| SP | Kershaw, C.Kershaw, Clayton >> | 28 | 2016 | L | 99 | 33 | 33 | 12 | 13 | 3.72 | .267 | 1.08 | 8.4 | 1.3 | 7.8 | 246.2 | 230 | 107 | 102 | 28 | 36 | 213 | 7 | 0 | 0 | 1 | 19 | 4 | 4 | 3.24 |
| SP | Kluber, C.Kluber, Corey >> | 31 | 2017 | R | 89 | 32 | 32 | 12 | 15 | 5.05 | .332 | 1.48 | 10.1 | 3.2 | 7.7 | 205.0 | 231 | 118 | 115 | 29 | 73 | 176 | 2 | 0 | 0 | 0 | 15 | 1 | 3 | 4.20 |
| CL | Kimbrel, C.Kimbrel, Craig † >> | 24 | 2012 | R | 100 | 65 | 0 | 4 | 6 | 2.88 | .280 | 1.15 | 7.3 | 3.1 | 10.6 | 72.0 | 58 | 25 | 23 | 5 | 25 | 85 | 0 | 38 | 2 | 0 | 0 | 1 | 4 | 2.63 |
| RP | Doolittle, S.Doolittle, Sean >> | 31 | 2018 | L | 99 | 78 | 0 | 2 | 1 | 2.93 | .283 | 1.14 | 5.5 | 4.8 | 9.7 | 67.2 | 41 | 22 | 22 | 6 | 36 | 72 | 0 | 1 | 2 | 0 | 0 | 3 | 3 | 3.76 |
| RP | Papelbon, J.Papelbon, Jonathan >> | 27 | 2007 | R | 92 | 74 | 0 | 2 | 3 | 3.99 | .292 | 1.19 | 7.8 | 3.0 | 8.9 | 65.1 | 56 | 29 | 29 | 8 | 22 | 64 | 0 | 2 | 0 | 0 | 0 | 3 | 0 | 3.78 |
| RP | Miller, A.Miller, Andrew >> | 29 | 2014 | L | 88 | 49 | 0 | 2 | 1 | 3.58 | .319 | 1.33 | 8.3 | 3.9 | 8.5 | 37.2 | 34 | 15 | 15 | 2 | 16 | 35 | 0 | 1 | 1 | 0 | 0 | 3 | 0 | 3.35 |
| RP | Treinen, B.Treinen, Blake >> | 30 | 2018 | R | 79 | 43 | 0 | 1 | 1 | 1.47 | .257 | 1.01 | 4.8 | 4.5 | 6.8 | 36.2 | 19 | 6 | 6 | 2 | 18 | 27 | 0 | 0 | 0 | 0 | 0 | 1 | 3 | 3.81 |
| RP | Broxton, J.Broxton, Jonathan >> | 25 | 2009 | R | 62 | 34 | 0 | 2 | 1 | 3.55 | .288 | 1.21 | 7.1 | 3.8 | 9.3 | 33.0 | 26 | 13 | 13 | 7 | 14 | 34 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 4.97 |