100 m, Men
| Competition | 1980 South American Athletics U20 Championships |
|---|---|
| Venue |
Santiago
 CHI
|
| Held | — |
| Status | Medal |
| Competitors | 3 |
| Countries | 2 |
| Pos | Athlete(s) | Country | Mark | ||
|---|---|---|---|---|---|
| 🥇 | Ernesto Braun |  ARG |
10.86 | ||
| 🥈 | Hugo Alzamora | ARG |
10.86 | ||
| 🥉 | Gerson Dos Santos |  BRA |
11.06 |