| SP | Greinke, Z.Greinke, Zack † >> | 32 | 2015 | R | 93 | 18 | 18 | 7 | 7 | 3.20 | .280 | 1.15 | 7.5 | 2.9 | 5.9 | 132.0 | 110 | 49 | 47 | 10 | 42 | 87 | 2 | 0 | 0 | 1 | 14 | 2 | 3 | 3.67 |
| SP | Clemens, R.Clemens, Roger >> | 24 | 1986 | R | 78 | 16 | 16 | 7 | 8 | 4.33 | .303 | 1.29 | 8.4 | 3.2 | 6.4 | 114.1 | 107 | 60 | 55 | 17 | 41 | 81 | 3 | 0 | 0 | 0 | 8 | 1 | 8 | 4.62 |
| SP | Perez, P.Perez, Pascual # >> | 31 | 1988 | R | 77 | 16 | 16 | 5 | 4 | 3.17 | .294 | 1.23 | 8.3 | 2.7 | 6.1 | 105.0 | 97 | 43 | 37 | 7 | 32 | 71 | 0 | 0 | 0 | 0 | 11 | 2 | 0 | 3.49 |
| CL | Eckersley, D.Eckersley, Dennis † >> | 36 | 1990 | R | 86 | 29 | 0 | 0 | 3 | 2.03 | .225 | 0.87 | 6.7 | 1.2 | 7.5 | 31.0 | 23 | 8 | 7 | 3 | 4 | 26 | 0 | 20 | 2 | 0 | 0 | 0 | 0 | 2.97 |
| SU | Wagner, B.Wagner, Billy >> | 28 | 1999 | L | 94 | 33 | 0 | 1 | 0 | 2.50 | .265 | 1.08 | 6.5 | 3.3 | 9.8 | 36.0 | 26 | 10 | 10 | 2 | 13 | 39 | 0 | 2 | 0 | 0 | 0 | 0 | 2 | 2.64 |
| RP | Jackson, M.Jackson, Mike >> | 30 | 1994 | R | 82 | 47 | 0 | 2 | 2 | 3.49 | .314 | 1.34 | 9.5 | 2.8 | 9.7 | 38.2 | 40 | 15 | 15 | 6 | 12 | 41 | 0 | 0 | 3 | 0 | 0 | 1 | 0 | 3.92 |
| RP | Pagan, E.Pagan, Emilio >> | 28 | 2019 | R | 74 | 35 | 0 | 3 | 0 | 5.17 | .304 | 1.31 | 9.3 | 2.6 | 9.0 | 31.1 | 32 | 18 | 18 | 7 | 9 | 31 | 0 | 1 | 1 | 0 | 0 | 0 | 2 | 4.81 |
| SP | Perez, O.Perez, Odalis >> | 25 | 2002 | L | 52 | 0 | 0 | 0 | 0 | - | .000 | - | - | - | - | 0.0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | - |
| SP | Higuera, T.Higuera, Teddy >> | 30 | 1988 | L | 64 | 14 | 0 | 6 | 2 | 1.32 | .281 | 1.13 | 7.3 | 3.0 | 6.7 | 27.1 | 22 | 5 | 4 | 0 | 9 | 20 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 2.63 |