| SP | Richard, J.Richard, J.R. $ >> | 30 | 1980 | R | 94 | 24 | 24 | 10 | 9 | 4.14 | .308 | 1.30 | 7.5 | 4.3 | 7.5 | 171.2 | 142 | 79 | 79 | 29 | 81 | 143 | 1 | 0 | 0 | 0 | 15 | 6 | 1 | 5.06 |
| SP | Greinke, Z.Greinke, Zack >> | 32 | 2015 | R | 93 | 23 | 23 | 9 | 9 | 4.21 | .301 | 1.27 | 8.4 | 3.0 | 7.2 | 173.0 | 162 | 86 | 81 | 22 | 57 | 139 | 1 | 0 | 0 | 0 | 11 | 4 | 6 | 4.10 |
| SP | Sutton, D.Sutton, Don † >> | 27 | 1972 | R | 86 | 23 | 23 | 12 | 4 | 3.90 | .305 | 1.29 | 8.5 | 3.1 | 6.3 | 189.1 | 178 | 86 | 82 | 24 | 66 | 132 | 9 | 0 | 0 | 0 | 13 | 5 | 6 | 4.38 |
| SP | Fernandez, S.Fernandez, Sid # $$ >> | 23 | 1985 | L | 53 | 22 | 22 | 12 | 4 | 4.35 | .320 | 1.40 | 8.1 | 4.5 | 8.6 | 147.0 | 133 | 76 | 71 | 23 | 73 | 141 | 2 | 0 | 0 | 0 | 13 | 2 | 3 | 4.65 |
| RP | Green, C.Green, Chad $$ >> | 26 | 2017 | R | 94 | 59 | 0 | 3 | 9 | 3.78 | .304 | 1.28 | 6.9 | 4.7 | 9.2 | 83.1 | 64 | 37 | 35 | 8 | 43 | 85 | 0 | 8 | 6 | 0 | 0 | 2 | 5 | 3.83 |
| RP | Hader, J.Hader, Josh † $ >> | 24 | 2018 | L | 90 | 36 | 0 | 4 | 2 | 1.48 | .247 | 0.94 | 4.9 | 3.6 | 11.4 | 42.2 | 23 | 7 | 7 | 3 | 17 | 53 | 0 | 9 | 3 | 0 | 0 | 2 | 0 | 2.76 |
| RP | Devine, J.Devine, Joey >> | 25 | 2008 | R | 79 | 15 | 0 | 3 | 2 | 2.08 | .304 | 1.15 | 4.8 | 5.5 | 7.6 | 13.0 | 7 | 3 | 3 | 2 | 8 | 11 | 0 | 4 | 0 | 0 | 0 | 2 | 0 | 5.62 |
| RP | Hochevar, L.Hochevar, Luke >> | 30 | 2013 | R | 75 | 4 | 0 | 0 | 0 | 3.38 | .238 | 0.94 | 5.4 | 3.6 | 10.8 | 5.1 | 3 | 2 | 2 | 1 | 2 | 6 | 0 | 1 | 0 | 0 | 0 | 0 | 2 | 4.40 |
| RP | Rodriguez, F.Rodriguez, Francisco >> | 22 | 2004 | R | 52 | 1 | 0 | 0 | 0 | 0.00 | .000 | 0.00 | 0.0 | 0.0 | 9.0 | 2.0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1.00 |
| RP | Eichhorn, M.Eichhorn, Mark >> | 26 | 1986 | R | 47 | 10 | 0 | 1 | 1 | 1.50 | .294 | 1.25 | 6.0 | 5.3 | 7.5 | 12.0 | 8 | 2 | 2 | 1 | 7 | 10 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4.17 |