| SP | Shoemaker, M.Shoemaker, Matt >> | 32 | 2019 | R | 97 | 20 | 20 | 10 | 2 | 2.40 | .261 | 0.99 | 5.7 | 3.3 | 9.3 | 127.2 | 81 | 38 | 34 | 15 | 46 | 131 | 0 | 0 | 0 | 0 | 16 | 8 | 2 | 3.75 |
| SP | Canning, G.Canning, Griffin # + >> | 23 | 2019 | R | 78 | 19 | 19 | 4 | 7 | 4.66 | .300 | 1.24 | 8.3 | 2.9 | 11.7 | 96.2 | 89 | 52 | 50 | 17 | 31 | 125 | 0 | 0 | 0 | 0 | 7 | 4 | 5 | 3.79 |
| SP | Cashner, A.Cashner, Andrew >> | 32 | 2019 | R | 51 | 18 | 18 | 0 | 4 | 5.85 | .353 | 1.61 | 9.8 | 4.8 | 8.9 | 64.2 | 70 | 42 | 42 | 12 | 34 | 63 | 0 | 0 | 0 | 0 | 0 | 2 | 3 | 5.16 |
| SP | Sandoval, P.Sandoval, Patrick + >> | 22 | 2019 | L | 59 | 17 | 17 | 4 | 6 | 5.15 | .366 | 1.69 | 10.4 | 4.9 | 11.3 | 71.2 | 82 | 44 | 41 | 9 | 39 | 89 | 0 | 0 | 0 | 0 | 0 | 3 | 6 | 3.92 |
| SP | Barria, J.Barria, Jaime >> | 22 | 2019 | R | 30 | 14 | 13 | 0 | 2 | 4.70 | .340 | 1.48 | 9.6 | 3.7 | 9.2 | 46.0 | 49 | 25 | 24 | 11 | 19 | 47 | 0 | 0 | 0 | 0 | 0 | 3 | 0 | 5.50 |
| RP | Bedrosian, C.Bedrosian, Cam # >> | 27 | 2019 | R | 84 | 48 | 0 | 4 | 1 | 4.53 | .318 | 1.35 | 7.9 | 4.4 | 11.1 | 55.2 | 48 | 29 | 28 | 8 | 27 | 68 | 0 | 2 | 3 | 0 | 0 | 3 | 7 | 4.05 |
| RP | Chatwood, T.Chatwood, Tyler >> | 29 | 2019 | R | 62 | 41 | 0 | 12 | 1 | 3.07 | .293 | 1.19 | 6.2 | 4.5 | 9.0 | 91.0 | 63 | 32 | 31 | 14 | 45 | 91 | 0 | 1 | 0 | 0 | 0 | 5 | 8 | 4.65 |
| RP | Watson, T.Watson, Tony >> | 34 | 2019 | L | 53 | 28 | 0 | 2 | 1 | 3.09 | .262 | 1.00 | 7.9 | 1.1 | 7.6 | 32.0 | 28 | 11 | 11 | 3 | 4 | 27 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 3.09 |