| SP | Foster, R.Foster, Rube >> | 26 | 1914 | R | 59 | 5 | 5 | 1 | 2 | 3.38 | .307 | 1.33 | 7.1 | 5.0 | 6.4 | 34.2 | 27 | 13 | 13 | 4 | 19 | 24 | 0 | 0 | 0 | 0 | 4 | 0 | 0 | 4.79 |
| SP | Wakefield, T.Wakefield, Tim >> | 37 | 2003 | R | 37 | 6 | 6 | 2 | 4 | 11.63 | .420 | 2.12 | 16.7 | 3.0 | 6.4 | 21.2 | 39 | 28 | 28 | 10 | 7 | 15 | 0 | 0 | 0 | 0 | 1 | 1 | 0 | 8.90 |
| SP | Pennock, H.Pennock, Herb # >> | 26 | 1920 | L | 29 | 5 | 5 | 1 | 3 | 5.01 | .345 | 1.48 | 11.3 | 2.3 | 4.8 | 32.1 | 40 | 18 | 18 | 3 | 8 | 17 | 0 | 0 | 0 | 0 | 2 | 3 | 1 | 4.19 |
| RP | Uehara, K.Uehara, Koji >> | 38 | 2013 | R | 99 | 18 | 0 | 0 | 1 | 5.57 | .330 | 1.48 | 10.7 | 2.6 | 8.1 | 21.0 | 25 | 13 | 13 | 3 | 6 | 19 | 0 | 1 | 1 | 0 | 0 | 0 | 1 | 3.90 |
| RP | Kimbrel, C.Kimbrel, Craig >> | 29 | 2017 | R | 98 | 13 | 0 | 0 | 0 | 2.30 | .365 | 1.72 | 10.8 | 5.4 | 12.0 | 15.2 | 18 | 5 | 4 | 1 | 9 | 20 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3.00 |
| RP | Chapman, A.Chapman, Aroldis >> | 37 | 2025 | L | 97 | 16 | 0 | 1 | 0 | 2.95 | .281 | 1.13 | 6.4 | 3.9 | 12.0 | 21.1 | 15 | 7 | 7 | 3 | 9 | 28 | 0 | 1 | 1 | 0 | 0 | 1 | 0 | 3.62 |
| RP | Papelbon, J.Papelbon, Jonathan >> | 29 | 2009 | R | 38 | 14 | 0 | 0 | 1 | 11.34 | .438 | 2.34 | 12.9 | 9.0 | 11.3 | 16.2 | 23 | 21 | 21 | 6 | 16 | 20 | 0 | 1 | 2 | 0 | 0 | 0 | 0 | 8.38 |
| RP | Fornieles, M.Fornieles, Mike >> | 28 | 1960 | R | 30 | 15 | 0 | 0 | 2 | 7.50 | .393 | 1.89 | 12.0 | 5.0 | 4.5 | 18.0 | 24 | 15 | 15 | 6 | 10 | 9 | 0 | 1 | 1 | 0 | 0 | 1 | 0 | 8.17 |