400 m, Women
| Competition | 1988 South American Athletics U20 Championships |
|---|---|
| Venue |
Cubatao
 BRA
|
| Held | — |
| Status | Medal |
| Competitors | 2 |
| Countries | 2 |
| Pos | Athlete(s) | Country | Mark | ||
|---|---|---|---|---|---|
| 🥈 | Claudia Riquelme |  CHI |
55.75 | ||
| 🥉 | María del Milagros Allende |  ARG |
56.38 |
| Competition | 1988 South American Athletics U20 Championships |
|---|---|
| Venue |
Cubatao
BRA
|
| Held | — |
| Status | Medal |
| Competitors | 2 |
| Countries | 2 |
| Pos | Athlete(s) | Country | Mark | ||
|---|---|---|---|---|---|
| 🥈 | Claudia Riquelme | CHI |
55.75 | ||
| 🥉 | María del Milagros Allende | ARG |
56.38 |