| SP | Kluber, C.Kluber, Corey >> | 31 | 2017 | R | 95 | 20 | 20 | 6 | 9 | 4.75 | .310 | 1.31 | 7.8 | 4.0 | 8.6 | 127.0 | 110 | 67 | 67 | 16 | 56 | 122 | 4 | 0 | 0 | 2 | 8 | 5 | 3 | 4.16 |
| SP | Perez, P.Perez, Pascual >> | 31 | 1988 | R | 75 | 19 | 19 | 5 | 8 | 6.27 | .360 | 1.63 | 10.7 | 3.9 | 5.0 | 112.0 | 133 | 79 | 78 | 20 | 49 | 62 | 1 | 0 | 0 | 0 | 6 | 7 | 2 | 5.71 |
| SP | Valenzuela, F.Valenzuela, Fernando # >> | 21 | 1981 | L | 58 | 18 | 18 | 7 | 9 | 4.94 | .308 | 1.34 | 9.6 | 2.4 | 7.9 | 125.2 | 134 | 74 | 69 | 23 | 34 | 110 | 5 | 0 | 0 | 0 | 8 | 0 | 2 | 4.45 |
| SP | Beckett, J.Beckett, Josh >> | 31 | 2011 | R | 58 | 18 | 18 | 2 | 9 | 5.71 | .335 | 1.48 | 9.8 | 3.5 | 7.7 | 104.0 | 113 | 68 | 66 | 18 | 41 | 89 | 1 | 0 | 0 | 0 | 9 | 3 | 4 | 4.81 |
| RP | Street, H.Street, Huston >> | 29 | 2012 | R | 96 | 44 | 0 | 2 | 0 | 2.24 | .255 | 1.00 | 5.8 | 3.2 | 10.2 | 68.1 | 44 | 21 | 17 | 5 | 24 | 77 | 0 | 2 | 3 | 0 | 0 | 2 | 2 | 2.84 |
| RP | Rodney, F.Rodney, Fernando >> | 35 | 2012 | R | 80 | 45 | 0 | 3 | 6 | 4.17 | .316 | 1.35 | 9.0 | 3.2 | 7.7 | 54.0 | 54 | 29 | 25 | 7 | 19 | 46 | 0 | 6 | 3 | 0 | 0 | 2 | 1 | 4.15 |
| RP | Sutter, B.Sutter, Bruce >> | 24 | 1977 | R | 65 | 38 | 0 | 2 | 2 | 2.19 | .219 | 0.84 | 5.9 | 1.8 | 7.7 | 61.2 | 40 | 16 | 15 | 7 | 12 | 52 | 0 | 6 | 2 | 0 | 0 | 0 | 1 | 3.38 |
| RP | Urbina, U.Urbina, Ugueth >> | 24 | 1998 | R | 55 | 20 | 0 | 2 | 2 | 3.98 | .337 | 1.48 | 5.4 | 8.1 | 8.1 | 20.1 | 12 | 11 | 9 | 0 | 18 | 18 | 0 | 0 | 2 | 0 | 0 | 1 | 1 | 4.05 |
| SP | Perez, O.Perez, Odalis >> | 25 | 2002 | L | 51 | 20 | 0 | 4 | 2 | 3.46 | .290 | 1.22 | 8.1 | 3.1 | 5.7 | 41.2 | 37 | 16 | 16 | 8 | 14 | 26 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 5.29 |