| SP | Kershaw, C.Kershaw, Clayton >> | 28 | 2016 | L | 99 | 12 | 12 | 5 | 5 | 2.38 | .261 | 1.03 | 7.6 | 1.7 | 8.1 | 90.2 | 76 | 26 | 24 | 6 | 17 | 81 | 4 | 0 | 0 | 0 | 10 | 3 | 2 | 2.73 |
| SP | Cole, G.Cole, Gerrit # >> | 28 | 2019 | R | 92 | 12 | 12 | 5 | 4 | 5.27 | .317 | 1.38 | 10.1 | 2.4 | 8.5 | 68.1 | 76 | 40 | 40 | 11 | 18 | 64 | 0 | 0 | 0 | 0 | 7 | 1 | 1 | 4.06 |
| SP | Marichal, J.Marichal, Juan >> | 29 | 1966 | R | 77 | 12 | 11 | 3 | 4 | 5.45 | .345 | 1.57 | 10.7 | 3.5 | 5.6 | 67.2 | 80 | 46 | 41 | 10 | 26 | 42 | 2 | 0 | 0 | 0 | 3 | 1 | 3 | 4.90 |
| CL | Doolittle, S.Doolittle, Sean >> | 31 | 2018 | L | 99 | 25 | 0 | 1 | 5 | 3.81 | .286 | 1.13 | 7.1 | 3.2 | 8.4 | 28.1 | 22 | 13 | 12 | 5 | 10 | 26 | 0 | 9 | 1 | 0 | 0 | 2 | 1 | 4.75 |
| SU | Papelbon, J.Papelbon, Jonathan >> | 27 | 2007 | R | 92 | 27 | 0 | 4 | 2 | 2.76 | .305 | 1.29 | 6.5 | 5.3 | 9.6 | 32.2 | 23 | 12 | 10 | 3 | 19 | 34 | 0 | 0 | 2 | 0 | 0 | 1 | 0 | 3.97 |
| RP | Gallegos, G.Gallegos, Giovanny >> | 27 | 2019 | R | 81 | 27 | 0 | 1 | 2 | 3.77 | .326 | 1.45 | 9.6 | 3.5 | 8.1 | 31.0 | 33 | 17 | 13 | 3 | 12 | 28 | 0 | 0 | 2 | 0 | 0 | 0 | 2 | 3.61 |
| RP | Holland, G.Holland, Greg >> | 27 | 2013 | R | 72 | 24 | 0 | 0 | 1 | 3.73 | .304 | 1.24 | 8.4 | 2.9 | 9.3 | 31.1 | 29 | 14 | 13 | 3 | 10 | 32 | 0 | 1 | 0 | 0 | 0 | 2 | 0 | 3.35 |