| SP | Greinke, Z.Greinke, Zack >> | 36 | 2019 | R | 94 | 46 | 46 | 19 | 13 | 2.98 | .277 | 1.14 | 8.5 | 1.8 | 5.6 | 302.1 | 284 | 108 | 100 | 27 | 61 | 187 | 3 | 0 | 0 | 1 | 36 | 3 | 2 | 3.56 |
| SP | Mikolas, M.Mikolas, Miles >> | 27 | 2016 | R | 82 | 45 | 45 | 18 | 17 | 4.86 | .320 | 1.39 | 9.6 | 3.0 | 6.0 | 255.1 | 271 | 144 | 138 | 34 | 85 | 169 | 0 | 0 | 0 | 0 | 23 | 4 | 0 | 4.45 |
| SP | Gausman, K.Gausman, Kevin # >> | 33 | 2024 | R | 81 | 43 | 43 | 12 | 17 | 4.62 | .303 | 1.28 | 8.5 | 3.1 | 5.6 | 233.2 | 219 | 125 | 120 | 28 | 81 | 146 | 1 | 0 | 0 | 1 | 20 | 5 | 4 | 4.42 |
| SP | Stottlemyre, M.Stottlemyre, Mel # >> | 29 | 1970 | R | 63 | 33 | 33 | 10 | 14 | 4.93 | .323 | 1.42 | 9.4 | 3.4 | 4.6 | 191.2 | 199 | 111 | 105 | 28 | 73 | 98 | 5 | 0 | 0 | 1 | 14 | 2 | 6 | 5.06 |
| CL | Hardy, B.Hardy, Blaine † >> | 31 | 2018 | L | 80 | 75 | 0 | 8 | 11 | 2.58 | .285 | 1.18 | 7.1 | 3.5 | 4.2 | 108.0 | 85 | 33 | 31 | 3 | 42 | 50 | 0 | 37 | 3 | 0 | 0 | 2 | 5 | 3.66 |
| SU | Bowden, M.Bowden, Michael >> | 27 | 2013 | R | 71 | 82 | 0 | 1 | 1 | 1.90 | .254 | 1.01 | 5.6 | 3.5 | 4.2 | 85.1 | 53 | 21 | 18 | 3 | 33 | 40 | 0 | 4 | 4 | 0 | 0 | 1 | 3 | 3.72 |
| RP | LaPalme, P.LaPalme, Paul >> | 34 | 1957 | L | 60 | 62 | 0 | 3 | 1 | 2.56 | .262 | 1.05 | 5.7 | 3.9 | 5.1 | 70.1 | 44 | 20 | 20 | 1 | 30 | 40 | 0 | 1 | 1 | 0 | 0 | 1 | 3 | 3.37 |
| RP | Patterson, B.Patterson, Bob >> | 37 | 1996 | L | 82 | 73 | 0 | 8 | 4 | 3.43 | .299 | 1.27 | 8.0 | 3.6 | 5.5 | 86.2 | 76 | 36 | 33 | 9 | 34 | 53 | 0 | 2 | 3 | 0 | 0 | 1 | 2 | 4.35 |
| RP | Perkins, G.Perkins, Glen # >> | 31 | 2014 | L | 74 | 54 | 0 | 2 | 4 | 5.64 | .347 | 1.59 | 10.2 | 4.1 | 7.2 | 59.0 | 67 | 38 | 37 | 6 | 27 | 47 | 0 | 4 | 5 | 0 | 0 | 0 | 5 | 4.10 |