| SP | Cole, G.Cole, Gerrit † >> | 28 | 2019 | R | 97 | 25 | 25 | 11 | 8 | 3.13 | .273 | 1.12 | 7.0 | 3.1 | 10.8 | 172.1 | 133 | 63 | 60 | 19 | 60 | 207 | 2 | 0 | 0 | 0 | 21 | 1 | 4 | 3.09 |
| SP | Buchholz, C.Buchholz, Clay >> | 29 | 2013 | R | 81 | 24 | 24 | 9 | 5 | 4.54 | .332 | 1.46 | 8.8 | 4.4 | 7.9 | 136.2 | 133 | 69 | 69 | 13 | 67 | 120 | 1 | 0 | 0 | 1 | 11 | 4 | 1 | 4.04 |
| SP | Lester, J.Lester, Jon # >> | 32 | 2016 | L | 78 | 23 | 23 | 5 | 8 | 6.63 | .362 | 1.67 | 11.8 | 3.3 | 9.7 | 110.0 | 144 | 85 | 81 | 25 | 40 | 118 | 0 | 0 | 0 | 0 | 8 | 3 | 7 | 4.98 |
| SP | Wainwright, A.Wainwright, Adam >> | 29 | 2010 | R | 55 | 23 | 23 | 9 | 6 | 7.02 | .367 | 1.70 | 11.5 | 3.9 | 7.5 | 110.1 | 140 | 86 | 86 | 16 | 48 | 92 | 2 | 0 | 0 | 0 | 6 | 4 | 2 | 4.64 |
| RP | Benoit, J.Benoit, Joaquin >> | 33 | 2010 | R | 95 | 63 | 0 | 9 | 5 | 2.92 | .275 | 1.12 | 7.0 | 3.1 | 11.2 | 86.1 | 67 | 29 | 28 | 10 | 30 | 107 | 0 | 3 | 4 | 0 | 0 | 1 | 1 | 3.10 |
| RP | Hochevar, L.Hochevar, Luke >> | 30 | 2013 | R | 80 | 58 | 0 | 4 | 3 | 2.35 | .228 | 0.88 | 5.1 | 2.8 | 9.1 | 88.0 | 50 | 23 | 23 | 10 | 27 | 89 | 0 | 5 | 3 | 0 | 0 | 1 | 2 | 3.41 |
| RP | Feliz, N.Feliz, Neftali >> | 22 | 2010 | R | 64 | 59 | 0 | 1 | 4 | 4.92 | .326 | 1.43 | 8.3 | 4.7 | 10.2 | 67.2 | 62 | 37 | 37 | 15 | 35 | 76 | 0 | 6 | 2 | 0 | 0 | 1 | 4 | 5.25 |
| RP | Devenski, C.Devenski, Chris >> | 26 | 2017 | R | 48 | 44 | 0 | 2 | 1 | 3.86 | .286 | 1.15 | 6.8 | 3.6 | 9.5 | 58.1 | 44 | 27 | 25 | 10 | 23 | 61 | 0 | 4 | 0 | 0 | 0 | 3 | 2 | 4.48 |
| SP | Salazar, D.Salazar, Danny >> | 25 | 2015 | R | 36 | 1 | 0 | 0 | 0 | 45.00 | .625 | 5.00 | 36.0 | 9.0 | 0.0 | 1.0 | 4 | 5 | 5 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 19.00 |