400 m, Women
| Competition | 1991 South American Athletics U20 Championships |
|---|---|
| Venue |
Asuncion
 PAR
|
| Held | — |
| Status | Medal |
| Competitors | 3 |
| Countries | 3 |
| Pos | Athlete(s) | Country | Mark | ||
|---|---|---|---|---|---|
| 🥇 | Fátima Dos Santos |  BRA |
56.01 | ||
| 🥈 | Patricia Oroño |  ARG |
57.56 | ||
| 🥉 | Rosa Segovia |  COL |
58.87 |