Miss Universe 1978 Semifinal scores Semifinal scores

| Delegate | Interview | Swimsuit | Evening_Gown | Average |
|---|---|---|---|---|
| USA | 8.155 (1) | 7.855 (1) | 7.482 (2) | 7.831 (1) |
| Sweden | 7.518 (2) | 7.300 (2) | 7.355 (3) | 7.391 (2) |
| Spain | 6.500 (5) | 6.870 (3) | 7.545 (1) | 6.972 (3) |
| South Africa | 6.791 (3) | 6.590 (4) | 6.373 (5) | 6.685 (4) |
| Colombia | 6.645 (4) | 6.282 (6) | 6.545 (4) | 6.491 (5) |
| Belgium | 6.230 (6) | 6.364 (5) | 5.709 (6) | 6.101 (6) |
| Chile | 5.703 (7) | 5.064 (7) | 4.536 (9) | 4.891 (7) |
| Israel | 5.260 (9) | 4.280 (8) | 4.945 (7) | 4.828 (8) |
| Mexico | 5.320 (8) | 3.260 (11) | 4.145 (10) | 4.242 (9) |
| Ireland | 3.889 (12) | 3.800 (9) | 4.756 (8) | 4.148 (10) |
| Peru | 4.422 (10) | 3.718 (10) | 3.573 (11) | 3.904 (11) |