4 x 100 m Relay, Women
| Competition | 1981 South American Athletics U20 Championships |
|---|---|
| Venue |
Rio de Janeiro
 BRA
|
| Held | — |
| Status | Medal |
| Competitors | 12 |
| Countries | 3 |
| Pos | Athlete(s) | Country | Mark | ||
|---|---|---|---|---|---|
| 🥇 | Brazil | BRA |
46.4 | ||
| Magnólia Figueiredo | — | ||||
| Nara Das Neves | — | ||||
| Yolanda Van der Graaff | — | ||||
| Sueli Machado | — | ||||
| 🥈 | Argentina |  ARG |
47.1 | ||
| Susana Jenkins | — | ||||
| Gabriela García | — | ||||
| Claudia Galichini | — | ||||
| Beatriz Capotosto | — | ||||
| 🥉 | Chile |  CHI |
47.3 | ||
| Patricia Pérez | — | ||||
| Claudia Iturra | — | ||||
| Graciela Mardones | — | ||||
| Patricia Silvá | — |