1978 Iron Man Muscle Classic - AAU
| 1 | Doug Jukich |
| 2 | Chris Clark |
| 3 | Allen Brown |
| 4 | Phil LeGault |
| 5 | Willie Thomas |
Teen | |
| 1 | Tim Juliano |
| 2 | Mark Lyons |
| 3 | Jesse McKinney (1) |
| 4 | Brian Dorman |
| 5 | Randy Jacobs |
Junior | |
| 1 | Jim Enger |
| 2 | Chris Clark |
| 3 | Clifton Smith |
| 4 | Johnny Stewart |
| 5 | Chris Nolan (1) |
Masters | |
| 1 | James Joseph |
| 2 | Karl Marshall |
| 3 | Jim Arrington |
| 4 | Gene Fisher |
| 5 | Fred Brown |