100 m, Women
| Competition | 1981 South American Athletics U20 Championships |
|---|---|
| Venue |
Rio de Janeiro
 BRA
|
| Held | — |
| Status | Medal |
| Competitors | 3 |
| Countries | 2 |
| Pos | Athlete(s) | Country | Mark | ||
|---|---|---|---|---|---|
| 🥇 | Patricia Pérez |  CHI |
12.2 | ||
| 🥈 | Sueli Machado | BRA |
12.2 | ||
| 🥉 | Nara Das Neves | BRA |
12.3 |