| SP | Baldwin, L.Baldwin, Lady >> | 25 | 1884 | L | 99 | 10 | 10 | 5 | 2 | 3.87 | .290 | 1.21 | 8.8 | 2.3 | 8.5 | 76.2 | 74 | 38 | 33 | 8 | 19 | 72 | 3 | 0 | 0 | 0 | 6 | 1 | 0 | 3.26 |
| SP | Coveleski, H.Coveleski, Harry >> | 21 | 1907 | L | 86 | 9 | 9 | 5 | 1 | 4.05 | .292 | 1.18 | 8.5 | 2.2 | 2.2 | 53.1 | 50 | 27 | 24 | 3 | 13 | 13 | 0 | 0 | 0 | 0 | 5 | 3 | 0 | 4.15 |
| SP | Perez, O.Perez, Oliver >> | 37 | 2018 | L | 79 | 7 | 7 | 4 | 2 | 7.71 | .387 | 1.87 | 12.2 | 4.8 | 8.3 | 39.2 | 53 | 38 | 34 | 2 | 21 | 36 | 0 | 0 | 0 | 0 | 2 | 1 | 1 | 3.51 |
| SP | Valenzuela, F.Valenzuela, Fernando >> | 20 | 1980 | L | 74 | 7 | 7 | 5 | 2 | 4.19 | .296 | 1.22 | 7.8 | 3.3 | 7.0 | 58.0 | 50 | 28 | 27 | 6 | 21 | 45 | 4 | 0 | 0 | 1 | 2 | 2 | 0 | 3.98 |
| CL | Williams, D.Williams, Devin >> | 25 | 2020 | R | 100 | 20 | 0 | 1 | 3 | 4.05 | .277 | 1.15 | 5.9 | 4.5 | 9.0 | 20.0 | 13 | 10 | 9 | 3 | 10 | 20 | 0 | 13 | 2 | 0 | 0 | 0 | 5 | 4.45 |
| RP | Kimbrel, C.Kimbrel, Craig >> | 24 | 2012 | R | 90 | 20 | 0 | 0 | 0 | 4.29 | .411 | 2.10 | 12.4 | 6.4 | 7.3 | 21.0 | 29 | 19 | 10 | 1 | 15 | 17 | 0 | 0 | 1 | 0 | 0 | 0 | 1 | 4.14 |
| RP | Furbush, C.Furbush, Charlie >> | 29 | 2015 | L | 80 | 13 | 0 | 1 | 1 | 3.75 | .390 | 1.92 | 10.5 | 6.8 | 1.5 | 12.0 | 14 | 5 | 5 | 0 | 9 | 2 | 0 | 0 | 1 | 0 | 0 | 0 | 1 | 4.92 |
| RP | Hendriks, L.Hendriks, Liam >> | 31 | 2020 | R | 68 | 11 | 0 | 2 | 1 | 7.20 | .348 | 1.60 | 11.7 | 2.7 | 9.9 | 10.0 | 13 | 9 | 8 | 2 | 3 | 11 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 4.30 |
| SP | Gonzalez, V.Gonzalez, Victor >> | 24 | 2020 | L | 62 | 0 | 0 | 0 | 0 | - | .000 | - | - | - | - | 0.0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | - |
| SP | Maddox, N.Maddox, Nick >> | 21 | 1907 | R | 47 | 0 | 0 | 0 | 0 | - | .000 | - | - | - | - | 0.0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | - |
| SP | Hooton, B.Hooton, Burt >> | 21 | 1971 | R | 59 | 0 | 0 | 0 | 0 | - | .000 | - | - | - | - | 0.0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | - |
| SP | McDowell, S.McDowell, Sam >> | 23 | 1965 | L | 15 | 0 | 0 | 0 | 0 | - | .000 | - | - | - | - | 0.0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | - |