| SP | Kluber, C.Kluber, Corey † # >> | 31 | 2017 | R | 96 | 34 | 34 | 12 | 15 | 3.47 | .277 | 1.14 | 7.9 | 2.4 | 10.6 | 254.0 | 222 | 105 | 98 | 31 | 68 | 299 | 8 | 0 | 0 | 3 | 21 | 2 | 6 | 3.06 |
| SP | Severino, L.Severino, Luis >> | 23 | 2017 | R | 74 | 32 | 32 | 5 | 15 | 6.33 | .369 | 1.71 | 11.5 | 3.9 | 9.2 | 182.0 | 233 | 141 | 128 | 46 | 79 | 186 | 0 | 0 | 0 | 0 | 9 | 7 | 7 | 5.66 |
| SP | Weaver, J.Weaver, Jered >> | 29 | 2011 | R | 71 | 32 | 32 | 13 | 14 | 4.99 | .334 | 1.47 | 10.3 | 3.0 | 7.1 | 221.2 | 252 | 133 | 123 | 39 | 74 | 175 | 3 | 0 | 0 | 0 | 15 | 8 | 4 | 4.82 |
| SP | Morton, C.Morton, Charlie >> | 36 | 2019 | R | 56 | 32 | 31 | 10 | 12 | 4.91 | .326 | 1.43 | 9.6 | 3.3 | 10.6 | 183.1 | 195 | 101 | 100 | 28 | 68 | 216 | 0 | 0 | 0 | 0 | 15 | 3 | 1 | 3.79 |
| RP | Uehara, K.Uehara, Koji >> | 38 | 2013 | R | 100 | 91 | 0 | 5 | 3 | 2.85 | .254 | 0.97 | 6.1 | 2.6 | 10.9 | 123.1 | 84 | 39 | 39 | 12 | 36 | 149 | 0 | 5 | 3 | 0 | 0 | 6 | 1 | 2.87 |
| RP | Petit, Y.Petit, Yusmeiro >> | 35 | 2019 | R | 71 | 57 | 0 | 2 | 2 | 2.67 | .256 | 1.00 | 7.3 | 1.7 | 6.3 | 64.0 | 52 | 19 | 19 | 6 | 12 | 45 | 0 | 8 | 2 | 0 | 0 | 2 | 2 | 3.47 |
| RP | Osuna, R.Osuna, Roberto >> | 22 | 2017 | R | 63 | 37 | 0 | 1 | 6 | 4.84 | .350 | 1.58 | 10.5 | 3.9 | 10.0 | 35.1 | 41 | 19 | 19 | 6 | 15 | 39 | 0 | 4 | 1 | 0 | 0 | 1 | 2 | 4.37 |
| RP | Balfour, G.Balfour, Grant >> | 35 | 2012 | R | 62 | 25 | 0 | 3 | 2 | 7.56 | .375 | 1.76 | 10.1 | 5.8 | 6.5 | 25.0 | 28 | 22 | 21 | 3 | 16 | 18 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 5.16 |
| RP | Marmol, C.Marmol, Carlos >> | 28 | 2010 | R | 42 | 24 | 0 | 1 | 1 | 3.90 | .291 | 1.19 | 8.0 | 3.0 | 12.7 | 27.2 | 24 | 15 | 12 | 5 | 9 | 38 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 3.70 |
| SP | Jimenez, U.Jimenez, Ubaldo | 26 | 2010 | R | 44 | 4 | 0 | 0 | 1 | 18.00 | .533 | 3.43 | 16.7 | 14.1 | 9.0 | 7.0 | 13 | 14 | 14 | 1 | 11 | 7 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 7.57 |