| SP | Sheets, B.Sheets, Ben † # >> | 26 | 2004 | R | 97 | 36 | 36 | 14 | 12 | 3.96 | .284 | 1.17 | 8.7 | 1.8 | 9.3 | 245.2 | 237 | 114 | 108 | 26 | 50 | 254 | 5 | 0 | 0 | 3 | 21 | 6 | 5 | 2.99 |
| SP | Pavano, C.Pavano, Carl >> | 28 | 2004 | R | 77 | 35 | 35 | 15 | 12 | 5.22 | .336 | 1.49 | 10.2 | 3.3 | 6.0 | 224.1 | 254 | 144 | 130 | 40 | 81 | 149 | 1 | 0 | 0 | 0 | 16 | 6 | 5 | 5.16 |
| SP | Westbrook, J.Westbrook, Jake >> | 27 | 2004 | R | 64 | 34 | 34 | 15 | 13 | 4.97 | .344 | 1.55 | 10.8 | 3.2 | 5.8 | 202.2 | 243 | 118 | 112 | 29 | 71 | 131 | 0 | 0 | 0 | 0 | 19 | 5 | 4 | 4.70 |
| SP | Glavine, T.Glavine, Tom >> | 38 | 2004 | L | 54 | 33 | 33 | 14 | 6 | 4.42 | .299 | 1.27 | 8.5 | 3.0 | 5.6 | 197.1 | 185 | 101 | 97 | 26 | 66 | 122 | 1 | 0 | 0 | 1 | 18 | 2 | 0 | 4.51 |
| SP | Williams, W.Williams, Woody >> | 38 | 2004 | R | 44 | 33 | 31 | 9 | 12 | 6.09 | .368 | 1.71 | 11.6 | 3.8 | 5.5 | 177.1 | 229 | 122 | 120 | 24 | 74 | 109 | 0 | 0 | 0 | 0 | 12 | 7 | 8 | 4.90 |
| CL | Mercker, K.Mercker, Kent >> | 36 | 2004 | L | 69 | 75 | 0 | 4 | 8 | 2.44 | .303 | 1.29 | 7.0 | 4.7 | 8.1 | 73.2 | 57 | 21 | 20 | 9 | 38 | 66 | 0 | 34 | 3 | 0 | 0 | 1 | 1 | 4.40 |
| RP | Timlin, M.Timlin, Mike >> | 38 | 2004 | R | 40 | 67 | 0 | 2 | 2 | 2.83 | .312 | 1.31 | 9.0 | 2.8 | 6.9 | 57.1 | 57 | 20 | 18 | 5 | 18 | 44 | 0 | 1 | 2 | 0 | 0 | 3 | 1 | 3.70 |
| RP | Donnelly, B.Donnelly, Brendan >> | 33 | 2004 | R | 82 | 72 | 0 | 3 | 5 | 4.03 | .319 | 1.37 | 8.4 | 3.9 | 8.2 | 76.0 | 71 | 38 | 34 | 6 | 33 | 69 | 0 | 0 | 3 | 0 | 0 | 3 | 0 | 3.63 |
| RP | Miller, T.Miller, Trever >> | 31 | 2004 | L | 35 | 74 | 0 | 5 | 1 | 3.15 | .318 | 1.38 | 8.0 | 4.6 | 6.0 | 45.2 | 40 | 20 | 16 | 5 | 23 | 30 | 0 | 0 | 2 | 0 | 0 | 1 | 1 | 4.71 |
| RP | Madson, R.Madson, Ryan >> | 24 | 2004 | R | 70 | 60 | 0 | 4 | 2 | 4.66 | .325 | 1.45 | 9.1 | 4.0 | 5.6 | 63.2 | 64 | 34 | 33 | 10 | 28 | 39 | 0 | 1 | 3 | 0 | 0 | 0 | 6 | 5.16 |
| RP | Torres, S.Torres, Salomon >> | 32 | 2004 | R | 54 | 69 | 0 | 5 | 0 | 4.45 | .316 | 1.35 | 9.3 | 3.0 | 6.5 | 60.2 | 62 | 32 | 30 | 8 | 20 | 43 | 0 | 4 | 0 | 0 | 0 | 2 | 1 | 4.40 |
| RP | Nathan, J.Nathan, Joe # >> | 30 | 2004 | R | 93 | 44 | 0 | 2 | 0 | 4.59 | .298 | 1.25 | 8.3 | 3.0 | 7.4 | 51.0 | 47 | 26 | 26 | 8 | 17 | 42 | 0 | 9 | 3 | 0 | 0 | 1 | 6 | 4.45 |