| SP | Johnson, W.Johnson, Walter >> | 26 | 1913 | R | 95 | 34 | 34 | 15 | 11 | 4.07 | .305 | 1.29 | 9.0 | 2.6 | 4.7 | 219.0 | 219 | 103 | 99 | 18 | 63 | 115 | 6 | 0 | 0 | 1 | 19 | 6 | 3 | 3.96 |
| SP | Arrieta, J.Arrieta, Jake # >> | 29 | 2015 | R | 93 | 33 | 33 | 13 | 9 | 4.03 | .284 | 1.19 | 8.2 | 2.5 | 7.7 | 205.2 | 187 | 93 | 92 | 19 | 57 | 175 | 3 | 0 | 0 | 1 | 19 | 1 | 5 | 3.35 |
| SP | Scott, M.Scott, Mike # >> | 31 | 1986 | R | 87 | 32 | 32 | 8 | 15 | 6.19 | .345 | 1.55 | 10.9 | 3.1 | 8.3 | 164.1 | 198 | 114 | 113 | 26 | 56 | 151 | 3 | 0 | 0 | 1 | 12 | 6 | 5 | 4.35 |
| SP | McDowell, S.McDowell, Sam >> | 23 | 1965 | L | 44 | 33 | 31 | 7 | 16 | 5.95 | .359 | 1.65 | 8.6 | 6.3 | 8.7 | 157.1 | 150 | 107 | 104 | 23 | 110 | 151 | 0 | 0 | 0 | 0 | 12 | 4 | 10 | 5.16 |
| CL | Street, H.Street, Huston † >> | 29 | 2012 | R | 96 | 77 | 0 | 6 | 6 | 3.00 | .289 | 1.22 | 6.3 | 4.7 | 8.1 | 81.0 | 57 | 27 | 27 | 6 | 42 | 73 | 0 | 37 | 6 | 0 | 0 | 0 | 2 | 3.72 |
| RP | Benitez, A.Benitez, Armando >> | 32 | 2004 | R | 81 | 71 | 0 | 7 | 2 | 3.39 | .291 | 1.23 | 6.8 | 4.3 | 4.3 | 79.2 | 60 | 37 | 30 | 3 | 38 | 38 | 0 | 6 | 2 | 0 | 0 | 0 | 0 | 3.97 |
| RP | Balfour, G.Balfour, Grant >> | 31 | 2008 | R | 74 | 57 | 0 | 4 | 1 | 4.86 | .327 | 1.41 | 7.6 | 5.1 | 7.9 | 63.0 | 53 | 39 | 34 | 8 | 36 | 55 | 0 | 1 | 0 | 0 | 0 | 3 | 2 | 4.76 |