| SP | Johnson, W.Johnson, Walter $ >> | 26 | 1913 | R | 95 | 4 | 4 | 0 | 3 | 5.13 | .313 | 1.37 | 10.7 | 1.7 | 4.8 | 26.1 | 31 | 17 | 15 | 3 | 5 | 14 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 4.00 |
| SP | Kluber, C.Kluber, Corey $ >> | 31 | 2017 | R | 90 | 4 | 4 | 0 | 2 | 7.03 | .365 | 1.64 | 11.6 | 3.4 | 12.4 | 24.1 | 31 | 19 | 19 | 4 | 9 | 33 | 0 | 0 | 0 | 0 | 0 | 2 | 1 | 3.79 |
| CL | Benoit, J.Benoit, Joaquin >> | 33 | 2010 | R | 95 | 6 | 0 | 0 | 0 | 1.29 | .323 | 1.43 | 7.7 | 5.1 | 10.3 | 7.0 | 6 | 1 | 1 | 0 | 4 | 8 | 0 | 4 | 0 | 0 | 0 | 0 | 0 | 2.43 |
| RP | Soriano, R.Soriano, Rafael >> | 24 | 2003 | R | 85 | 8 | 0 | 0 | 1 | 4.09 | .298 | 1.27 | 9.0 | 2.5 | 10.6 | 11.0 | 11 | 5 | 5 | 3 | 3 | 13 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5.00 |
| RP | Treinen, B.Treinen, Blake >> | 30 | 2018 | R | 79 | 6 | 0 | 0 | 1 | 3.38 | .273 | 1.13 | 5.6 | 4.5 | 9.0 | 8.0 | 5 | 3 | 3 | 1 | 4 | 8 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4.13 |
| RP | Marmol, C.Marmol, Carlos >> | 26 | 2008 | R | 71 | 3 | 0 | 0 | 1 | 20.25 | .636 | 5.25 | 36.0 | 27.0 | 0.0 | 1.1 | 4 | 3 | 3 | 1 | 3 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 1 | 25.00 |
| RP | Holland, G.Holland, Greg >> | 27 | 2013 | R | 72 | 1 | 0 | 0 | 0 | 0.00 | .000 | 0.00 | 0.0 | 0.0 | 22.5 | 2.0 | 0 | 0 | 0 | 0 | 0 | 5 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | -2.00 |
| RP | Rodriguez, F.Rodriguez, Francisco >> | 22 | 2004 | R | 55 | 1 | 0 | 0 | 1 | - | 1.000 | - | - | - | - | 0.0 | 1 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | - |
| RP | Valverde, J.Valverde, Jose >> | 24 | 2003 | R | 64 | 1 | 0 | 0 | 0 | 0.00 | .143 | 0.50 | 4.5 | 0.0 | 4.5 | 2.0 | 1 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2.00 |