| SP | Arrieta, J.Arrieta, Jake >> | 29 | 2015 | R | 92 | 7 | 7 | 1 | 2 | 7.02 | .349 | 1.56 | 9.4 | 4.6 | 8.3 | 41.0 | 43 | 32 | 32 | 11 | 21 | 38 | 1 | 0 | 0 | 0 | 3 | 2 | 1 | 6.32 |
| SP | Waddell, R.Waddell, Rube >> | 29 | 1905 | L | 67 | 8 | 7 | 4 | 2 | 1.69 | .225 | 0.80 | 5.0 | 2.3 | 5.9 | 58.2 | 32 | 11 | 11 | 1 | 15 | 38 | 3 | 0 | 0 | 1 | 7 | 4 | 0 | 2.90 |
| RP | Doolittle, S.Doolittle, Sean >> | 31 | 2018 | L | 99 | 19 | 0 | 1 | 1 | 2.63 | .287 | 1.17 | 9.0 | 1.5 | 6.4 | 24.0 | 24 | 9 | 7 | 3 | 4 | 17 | 0 | 1 | 1 | 0 | 0 | 1 | 0 | 3.83 |
| RP | Benoit, J.Benoit, Joaquin >> | 33 | 2010 | R | 95 | 15 | 0 | 1 | 1 | 2.53 | .210 | 0.80 | 4.7 | 2.6 | 8.6 | 21.1 | 11 | 6 | 6 | 2 | 6 | 20 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 3.19 |
| RP | Papelbon, J.Papelbon, Jonathan >> | 27 | 2007 | R | 92 | 10 | 0 | 0 | 1 | 0.61 | .228 | 0.89 | 5.1 | 3.2 | 10.3 | 14.2 | 8 | 1 | 1 | 0 | 5 | 16 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 1.79 |
| RP | Broxton, J.Broxton, Jonathan >> | 25 | 2009 | R | 63 | 4 | 0 | 0 | 0 | 0.00 | .158 | 0.56 | 3.6 | 1.8 | 7.2 | 5.1 | 2 | 0 | 0 | 0 | 1 | 4 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 2.00 |
| SP | Coveleski, S.Coveleski, Stan >> | 28 | 1917 | R | 62 | 1 | 0 | 0 | 0 | 0.00 | .167 | 0.60 | 0.0 | 9.0 | 0.0 | 1.2 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.00 |