1966 South American Junior Championships in Athletics
| VI South American Junior Championships in Athletics | |
|---|---|
| Dates | October 9–14 |
| Host city | Montevideo, Uruguay |
| Level | U20 |
| Events | 29 |
| Participation | about 159 athletes from 6 nations |
The sixth South American Junior Championships in Athletics were held in Montevideo, Uruguay from October 9–14, 1966. For the first time, women's events were included.