| SP | Buehler, W.Buehler, Walker # >> | 23 | 2018 | R | 84 | 22 | 22 | 8 | 6 | 4.80 | .304 | 1.29 | 8.0 | 3.6 | 9.0 | 120.0 | 107 | 65 | 64 | 24 | 48 | 120 | 0 | 0 | 0 | 0 | 9 | 2 | 4 | 4.85 |
| SP | Valenzuela, F.Valenzuela, Fernando >> | 21 | 1981 | L | 61 | 21 | 21 | 6 | 6 | 5.76 | .348 | 1.60 | 9.8 | 4.6 | 6.8 | 120.1 | 131 | 84 | 77 | 23 | 61 | 91 | 1 | 0 | 0 | 0 | 9 | 1 | 3 | 5.53 |
| SP | DeLeon, J.DeLeon, Jose >> | 29 | 1989 | R | 60 | 21 | 21 | 4 | 12 | 5.88 | .349 | 1.59 | 10.1 | 4.2 | 6.2 | 113.1 | 127 | 74 | 74 | 18 | 53 | 78 | 1 | 0 | 0 | 0 | 8 | 2 | 4 | 5.15 |
| RP | Uehara, K.Uehara, Koji >> | 38 | 2013 | R | 100 | 58 | 0 | 5 | 5 | 4.25 | .309 | 1.33 | 9.5 | 2.5 | 9.2 | 82.2 | 87 | 44 | 39 | 7 | 23 | 84 | 0 | 5 | 2 | 0 | 0 | 1 | 1 | 2.94 |
| RP | Gregerson, L.Gregerson, Luke >> | 26 | 2010 | R | 71 | 53 | 0 | 3 | 0 | 4.04 | .295 | 1.22 | 8.6 | 2.5 | 9.6 | 64.2 | 61 | 29 | 29 | 12 | 18 | 68 | 0 | 6 | 2 | 0 | 0 | 2 | 0 | 4.25 |