| SP | Martinez, P.Martinez, Pedro $ >> | 29 | 2000 | R | 100 | 28 | 28 | 14 | 8 | 4.62 | .292 | 1.22 | 8.5 | 2.6 | 8.5 | 169.1 | 159 | 88 | 87 | 21 | 48 | 160 | 3 | 0 | 0 | 2 | 13 | 3 | 3 | 3.63 |
| SP | Cole, G.Cole, Gerrit # $ >> | 28 | 2019 | R | 92 | 29 | 28 | 7 | 13 | 6.88 | .360 | 1.66 | 11.3 | 3.7 | 8.7 | 134.2 | 168 | 103 | 103 | 19 | 55 | 129 | 0 | 0 | 0 | 0 | 10 | 4 | 1 | 4.24 |
| SP | Greinke, Z.Greinke, Zack >> | 32 | 2015 | R | 94 | 27 | 27 | 12 | 7 | 4.21 | .314 | 1.35 | 9.4 | 2.7 | 5.9 | 164.2 | 172 | 81 | 77 | 17 | 50 | 108 | 2 | 0 | 0 | 1 | 13 | 4 | 6 | 4.02 |
| SP | Sutton, D.Sutton, Don # >> | 27 | 1972 | R | 82 | 25 | 25 | 10 | 11 | 4.64 | .300 | 1.25 | 8.3 | 3.0 | 5.1 | 161.0 | 148 | 86 | 83 | 16 | 54 | 91 | 6 | 0 | 0 | 2 | 12 | 5 | 4 | 4.26 |
| SP | Cueto, J.Cueto, Johnny >> | 28 | 2014 | R | 75 | 27 | 25 | 7 | 10 | 6.43 | .349 | 1.59 | 11.1 | 3.3 | 5.2 | 134.1 | 165 | 101 | 96 | 30 | 49 | 78 | 2 | 0 | 0 | 0 | 6 | 2 | 4 | 5.89 |
| CL | Gagne, E.Gagne, Eric † >> | 27 | 2003 | R | 98 | 73 | 0 | 5 | 6 | 4.37 | .332 | 1.49 | 8.8 | 4.7 | 9.2 | 80.1 | 78 | 39 | 39 | 8 | 42 | 82 | 0 | 24 | 7 | 0 | 0 | 0 | 1 | 3.83 |
| RP | Gallegos, G.Gallegos, Giovanny >> | 27 | 2019 | R | 82 | 68 | 0 | 5 | 3 | 3.61 | .292 | 1.23 | 7.7 | 3.4 | 9.3 | 82.1 | 70 | 36 | 33 | 11 | 31 | 85 | 0 | 1 | 0 | 0 | 0 | 1 | 1 | 3.84 |
| RP | Pagan, E.Pagan, Emilio >> | 28 | 2019 | R | 76 | 51 | 0 | 1 | 7 | 5.94 | .317 | 1.38 | 10.1 | 2.5 | 8.2 | 66.2 | 74 | 44 | 44 | 14 | 18 | 60 | 0 | 1 | 1 | 0 | 0 | 1 | 3 | 4.80 |