400 m, Women
| Competition | 1990 South American Games |
|---|---|
| Venue |
Lima
 PER
|
| Held | — |
| Status | Medal |
| Competitors | 3 |
| Countries | 3 |
| Pos | Athlete(s) | Country | Mark | ||
|---|---|---|---|---|---|
| 🥇 | Olga Conte |  ARG |
55.03 | ||
| 🥈 | Claudia Acerenza |  URU |
55.22 | ||
| 🥉 | Ismenia Guzmán |  CHI |
55.64 |
| Competition | 1990 South American Games |
|---|---|
| Venue |
Lima
PER
|
| Held | — |
| Status | Medal |
| Competitors | 3 |
| Countries | 3 |
| Pos | Athlete(s) | Country | Mark | ||
|---|---|---|---|---|---|
| 🥇 | Olga Conte | ARG |
55.03 | ||
| 🥈 | Claudia Acerenza | URU |
55.22 | ||
| 🥉 | Ismenia Guzmán | CHI |
55.64 |