| SP | Arrieta, J.Arrieta, Jake † # >> | 29 | 2015 | R | 95 | 34 | 34 | 13 | 13 | 3.65 | .298 | 1.23 | 8.3 | 2.7 | 9.7 | 244.0 | 226 | 104 | 99 | 33 | 73 | 263 | 4 | 0 | 0 | 1 | 20 | 12 | 3 | 3.65 |
| SP | Buchholz, C.Buchholz, Clay >> | 29 | 2013 | R | 81 | 33 | 33 | 14 | 15 | 5.06 | .337 | 1.49 | 9.1 | 4.4 | 7.6 | 204.2 | 206 | 115 | 115 | 24 | 99 | 172 | 3 | 0 | 0 | 2 | 14 | 7 | 5 | 4.40 |
| SP | Tanaka, M.Tanaka, Masahiro >> | 26 | 2015 | R | 70 | 32 | 32 | 10 | 16 | 5.95 | .323 | 1.39 | 9.8 | 2.7 | 7.3 | 190.2 | 207 | 131 | 126 | 43 | 58 | 155 | 1 | 0 | 0 | 1 | 10 | 8 | 5 | 5.35 |
| SP | Shields, J.Shields, James # >> | 30 | 2011 | R | 62 | 32 | 32 | 15 | 10 | 4.60 | .328 | 1.44 | 9.9 | 3.1 | 8.1 | 215.1 | 237 | 116 | 110 | 34 | 73 | 194 | 4 | 0 | 0 | 1 | 16 | 6 | 2 | 4.35 |
| SP | Bieber, S.Bieber, Shane >> | 24 | 2019 | R | 50 | 31 | 31 | 5 | 10 | 6.06 | .350 | 1.58 | 11.7 | 2.6 | 10.3 | 170.2 | 221 | 123 | 115 | 47 | 49 | 195 | 0 | 0 | 0 | 0 | 11 | 6 | 4 | 5.27 |
| RP | Benoit, J.Benoit, Joaquin >> | 33 | 2010 | R | 95 | 88 | 0 | 6 | 8 | 3.05 | .267 | 1.07 | 7.4 | 2.2 | 10.0 | 121.0 | 99 | 42 | 41 | 11 | 30 | 135 | 0 | 6 | 2 | 0 | 0 | 3 | 3 | 2.77 |
| RP | Petit, Y.Petit, Yusmeiro † >> | 35 | 2019 | R | 70 | 83 | 0 | 7 | 0 | 2.82 | .254 | 0.99 | 7.3 | 1.8 | 7.2 | 108.2 | 87 | 34 | 34 | 13 | 21 | 86 | 0 | 15 | 4 | 0 | 0 | 3 | 0 | 3.64 |
| RP | Rivera, M.Rivera, Mariano >> | 42 | 2011 | R | 37 | 37 | 0 | 4 | 2 | 4.50 | .298 | 1.25 | 9.4 | 1.8 | 7.8 | 44.0 | 46 | 22 | 22 | 7 | 9 | 38 | 0 | 1 | 1 | 0 | 0 | 1 | 2 | 4.02 |
| RP | Barraclough, K.Barraclough, Kyle >> | 26 | 2016 | R | 26 | 40 | 0 | 1 | 2 | 3.95 | .328 | 1.44 | 7.9 | 5.0 | 9.9 | 41.0 | 36 | 18 | 18 | 4 | 23 | 45 | 0 | 2 | 1 | 0 | 0 | 1 | 6 | 3.83 |
| SP | Johnson, J.Johnson, Josh >> | 26 | 2010 | R | 37 | 1 | 0 | 0 | 0 | 0.00 | .000 | 0.00 | - | - | - | 0.1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | - |
| SP | Castillo, L.Castillo, Luis >> | 26 | 2019 | R | 49 | 20 | 0 | 3 | 4 | 6.75 | .348 | 1.55 | 9.7 | 4.3 | 9.7 | 40.0 | 43 | 30 | 30 | 10 | 19 | 43 | 0 | 0 | 1 | 0 | 0 | 2 | 2 | 5.68 |