1978 Junior Mr USA - AAU
| Overall Winner Tony Pearson | |
Tall | |
| 1 | Gary Leonard |
| 2 | Oscar Chung |
| 3 | John Brown |
| 4 | Benny Crawford |
| 5 | Ron Bourque |
| 6 | Nathan LeBlanc |
| 7 | Robert Rogers |
| 8 | Bill Tartis |
| 9 | Larmar Gable |
Medium | |
| 1 | Tony Pearson |
| 2 | Mario Nieves |
| 3 | Charles Glass |
| 4 | Pat Stewart |
| 5 | Michael Caldwell |
| 6 | Mike Armstrong |
| 7 | Michael Johnson (1) |
Short | |
| 1 | David Campbell (1) |
| 2 | Robert Jodkiewicz |
| 3 | Dean LePennington |
| 4 | John Manoogian |
| 5 | Mike Torres (2) |