| SP | Paddack, C.Paddack, Chris >> | 23 | 2019 | R | 97 | 31 | 31 | 8 | 13 | 4.42 | .304 | 1.26 | 8.5 | 2.8 | 8.9 | 171.0 | 162 | 88 | 84 | 24 | 53 | 169 | 1 | 0 | 0 | 1 | 14 | 9 | 3 | 3.94 |
| SP | Castillo, L.Castillo, Luis † >> | 26 | 2019 | R | 87 | 30 | 30 | 9 | 3 | 3.28 | .307 | 1.28 | 7.0 | 4.5 | 12.1 | 186.2 | 145 | 69 | 68 | 20 | 93 | 251 | 0 | 0 | 0 | 0 | 14 | 10 | 6 | 3.36 |
| SP | Bassitt, C.Bassitt, Chris # >> | 30 | 2019 | R | 75 | 29 | 29 | 10 | 8 | 5.45 | .316 | 1.35 | 9.2 | 3.0 | 10.1 | 152.0 | 155 | 100 | 92 | 34 | 50 | 171 | 0 | 0 | 0 | 0 | 9 | 6 | 3 | 4.76 |
| SP | Odorizzi, J.Odorizzi, Jake # >> | 29 | 2019 | R | 74 | 28 | 28 | 8 | 8 | 4.35 | .302 | 1.24 | 8.4 | 2.8 | 9.8 | 165.2 | 154 | 81 | 80 | 29 | 52 | 180 | 0 | 0 | 0 | 0 | 14 | 9 | 1 | 4.21 |
| RP | Bummer, A.Bummer, Aaron >> | 25 | 2019 | L | 87 | 81 | 0 | 5 | 8 | 4.39 | .302 | 1.27 | 8.0 | 3.5 | 8.5 | 112.2 | 100 | 62 | 55 | 17 | 43 | 106 | 0 | 9 | 4 | 0 | 0 | 3 | 3 | 4.31 |
| RP | Hudson, D.Hudson, Daniel >> | 32 | 2019 | R | 72 | 77 | 0 | 10 | 5 | 4.67 | .316 | 1.39 | 7.9 | 4.7 | 7.9 | 94.1 | 82 | 52 | 49 | 13 | 49 | 83 | 0 | 9 | 7 | 0 | 0 | 0 | 4 | 4.60 |
| RP | Hughes, J.Hughes, Jared >> | 33 | 2019 | R | 63 | 66 | 0 | 1 | 3 | 4.26 | .337 | 1.48 | 8.3 | 5.1 | 7.8 | 69.2 | 64 | 34 | 33 | 15 | 39 | 60 | 0 | 9 | 5 | 0 | 0 | 3 | 3 | 5.91 |
| SP | Pineda, M.Pineda, Michael >> | 30 | 2019 | R | 65 | 1 | 0 | 0 | 0 | 4.50 | .333 | 1.50 | 13.5 | 0.0 | 4.5 | 2.0 | 3 | 1 | 1 | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8.50 |
| SP | Lucchesi, J.Lucchesi, Joey >> | 26 | 2019 | L | 67 | 3 | 0 | 1 | 0 | 15.75 | .478 | 2.50 | 15.8 | 6.8 | 6.8 | 4.0 | 7 | 7 | 7 | 1 | 3 | 3 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 7.75 |
| SP | Gonzalez, G.Gonzalez, Gio >> | 34 | 2019 | L | 56 | 36 | 0 | 7 | 3 | 5.83 | .333 | 1.48 | 9.8 | 3.7 | 6.4 | 58.2 | 63 | 38 | 38 | 15 | 24 | 41 | 0 | 3 | 3 | 0 | 0 | 1 | 1 | 6.24 |