| SP | Cole, G.Cole, Gerrit # >> | 28 | 2019 | R | 96 | 33 | 33 | 15 | 8 | 4.12 | .281 | 1.16 | 7.7 | 2.7 | 9.9 | 227.1 | 195 | 105 | 104 | 36 | 68 | 250 | 1 | 0 | 0 | 0 | 20 | 4 | 3 | 3.81 |
| SP | Flaherty, J.Flaherty, Jack >> | 23 | 2019 | R | 83 | 32 | 32 | 10 | 12 | 4.39 | .323 | 1.40 | 8.9 | 3.8 | 8.8 | 198.2 | 195 | 101 | 97 | 28 | 84 | 193 | 0 | 0 | 0 | 0 | 15 | 5 | 3 | 4.24 |
| SP | Valenzuela, F.Valenzuela, Fernando >> | 21 | 1981 | L | 60 | 32 | 32 | 15 | 12 | 4.72 | .341 | 1.53 | 9.2 | 4.6 | 6.9 | 232.2 | 238 | 128 | 122 | 42 | 119 | 178 | 7 | 0 | 0 | 2 | 14 | 4 | 9 | 5.41 |
| RP | Uehara, K.Uehara, Koji >> | 38 | 2013 | R | 100 | 87 | 0 | 2 | 7 | 2.75 | .273 | 1.13 | 7.2 | 3.0 | 9.6 | 124.1 | 99 | 38 | 38 | 15 | 41 | 132 | 0 | 6 | 6 | 0 | 0 | 0 | 2 | 3.44 |
| RP | Eckersley, D.Eckersley, Dennis >> | 36 | 1990 | R | 86 | 82 | 0 | 3 | 7 | 3.46 | .296 | 1.23 | 8.6 | 2.5 | 8.3 | 104.0 | 99 | 42 | 40 | 10 | 29 | 96 | 0 | 7 | 6 | 0 | 0 | 3 | 0 | 3.33 |
| RP | Harvey, B.Harvey, Bryan # >> | 28 | 1991 | R | 63 | 58 | 0 | 7 | 2 | 4.63 | .340 | 1.53 | 9.6 | 4.2 | 7.9 | 58.1 | 62 | 33 | 30 | 10 | 27 | 51 | 0 | 6 | 3 | 0 | 0 | 1 | 1 | 4.93 |
| RP | Benitez, A.Benitez, Armando >> | 27 | 1999 | R | 56 | 49 | 0 | 4 | 5 | 4.33 | .333 | 1.48 | 7.3 | 6.1 | 10.0 | 52.0 | 42 | 27 | 25 | 9 | 35 | 58 | 0 | 4 | 3 | 0 | 0 | 1 | 0 | 5.10 |
| SP | Weaver, J.Weaver, Jered >> | 29 | 2011 | R | 52 | 3 | 0 | 0 | 0 | 3.86 | .364 | 1.71 | 9.0 | 9.0 | 18.0 | 2.1 | 2 | 1 | 1 | 0 | 2 | 4 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 2.00 |