| SP | Spooner, K.Spooner, Karl † >> | 23 | 1954 | L | 99 | 34 | 34 | 19 | 14 | 3.15 | .298 | 1.26 | 6.8 | 4.5 | 10.4 | 279.2 | 210 | 106 | 98 | 21 | 141 | 322 | 17 | 0 | 0 | 3 | 23 | 6 | 0 | 3.25 |
| SP | Hansack, D.Hansack, Devern >> | 28 | 2006 | R | 87 | 35 | 35 | 10 | 15 | 4.18 | .310 | 1.31 | 8.4 | 3.4 | 6.1 | 194.0 | 181 | 100 | 90 | 37 | 73 | 132 | 0 | 0 | 0 | 0 | 17 | 8 | 0 | 5.37 |
| SP | Guzman, S.Guzman, Santiago >> | 22 | 1971 | R | 74 | 29 | 20 | 8 | 9 | 4.43 | .331 | 1.46 | 9.9 | 3.3 | 9.9 | 148.1 | 162 | 74 | 73 | 23 | 55 | 163 | 0 | 0 | 2 | 0 | 13 | 3 | 0 | 3.99 |
| SP | Tiant, L.Tiant, Luis † >> | 28 | 1968 | R | 60 | 25 | 22 | 13 | 7 | 5.49 | .344 | 1.55 | 9.6 | 4.4 | 8.2 | 165.2 | 176 | 108 | 101 | 22 | 80 | 150 | 6 | 0 | 0 | 0 | 9 | 5 | 4 | 4.46 |
| RP | Socolovich, M.Socolovich, Miguel >> | 29 | 2016 | R | 96 | 71 | 0 | 2 | 2 | 4.18 | .320 | 1.38 | 7.5 | 5.0 | 6.0 | 60.1 | 50 | 30 | 28 | 9 | 33 | 40 | 0 | 0 | 4 | 0 | 0 | 2 | 0 | 5.37 |
| RP | Smiley, J.Smiley, John >> | 21 | 1986 | L | 73 | 66 | 0 | 2 | 0 | 2.70 | .282 | 1.14 | 6.1 | 4.3 | 5.9 | 46.2 | 31 | 14 | 14 | 7 | 22 | 30 | 0 | 10 | 2 | 0 | 0 | 2 | 0 | 5.24 |
| RP | Stallings, G.Stallings, Garrett >> | 28 | 2026 | R | 93 | 9 | 0 | 1 | 1 | 11.05 | .405 | 1.91 | 10.3 | 7.7 | 6.4 | 7.1 | 8 | 9 | 9 | 2 | 6 | 5 | 0 | 1 | 2 | 0 | 0 | 1 | 0 | 8.29 |
| RP | Rainey, T.Rainey, Tanner >> | 27 | 2020 | R | 77 | 28 | 0 | 1 | 1 | 5.46 | .387 | 1.86 | 10.6 | 6.1 | 10.3 | 28.0 | 33 | 17 | 17 | 4 | 19 | 32 | 0 | 1 | 1 | 0 | 0 | 1 | 1 | 4.71 |
| RP | Sadler, C.Sadler, Casey >> | 30 | 2021 | R | 65 | 0 | 0 | 0 | 0 | - | .000 | - | - | - | - | 0.0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | - |
| SP | Woodruff, B.Woodruff, Brandon >> | 30 | 2023 | R | 68 | 17 | 16 | 3 | 9 | 6.19 | .356 | 1.62 | 10.5 | 4.2 | 9.0 | 93.0 | 108 | 67 | 64 | 18 | 43 | 93 | 0 | 0 | 0 | 0 | 6 | 3 | 0 | 5.00 |