Chapman, A.Chapman, Aroldis >> | 37 | 2025 | L | 97 | 52 | 0 | 0 | 0 | 1.91 | .241 | 0.92 | 5.1 | 3.2 | 9.0 | 28.1 | 16 | 7 | 6 | 0 | 10 | 28 | 0 | 1 | 0 | 0 | 0 | 1 | 3 | 2.18 |
| RP | Brasier, R.Brasier, Ryan >> | 30 | 2018 | R | 78 | 22 | 0 | 2 | 1 | 2.00 | .250 | 0.94 | 6.0 | 2.5 | 8.0 | 18.0 | 12 | 4 | 4 | 1 | 5 | 16 | 0 | 6 | 0 | 0 | 0 | 1 | 1 | 2.94 |
| RP | Papelbon, J.Papelbon, Jonathan >> | 27 | 2007 | R | 93 | 13 | 0 | 1 | 1 | 3.60 | .318 | 1.40 | 8.1 | 4.5 | 9.0 | 10.0 | 9 | 4 | 4 | 0 | 5 | 10 | 0 | 3 | 0 | 0 | 0 | 0 | 0 | 2.50 |
| RP | Miller, A.Miller, Andrew >> | 29 | 2014 | L | 65 | 31 | 0 | 1 | 0 | 4.86 | .286 | 1.14 | 6.8 | 3.9 | 6.8 | 16.2 | 12 | 9 | 9 | 1 | 7 | 12 | 0 | 2 | 0 | 0 | 0 | 1 | 2 | 3.81 |