| SP | Glavine, T.Glavine, Tom >> | 22 | 1988 | L | 34 | 3 | 3 | 0 | 2 | 7.64 | .369 | 1.75 | 12.2 | 4.2 | 6.4 | 17.2 | 23 | 15 | 15 | 1 | 8 | 12 | 0 | 0 | 0 | 0 | 1 | 0 | 2 | 3.76 |
| SP | Mahler, R.Mahler, Rick >> | 35 | 1988 | R | 41 | 3 | 3 | 1 | 2 | 4.05 | .318 | 1.40 | 9.9 | 2.7 | 5.4 | 20.0 | 22 | 10 | 9 | 2 | 6 | 12 | 0 | 0 | 0 | 0 | 2 | 0 | 1 | 4.00 |
| SP | Smoltz, J.Smoltz, John >> | 21 | 1988 | R | 10 | 2 | 2 | 0 | 1 | 8.00 | .426 | 2.22 | 16.0 | 4.0 | 9.0 | 9.0 | 16 | 9 | 8 | 0 | 4 | 9 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 2.33 |
| RP | Assenmacher, P.Assenmacher, Paul >> | 28 | 1988 | L | 72 | 4 | 0 | 0 | 0 | 6.75 | .429 | 2.25 | 18.0 | 9.0 | 0.0 | 1.1 | 2 | 1 | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.00 |
| RP | Alvarez, J.Alvarez, Jose >> | 32 | 1988 | R | 66 | 5 | 0 | 0 | 1 | 23.63 | .556 | 3.75 | 40.5 | 4.5 | 9.0 | 2.2 | 9 | 7 | 7 | 3 | 1 | 2 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 22.00 |
| RP | Sutter, B.Sutter, Bruce >> | 35 | 1988 | R | 56 | 0 | 0 | 0 | 0 | - | .000 | - | - | - | - | 0.0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | - |
| RP | Puleo, C.Puleo, Charlie >> | 33 | 1988 | R | 52 | 0 | 0 | 0 | 0 | - | .000 | - | - | - | - | 0.0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | - |
| SP | Jimenez, G.Jimenez, German >> | 26 | 1988 | L | 20 | 5 | 0 | 0 | 2 | 6.60 | .328 | 1.40 | 9.0 | 3.6 | 2.4 | 15.0 | 15 | 11 | 11 | 3 | 6 | 4 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 6.47 |