| SP | Arrieta, J.Arrieta, Jake $ >> | 29 | 2015 | R | 92 | 15 | 15 | 5 | 6 | 5.75 | .359 | 1.65 | 11.0 | 3.9 | 7.8 | 92.1 | 112 | 66 | 59 | 12 | 40 | 80 | 0 | 0 | 0 | 0 | 6 | 3 | 1 | 4.36 |
| SP | Snell, B.Snell, Blake $ >> | 25 | 2018 | L | 81 | 14 | 14 | 5 | 4 | 3.74 | .314 | 1.35 | 8.4 | 3.8 | 6.8 | 79.1 | 74 | 35 | 33 | 5 | 33 | 60 | 0 | 0 | 0 | 0 | 7 | 2 | 3 | 3.63 |
| SP | Fernandez, S.Fernandez, Sid $ >> | 23 | 1985 | L | 49 | 15 | 15 | 7 | 4 | 4.11 | .341 | 1.54 | 8.4 | 5.6 | 7.9 | 87.2 | 81 | 40 | 40 | 9 | 54 | 76 | 0 | 0 | 0 | 0 | 9 | 1 | 0 | 4.49 |
| SP | Marichal, J.Marichal, Juan >> | 29 | 1966 | R | 77 | 15 | 14 | 7 | 5 | 5.48 | .313 | 1.35 | 10.3 | 1.9 | 4.5 | 92.0 | 105 | 60 | 56 | 21 | 19 | 46 | 4 | 1 | 0 | 0 | 5 | 2 | 1 | 5.65 |
| RP | Papelbon, J.Papelbon, Jonathan >> | 27 | 2007 | R | 92 | 43 | 0 | 2 | 1 | 3.96 | .318 | 1.37 | 8.8 | 3.8 | 8.3 | 38.2 | 37 | 17 | 17 | 3 | 16 | 35 | 0 | 4 | 3 | 0 | 0 | 1 | 0 | 3.53 |
| RP | Jansen, K.Jansen, Kenley >> | 28 | 2016 | R | 97 | 25 | 0 | 3 | 2 | 4.82 | .323 | 1.43 | 10.3 | 2.6 | 8.4 | 28.0 | 32 | 15 | 15 | 3 | 8 | 26 | 0 | 3 | 1 | 0 | 0 | 0 | 0 | 3.39 |
| RP | Britton, Z.Britton, Zach >> | 28 | 2016 | L | 78 | 54 | 0 | 0 | 2 | 4.17 | .330 | 1.46 | 9.6 | 3.6 | 7.8 | 45.1 | 48 | 22 | 21 | 4 | 18 | 39 | 0 | 2 | 1 | 0 | 0 | 1 | 3 | 3.69 |