| SP | Greinke, Z.Greinke, Zack # >> | 32 | 2015 | R | 93 | 25 | 25 | 7 | 12 | 4.83 | .306 | 1.30 | 8.6 | 3.2 | 7.1 | 162.0 | 154 | 94 | 87 | 21 | 57 | 127 | 5 | 0 | 0 | 1 | 12 | 3 | 4 | 4.23 |
| SP | Scott, M.Scott, Mike # >> | 31 | 1986 | R | 92 | 24 | 24 | 12 | 8 | 3.75 | .285 | 1.17 | 7.6 | 3.0 | 10.7 | 175.1 | 148 | 74 | 73 | 17 | 58 | 208 | 7 | 0 | 0 | 2 | 14 | 4 | 1 | 2.95 |
| SP | Liriano, F.Liriano, Francisco >> | 23 | 2006 | L | 74 | 24 | 24 | 3 | 7 | 4.94 | .333 | 1.48 | 9.8 | 3.6 | 9.3 | 105.2 | 114 | 60 | 58 | 19 | 42 | 108 | 0 | 0 | 0 | 0 | 2 | 2 | 6 | 4.55 |
| RP | Street, H.Street, Huston >> | 29 | 2012 | R | 96 | 56 | 0 | 5 | 5 | 3.00 | .287 | 1.17 | 6.4 | 4.1 | 9.7 | 81.0 | 58 | 30 | 27 | 9 | 37 | 87 | 0 | 4 | 4 | 0 | 0 | 3 | 1 | 3.78 |
| RP | Wagner, B.Wagner, Billy >> | 28 | 1999 | L | 94 | 48 | 0 | 4 | 3 | 4.35 | .290 | 1.23 | 7.1 | 3.9 | 11.0 | 62.0 | 49 | 35 | 30 | 16 | 27 | 76 | 0 | 3 | 0 | 0 | 0 | 0 | 1 | 5.21 |
| RP | Percival, T.Percival, Troy >> | 26 | 1995 | R | 80 | 42 | 0 | 2 | 4 | 6.36 | .346 | 1.56 | 9.2 | 5.1 | 9.4 | 46.2 | 47 | 38 | 33 | 8 | 26 | 48 | 0 | 4 | 4 | 0 | 0 | 1 | 3 | 4.93 |
| RP | Gallegos, G.Gallegos, Giovanny >> | 27 | 2019 | R | 78 | 36 | 0 | 2 | 2 | 3.14 | .271 | 1.09 | 6.7 | 3.1 | 8.8 | 43.0 | 32 | 16 | 15 | 6 | 15 | 42 | 0 | 3 | 1 | 0 | 0 | 1 | 1 | 3.98 |
| RP | Zimmerman, J.Zimmerman, Jeff >> | 27 | 1999 | R | 66 | 30 | 0 | 5 | 0 | 2.84 | .288 | 1.21 | 7.1 | 3.8 | 6.2 | 38.0 | 30 | 12 | 12 | 4 | 16 | 26 | 0 | 6 | 0 | 0 | 0 | 0 | 1 | 4.26 |