| SP | Peralta, F.Peralta, Freddy >> | 27 | 2023 | R | 93 | 15 | 15 | 3 | 3 | 4.24 | .324 | 1.41 | 8.7 | 4.0 | 10.6 | 87.0 | 84 | 44 | 41 | 8 | 39 | 102 | 0 | 0 | 0 | 0 | 9 | 2 | 1 | 3.26 |
| SP | Crawford, K.Crawford, Kutter >> | 27 | 2023 | R | 87 | 15 | 15 | 2 | 3 | 6.65 | .318 | 1.37 | 10.5 | 1.8 | 10.9 | 65.0 | 76 | 48 | 48 | 17 | 13 | 79 | 0 | 0 | 0 | 0 | 1 | 2 | 1 | 4.66 |
| SP | McClanahan, S.McClanahan, Shane >> | 26 | 2023 | L | 72 | 15 | 15 | 5 | 6 | 4.50 | .330 | 1.43 | 8.8 | 4.1 | 10.2 | 88.0 | 86 | 48 | 44 | 14 | 40 | 100 | 0 | 0 | 0 | 0 | 6 | 4 | 1 | 4.30 |
| SP | Javier, C.Javier, Cristian >> | 26 | 2023 | R | 57 | 15 | 15 | 5 | 2 | 3.47 | .323 | 1.38 | 7.7 | 4.8 | 7.2 | 80.1 | 68 | 34 | 31 | 6 | 43 | 64 | 0 | 0 | 0 | 0 | 6 | 4 | 0 | 4.14 |
| SP | Lorenzen, M.Lorenzen, Michael # >> | 31 | 2023 | R | 55 | 15 | 15 | 4 | 5 | 4.25 | .306 | 1.31 | 8.4 | 3.4 | 7.8 | 89.0 | 83 | 42 | 42 | 16 | 34 | 77 | 0 | 0 | 0 | 0 | 7 | 1 | 1 | 4.79 |
| RP | Kimbrel, C.Kimbrel, Craig >> | 35 | 2023 | R | 93 | 39 | 0 | 6 | 3 | 1.78 | .266 | 1.05 | 5.6 | 4.1 | 12.3 | 60.2 | 37 | 13 | 12 | 2 | 27 | 82 | 0 | 0 | 0 | 0 | 0 | 2 | 3 | 2.15 |
| RP | Bednar, D.Bednar, David >> | 28 | 2023 | R | 74 | 38 | 0 | 4 | 2 | 2.67 | .289 | 1.19 | 6.8 | 3.9 | 9.0 | 57.1 | 43 | 22 | 17 | 4 | 25 | 57 | 0 | 0 | 4 | 0 | 0 | 2 | 1 | 3.33 |
| RP | Jackson, L.Jackson, Luke >> | 31 | 2023 | R | 52 | 44 | 0 | 2 | 4 | 3.76 | .262 | 1.06 | 5.5 | 4.2 | 12.6 | 52.2 | 32 | 22 | 22 | 5 | 24 | 73 | 0 | 10 | 4 | 0 | 0 | 0 | 2 | 2.83 |
| RP | Clase, E.Clase, Emmanuel >> | 25 | 2023 | R | 40 | 35 | 0 | 2 | 6 | 5.68 | .360 | 1.63 | 12.3 | 2.4 | 8.3 | 38.0 | 52 | 24 | 24 | 3 | 10 | 35 | 0 | 6 | 1 | 0 | 0 | 2 | 5 | 3.13 |
| RP | Jansen, K.Jansen, Kenley >> | 35 | 2023 | R | 30 | 26 | 0 | 4 | 2 | 3.16 | .325 | 1.44 | 8.6 | 4.7 | 14.4 | 25.2 | 24 | 13 | 9 | 3 | 13 | 40 | 0 | 2 | 2 | 0 | 0 | 0 | 1 | 2.92 |
| SP | Heaney, A.Heaney, Andrew >> | 32 | 2023 | L | 33 | 1 | 0 | 0 | 0 | 18.00 | .455 | 2.50 | 18.0 | 4.5 | 0.0 | 2.0 | 4 | 4 | 4 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 17.50 |
| SP | Hendricks, K.Hendricks, Kyle >> | 33 | 2023 | R | 43 | 12 | 0 | 1 | 1 | 4.24 | .320 | 1.41 | 10.1 | 2.6 | 5.3 | 17.0 | 19 | 8 | 8 | 3 | 5 | 10 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 5.00 |