| SP | Flaherty, J.Flaherty, Jack >> | 23 | 2019 | R | 91 | 22 | 22 | 6 | 11 | 4.35 | .348 | 1.55 | 9.9 | 4.1 | 11.2 | 126.1 | 138 | 70 | 61 | 24 | 58 | 157 | 0 | 0 | 0 | 0 | 9 | 6 | 2 | 4.51 |
| SP | Giolito, L.Giolito, Lucas # >> | 24 | 2019 | R | 71 | 21 | 21 | 10 | 5 | 3.47 | .299 | 1.24 | 8.4 | 2.8 | 9.8 | 140.0 | 130 | 54 | 54 | 14 | 44 | 152 | 1 | 0 | 0 | 0 | 10 | 5 | 4 | 3.18 |
| SP | Maeda, K.Maeda, Kenta # >> | 31 | 2019 | R | 63 | 21 | 21 | 2 | 8 | 5.60 | .350 | 1.60 | 10.2 | 4.2 | 10.4 | 88.1 | 100 | 56 | 55 | 11 | 41 | 102 | 0 | 0 | 0 | 0 | 0 | 2 | 4 | 3.77 |
| SP | Halladay, R.Halladay, Roy >> | 33 | 2010 | R | 42 | 21 | 21 | 9 | 7 | 5.92 | .351 | 1.61 | 12.1 | 2.3 | 7.4 | 152.0 | 205 | 100 | 100 | 24 | 39 | 125 | 2 | 0 | 0 | 1 | 5 | 3 | 6 | 4.24 |
| SP | Griffin, A.Griffin, A.J. >> | 25 | 2013 | R | 27 | 21 | 21 | 5 | 10 | 6.66 | .354 | 1.61 | 11.3 | 3.1 | 7.6 | 119.0 | 150 | 94 | 88 | 30 | 41 | 101 | 1 | 0 | 0 | 0 | 6 | 5 | 6 | 5.74 |
| RP | Sanchez, A.Sanchez, Aaron † >> | 21 | 2014 | R | 91 | 55 | 0 | 8 | 3 | 3.90 | .326 | 1.42 | 8.6 | 4.2 | 7.9 | 85.1 | 81 | 39 | 37 | 17 | 40 | 75 | 0 | 4 | 2 | 0 | 0 | 3 | 3 | 5.35 |
| RP | Osuna, R.Osuna, Roberto >> | 22 | 2017 | R | 62 | 56 | 0 | 2 | 4 | 4.59 | .351 | 1.61 | 10.8 | 3.8 | 10.7 | 64.2 | 77 | 34 | 33 | 8 | 27 | 76 | 0 | 6 | 4 | 0 | 0 | 1 | 4 | 3.56 |
| RP | Salas, F.Salas, Fernando >> | 26 | 2011 | R | 43 | 46 | 0 | 7 | 2 | 5.23 | .344 | 1.54 | 10.0 | 3.9 | 8.8 | 53.1 | 59 | 32 | 31 | 9 | 23 | 52 | 0 | 4 | 2 | 0 | 0 | 2 | 2 | 4.66 |
| RP | Rodriguez, F.Rodriguez, Francisco >> | 32 | 2014 | R | 28 | 40 | 0 | 1 | 1 | 4.43 | .333 | 1.46 | 9.2 | 4.1 | 8.2 | 44.2 | 45 | 22 | 22 | 7 | 20 | 40 | 0 | 5 | 1 | 0 | 0 | 2 | 0 | 4.75 |
| RP | Watson, T.Watson, Tony >> | 29 | 2014 | L | 16 | 31 | 0 | 1 | 0 | 2.72 | .232 | 0.88 | 6.7 | 1.4 | 10.2 | 39.2 | 29 | 13 | 12 | 4 | 6 | 44 | 0 | 4 | 1 | 0 | 0 | 1 | 0 | 2.62 |
| SP | Marquez, G.Marquez, German >> | 23 | 2018 | R | 16 | 18 | 0 | 3 | 1 | 8.78 | .403 | 1.99 | 14.2 | 4.2 | 12.5 | 26.2 | 41 | 28 | 26 | 7 | 12 | 36 | 0 | 1 | 1 | 0 | 0 | 1 | 0 | 5.23 |