Athletics at the 1990 South American Games
| Athletics at the IV South American Games | |
|---|---|
| Dates | December 6–9 |
| Host city | Lima, Perú |
| Venue | Estadio Nacional |
| Level | Senior |
| Events | 42 (23 men, 19 women) |
Athletics events at the 1990 South American Games were held at the Estadio Atlético de San Luis next to the Estadio Nacional in Lima, Perú, between December 6-9, 1990. A total of 42 events were contested, 23 by men and 19 by women.