| SP | Morgan, M.Morgan, Mike † >> | 32 | 1991 | R | 93 | 27 | 27 | 12 | 4 | 3.10 | .290 | 1.21 | 8.1 | 2.8 | 5.1 | 174.0 | 157 | 63 | 60 | 6 | 54 | 98 | 0 | 0 | 0 | 0 | 19 | 2 | 1 | 3.29 |
| SP | Wegman, B.Wegman, Bill # >> | 29 | 1991 | R | 75 | 26 | 26 | 6 | 10 | 5.28 | .335 | 1.51 | 11.5 | 2.1 | 5.2 | 150.0 | 191 | 97 | 88 | 15 | 35 | 86 | 1 | 0 | 0 | 0 | 10 | 1 | 3 | 3.87 |
| SP | Smoltz, J.Smoltz, John >> | 24 | 1991 | R | 63 | 25 | 25 | 6 | 9 | 5.79 | .333 | 1.49 | 9.9 | 3.5 | 4.9 | 143.0 | 157 | 93 | 92 | 18 | 56 | 78 | 1 | 0 | 0 | 0 | 12 | 1 | 4 | 4.74 |
| SP | DeLeon, J.DeLeon, Jose >> | 31 | 1991 | R | 57 | 24 | 24 | 9 | 7 | 4.93 | .326 | 1.44 | 9.2 | 3.8 | 3.4 | 118.2 | 121 | 69 | 65 | 17 | 50 | 45 | 0 | 0 | 0 | 0 | 6 | 1 | 1 | 5.41 |
| RP | Belinda, S.Belinda, Stan >> | 25 | 1991 | R | 90 | 69 | 0 | 4 | 3 | 2.78 | .262 | 1.05 | 6.1 | 3.4 | 6.7 | 74.1 | 50 | 24 | 23 | 1 | 28 | 55 | 0 | 10 | 3 | 0 | 0 | 1 | 0 | 2.86 |
| RP | Stanton, M.Stanton, Mike >> | 24 | 1991 | L | 84 | 75 | 0 | 3 | 1 | 2.22 | .284 | 1.19 | 8.3 | 2.6 | 5.1 | 48.2 | 44 | 12 | 12 | 4 | 14 | 27 | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 3.83 |
| RP | Perez, M.Perez, Melido >> | 25 | 1991 | R | 76 | 54 | 0 | 8 | 5 | 2.92 | .297 | 1.26 | 7.7 | 3.6 | 6.8 | 74.0 | 63 | 25 | 24 | 8 | 30 | 56 | 0 | 10 | 4 | 0 | 0 | 1 | 4 | 4.15 |
| RP | Montgomery, J.Montgomery, Jeff >> | 29 | 1991 | R | 60 | 24 | 0 | 3 | 0 | 3.00 | .300 | 1.29 | 8.1 | 3.4 | 4.3 | 21.0 | 19 | 7 | 7 | 2 | 8 | 10 | 0 | 1 | 2 | 0 | 0 | 0 | 1 | 4.43 |
| SP | Hough, C.Hough, Charlie >> | 43 | 1991 | R | 44 | 21 | 0 | 3 | 3 | 6.34 | .372 | 1.77 | 9.0 | 7.0 | 5.7 | 71.0 | 71 | 55 | 50 | 10 | 55 | 45 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 5.89 |