| SP | Greinke, Z.Greinke, Zack >> | 32 | 2015 | R | 92 | 35 | 35 | 13 | 14 | 4.93 | .315 | 1.37 | 9.3 | 3.1 | 7.8 | 242.2 | 249 | 143 | 133 | 40 | 83 | 210 | 2 | 0 | 0 | 1 | 15 | 2 | 8 | 4.47 |
| SP | Corbin, P.Corbin, Patrick # >> | 28 | 2018 | L | 66 | 34 | 34 | 9 | 16 | 5.55 | .329 | 1.45 | 9.8 | 3.3 | 9.9 | 201.0 | 219 | 135 | 124 | 41 | 73 | 220 | 3 | 0 | 0 | 1 | 14 | 4 | 5 | 4.61 |
| SP | Paxton, J.Paxton, James # >> | 29 | 2018 | L | 46 | 32 | 32 | 6 | 13 | 4.30 | .311 | 1.34 | 9.0 | 3.1 | 10.0 | 194.2 | 194 | 95 | 93 | 45 | 66 | 215 | 0 | 0 | 0 | 0 | 12 | 4 | 4 | 4.88 |
| RP | Chapman, A.Chapman, Aroldis † >> | 24 | 2012 | L | 94 | 87 | 0 | 13 | 0 | 2.96 | .261 | 1.03 | 6.0 | 3.3 | 10.9 | 121.2 | 81 | 41 | 40 | 13 | 44 | 147 | 0 | 5 | 2 | 0 | 0 | 4 | 4 | 3.16 |
| RP | Papelbon, J.Papelbon, Jonathan >> | 34 | 2014 | R | 48 | 85 | 0 | 8 | 4 | 2.61 | .276 | 1.13 | 7.2 | 3.0 | 7.5 | 110.1 | 88 | 32 | 32 | 13 | 37 | 92 | 0 | 9 | 4 | 0 | 0 | 1 | 1 | 3.90 |
| RP | Colome, A.Colome, Alex >> | 27 | 2016 | R | 24 | 54 | 0 | 5 | 2 | 2.17 | .289 | 1.18 | 7.8 | 2.9 | 11.6 | 66.1 | 57 | 16 | 16 | 5 | 21 | 85 | 0 | 5 | 0 | 0 | 0 | 3 | 0 | 2.50 |
| SP | Montas, F.Montas, Frankie >> | 26 | 2019 | R | 34 | 2 | 1 | 1 | 0 | 0.00 | .226 | 0.75 | 3.4 | 3.4 | 6.8 | 8.0 | 3 | 0 | 0 | 0 | 3 | 6 | 0 | 0 | 0 | 0 | 1 | 1 | 0 | 3.00 |
| SP | Liriano, F.Liriano, Francisco >> | 32 | 2015 | L | 23 | 29 | 0 | 5 | 5 | 5.23 | .380 | 1.81 | 11.3 | 5.3 | 9.8 | 32.2 | 40 | 25 | 19 | 6 | 19 | 35 | 0 | 3 | 3 | 0 | 0 | 1 | 2 | 5.13 |