| SP | Samardzija, J.Samardzija, Jeff >> | 29 | 2014 | R | 77 | 28 | 28 | 11 | 11 | 4.10 | .296 | 1.25 | 9.0 | 2.2 | 5.8 | 173.1 | 173 | 91 | 79 | 19 | 43 | 112 | 1 | 0 | 0 | 0 | 16 | 3 | 4 | 3.93 |
| SP | Bender, C.Bender, Chief # >> | 24 | 1908 | R | 59 | 27 | 27 | 12 | 8 | 3.84 | .287 | 1.17 | 8.6 | 1.9 | 4.1 | 164.0 | 157 | 82 | 70 | 17 | 35 | 74 | 2 | 0 | 0 | 1 | 16 | 6 | 2 | 4.20 |
| SP | Dygert, J.Dygert, Jimmy >> | 25 | 1909 | R | 47 | 26 | 25 | 7 | 1 | 3.92 | .312 | 1.35 | 8.9 | 3.3 | 6.1 | 114.2 | 113 | 53 | 50 | 12 | 42 | 77 | 0 | 0 | 0 | 0 | 2 | 1 | 1 | 4.15 |
| SP | Bahnsen, S.Bahnsen, Stan >> | 32 | 1976 | R | 49 | 4 | 4 | 2 | 0 | 2.29 | .272 | 1.07 | 6.2 | 3.8 | 3.3 | 19.2 | 13 | 5 | 5 | 2 | 8 | 7 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 5.05 |
| RP | Doolittle, S.Doolittle, Sean >> | 27 | 2014 | L | 90 | 77 | 0 | 10 | 2 | 1.33 | .230 | 0.89 | 6.4 | 1.6 | 9.3 | 81.1 | 58 | 14 | 12 | 2 | 14 | 84 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1.80 |
| SU | Wendelken, J.Wendelken, J.B. >> | 26 | 2019 | R | 57 | 63 | 0 | 5 | 0 | 2.17 | .251 | 1.00 | 6.2 | 2.9 | 7.8 | 74.2 | 51 | 21 | 18 | 5 | 24 | 64 | 0 | 3 | 3 | 0 | 0 | 0 | 4 | 3.12 |
| RP | Scribner, E.Scribner, Evan >> | 29 | 2015 | R | 34 | 58 | 0 | 5 | 2 | 2.89 | .273 | 1.11 | 8.5 | 1.6 | 9.6 | 74.2 | 70 | 26 | 24 | 10 | 13 | 79 | 0 | 0 | 2 | 0 | 0 | 1 | 2 | 3.19 |
| RP | Street, H.Street, Huston >> | 24 | 2007 | R | 55 | 49 | 0 | 6 | 1 | 1.92 | .284 | 1.19 | 7.9 | 2.9 | 8.5 | 56.1 | 49 | 14 | 12 | 3 | 18 | 53 | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 2.77 |
| RP | Petit, Y.Petit, Yusmeiro >> | 34 | 2018 | R | 39 | 33 | 0 | 3 | 0 | 3.57 | .307 | 1.33 | 8.2 | 3.9 | 5.9 | 35.1 | 32 | 17 | 14 | 2 | 15 | 23 | 0 | 0 | 1 | 0 | 0 | 0 | 1 | 3.71 |
| RP | Madson, R.Madson, Ryan >> | 37 | 2017 | R | 76 | 39 | 0 | 5 | 1 | 3.12 | .281 | 1.15 | 8.0 | 2.4 | 7.6 | 52.0 | 46 | 21 | 18 | 7 | 14 | 44 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 3.92 |