| SP | Buehler, W.Buehler, Walker >> | 23 | 2018 | R | 97 | 20 | 20 | 7 | 7 | 3.91 | .290 | 1.21 | 7.7 | 3.1 | 8.4 | 129.0 | 111 | 56 | 56 | 15 | 45 | 120 | 0 | 0 | 0 | 0 | 12 | 2 | 5 | 3.74 |
| SP | Higuera, T.Higuera, Teddy † >> | 30 | 1988 | L | 92 | 20 | 20 | 13 | 5 | 2.59 | .260 | 1.01 | 6.9 | 2.2 | 6.7 | 160.0 | 123 | 49 | 46 | 13 | 39 | 119 | 5 | 0 | 0 | 0 | 15 | 7 | 0 | 3.43 |
| SP | Jackson, D.Jackson, Danny >> | 26 | 1988 | L | 82 | 18 | 18 | 8 | 4 | 3.87 | .294 | 1.25 | 8.9 | 2.5 | 5.5 | 132.2 | 130 | 64 | 57 | 19 | 36 | 81 | 3 | 0 | 0 | 2 | 9 | 0 | 0 | 4.46 |
| SP | Langston, M.Langston, Mark >> | 31 | 1991 | L | 80 | 17 | 17 | 5 | 5 | 6.64 | .371 | 1.73 | 11.5 | 4.2 | 5.2 | 105.2 | 134 | 79 | 78 | 13 | 49 | 61 | 3 | 0 | 0 | 1 | 4 | 4 | 5 | 4.96 |
| SP | Matlack, J.Matlack, Jon >> | 30 | 1980 | L | 40 | 13 | 12 | 3 | 8 | 5.42 | .330 | 1.45 | 9.7 | 3.3 | 6.5 | 78.0 | 84 | 50 | 47 | 16 | 29 | 56 | 0 | 0 | 0 | 0 | 4 | 2 | 4 | 5.42 |
| RP | Gallegos, G.Gallegos, Giovanny † >> | 27 | 2019 | R | 95 | 50 | 0 | 5 | 5 | 2.21 | .246 | 0.89 | 5.6 | 2.5 | 8.7 | 69.1 | 43 | 20 | 17 | 4 | 19 | 67 | 0 | 7 | 1 | 0 | 0 | 6 | 2 | 2.90 |
| RP | Perkins, G.Perkins, Glen >> | 30 | 2013 | L | 88 | 38 | 0 | 3 | 1 | 2.72 | .271 | 1.12 | 7.3 | 2.7 | 8.6 | 43.0 | 35 | 13 | 13 | 5 | 13 | 41 | 0 | 7 | 3 | 0 | 0 | 0 | 0 | 3.51 |
| RP | Saucier, K.Saucier, Kevin >> | 25 | 1981 | L | 83 | 29 | 0 | 2 | 1 | 1.33 | .233 | 0.91 | 3.4 | 5.0 | 5.6 | 40.2 | 15 | 7 | 6 | 4 | 22 | 25 | 0 | 7 | 3 | 0 | 0 | 0 | 0 | 4.70 |
| RP | Hiller, J.Hiller, John >> | 30 | 1973 | L | 82 | 17 | 0 | 4 | 1 | 4.22 | .281 | 1.13 | 6.9 | 3.4 | 8.1 | 21.1 | 16 | 11 | 10 | 3 | 8 | 19 | 0 | 1 | 1 | 0 | 0 | 1 | 0 | 4.33 |