| SP | Arrieta, J.Arrieta, Jake † # + $$ >> | 28 | 2015 | R | 99 | 35 | 35 | 17 | 9 | 2.82 | .246 | 0.96 | 6.8 | 1.9 | 6.7 | 255.0 | 193 | 83 | 80 | 19 | 53 | 191 | 13 | 0 | 0 | 0 | 26 | 3 | 3 | 3.13 |
| SP | Scherzer, M.Scherzer, Max >> | 33 | 2018 | R | 99 | 34 | 34 | 11 | 12 | 3.23 | .262 | 1.05 | 7.0 | 2.5 | 7.3 | 248.1 | 192 | 94 | 89 | 25 | 68 | 202 | 11 | 0 | 0 | 0 | 22 | 4 | 3 | 3.55 |
| SP | Martinez, P.Martinez, Pedro >> | 35 | 2000 | R | 100 | 33 | 33 | 12 | 15 | 3.30 | .256 | 1.01 | 7.2 | 2.0 | 6.6 | 229.0 | 182 | 91 | 84 | 23 | 50 | 168 | 12 | 0 | 0 | 3 | 22 | 5 | 1 | 3.56 |
| SP | Johnson, W.Johnson, Walter † $$ >> | 31 | 1913 | R | 94 | 34 | 33 | 19 | 5 | 2.81 | .243 | 0.94 | 7.1 | 1.3 | 4.5 | 243.1 | 192 | 82 | 76 | 19 | 36 | 122 | 12 | 0 | 0 | 2 | 23 | 6 | 2 | 3.53 |
| SP | Cicotte, E.Cicotte, Eddie >> | 25 | 1917 | R | 70 | 33 | 33 | 14 | 8 | 3.34 | .270 | 1.09 | 8.0 | 1.8 | 4.0 | 213.0 | 189 | 89 | 79 | 27 | 43 | 94 | 6 | 0 | 0 | 3 | 20 | 4 | 1 | 4.43 |
| CL | Uehara, K.Uehara, Koji † $$ >> | 25 | 2013 | R | 100 | 67 | 0 | 4 | 5 | 2.05 | .252 | 0.97 | 5.9 | 2.8 | 10.6 | 92.0 | 60 | 21 | 21 | 10 | 29 | 108 | 0 | 41 | 6 | 0 | 0 | 4 | 0 | 3.14 |
| SU | Davis, W.Davis, Wade $$ >> | 30 | 2015 | R | 98 | 44 | 0 | 0 | 1 | 2.08 | .228 | 0.87 | 4.3 | 3.5 | 6.9 | 52.0 | 25 | 14 | 12 | 6 | 20 | 40 | 0 | 11 | 6 | 0 | 0 | 1 | 1 | 4.17 |
| RP | Wilhelmsen, T.Wilhelmsen, Tom $$ >> | 26 | 2014 | R | 90 | 37 | 0 | 8 | 6 | 2.53 | .214 | 0.79 | 4.7 | 2.4 | 6.2 | 74.2 | 39 | 22 | 21 | 8 | 20 | 51 | 0 | 1 | 1 | 0 | 0 | 2 | 0 | 3.92 |
| RP | Britton, Z.Britton, Zach # >> | 34 | 2016 | L | 73 | 22 | 0 | 5 | 1 | 5.06 | .324 | 1.41 | 7.9 | 4.8 | 8.4 | 32.0 | 28 | 19 | 18 | 2 | 17 | 30 | 0 | 0 | 0 | 0 | 0 | 1 | 2 | 3.63 |
| RP | Robles, H.Robles, Hansel >> | 28 | 2019 | R | 72 | 16 | 0 | 1 | 3 | 4.09 | .267 | 1.05 | 5.3 | 4.1 | 9.8 | 22.0 | 13 | 10 | 10 | 3 | 10 | 24 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 4.09 |