| SP | Cole, G.Cole, Gerrit # >> | 28 | 2019 | R | 97 | 34 | 34 | 15 | 13 | 3.99 | .296 | 1.23 | 8.7 | 2.4 | 10.6 | 225.2 | 218 | 100 | 100 | 24 | 60 | 264 | 3 | 0 | 0 | 2 | 19 | 6 | 2 | 2.92 |
| SP | Carrasco, C.Carrasco, Carlos >> | 27 | 2014 | R | 83 | 31 | 31 | 2 | 9 | 5.11 | .333 | 1.48 | 10.1 | 3.3 | 9.4 | 112.2 | 126 | 64 | 64 | 12 | 41 | 117 | 0 | 0 | 0 | 0 | 0 | 2 | 3 | 3.46 |
| SP | Lackey, J.Lackey, John >> | 38 | 2016 | R | 60 | 32 | 32 | 7 | 16 | 4.50 | .338 | 1.51 | 9.3 | 4.3 | 7.7 | 212.0 | 219 | 113 | 106 | 34 | 101 | 182 | 2 | 0 | 0 | 0 | 15 | 5 | 2 | 4.87 |
| SP | Gonzalez, G.Gonzalez, Gio >> | 27 | 2012 | L | 48 | 31 | 31 | 11 | 13 | 3.89 | .310 | 1.31 | 7.9 | 3.9 | 9.3 | 196.2 | 173 | 89 | 85 | 23 | 85 | 203 | 0 | 0 | 0 | 0 | 20 | 7 | 13 | 3.86 |
| RP | Kimbrel, C.Kimbrel, Craig >> | 29 | 2017 | R | 100 | 86 | 0 | 3 | 5 | 3.33 | .279 | 1.13 | 6.7 | 3.6 | 11.6 | 116.1 | 86 | 43 | 43 | 11 | 46 | 149 | 0 | 7 | 0 | 0 | 0 | 3 | 4 | 2.93 |
| RP | Treinen, B.Treinen, Blake † >> | 30 | 2018 | R | 80 | 86 | 0 | 8 | 4 | 5.09 | .390 | 1.87 | 11.0 | 5.8 | 11.3 | 97.1 | 119 | 61 | 55 | 12 | 63 | 122 | 0 | 7 | 3 | 0 | 0 | 5 | 6 | 4.20 |
| RP | Kelley, S.Kelley, Shawn # >> | 32 | 2016 | R | 60 | 73 | 0 | 3 | 5 | 4.27 | .300 | 1.25 | 8.8 | 2.5 | 9.9 | 92.2 | 90 | 45 | 44 | 18 | 26 | 101 | 0 | 10 | 3 | 0 | 0 | 3 | 0 | 4.29 |
| RP | Papelbon, J.Papelbon, Jonathan >> | 34 | 2014 | R | 47 | 67 | 0 | 2 | 5 | 4.21 | .321 | 1.38 | 8.5 | 4.0 | 7.3 | 83.1 | 78 | 41 | 39 | 9 | 37 | 67 | 0 | 2 | 2 | 0 | 0 | 3 | 3 | 4.24 |
| RP | Neris, H.Neris, Hector >> | 30 | 2019 | R | 38 | 59 | 0 | 1 | 0 | 4.24 | .289 | 1.21 | 7.0 | 3.8 | 11.5 | 68.0 | 53 | 32 | 32 | 7 | 29 | 87 | 0 | 7 | 0 | 0 | 0 | 1 | 2 | 3.10 |
| SP | Salazar, D.Salazar, Danny >> | 25 | 2015 | R | 37 | 36 | 2 | 7 | 8 | 4.54 | .319 | 1.36 | 9.1 | 3.2 | 9.0 | 73.1 | 74 | 39 | 37 | 13 | 26 | 73 | 0 | 4 | 5 | 0 | 2 | 3 | 2 | 4.51 |