400 m, Women
| Competition | 1990 South American Athletics U18 Championships |
|---|---|
| Venue |
Lima
 PER
|
| Held | — |
| Status | Medal |
| Competitors | 3 |
| Countries | 3 |
| Pos | Athlete(s) | Country | Mark | ||
|---|---|---|---|---|---|
| 🥇 | Janeth Lucumí |  COL |
58.18 | ||
| 🥈 | Viviana Chiozza |  ARG |
58.39 | ||
| 🥉 | Mayra Carchi |  ECU |
58.80 |