| SP | Richard, J.Richard, J.R. # >> | 30 | 1980 | R | 94 | 36 | 35 | 8 | 14 | 4.98 | .305 | 1.28 | 7.8 | 3.7 | 8.2 | 186.0 | 162 | 107 | 103 | 18 | 77 | 170 | 0 | 0 | 0 | 0 | 17 | 6 | 1 | 3.77 |
| SP | Snell, B.Snell, Blake $ >> | 25 | 2018 | L | 88 | 36 | 36 | 15 | 8 | 4.32 | .300 | 1.25 | 7.0 | 4.3 | 7.9 | 187.2 | 146 | 92 | 90 | 25 | 89 | 165 | 0 | 0 | 0 | 0 | 17 | 6 | 11 | 4.50 |
| SP | Sweeney, C.Sweeney, Charlie >> | 21 | 1884 | R | 90 | 35 | 35 | 21 | 7 | 3.47 | .272 | 1.09 | 7.9 | 1.9 | 4.5 | 259.1 | 226 | 101 | 100 | 24 | 56 | 130 | 11 | 0 | 0 | 4 | 21 | 9 | 3 | 3.95 |
| SP | Hecker, G.Hecker, Guy $$ >> | 26 | 1882 | R | 86 | 32 | 32 | 27 | 2 | 2.61 | .254 | 0.98 | 7.4 | 1.5 | 4.3 | 255.1 | 209 | 82 | 74 | 22 | 42 | 121 | 16 | 0 | 0 | 2 | 24 | 10 | 0 | 3.78 |
| CL | Doolittle, S.Doolittle, Sean >> | 31 | 2018 | L | 99 | 70 | 0 | 5 | 5 | 3.41 | .248 | 0.96 | 6.5 | 2.3 | 9.9 | 68.2 | 49 | 26 | 26 | 11 | 17 | 75 | 0 | 39 | 5 | 0 | 0 | 2 | 0 | 3.74 |
| RP | Chapman, A.Chapman, Aroldis >> | 26 | 2014 | L | 94 | 88 | 0 | 6 | 1 | 2.86 | .234 | 0.85 | 4.9 | 2.8 | 10.2 | 85.0 | 46 | 28 | 27 | 4 | 26 | 96 | 0 | 2 | 2 | 0 | 0 | 6 | 3 | 2.48 |
| RP | Treinen, B.Treinen, Blake >> | 30 | 2018 | R | 81 | 58 | 0 | 4 | 5 | 5.04 | .305 | 1.21 | 7.9 | 3.1 | 7.0 | 55.1 | 48 | 32 | 31 | 10 | 19 | 43 | 0 | 3 | 2 | 0 | 0 | 6 | 0 | 5.16 |
| RP | Benitez, A.Benitez, Armando >> | 32 | 2004 | R | 81 | 40 | 0 | 4 | 0 | 5.20 | .323 | 1.43 | 9.0 | 4.0 | 4.8 | 36.1 | 36 | 22 | 21 | 6 | 16 | 19 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 5.44 |
| RP | Messersmith, A.Messersmith, Andy >> | 23 | 1968 | R | 59 | 34 | 0 | 2 | 1 | 5.27 | .369 | 1.76 | 9.0 | 6.9 | 5.9 | 56.1 | 56 | 35 | 33 | 8 | 43 | 37 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 5.84 |