100 m Breaststroke, Women
| Competition | 1958 South American Aquatics Championships |
|---|---|
| Venue |
Montevideo
 URU
|
| Held | — |
| Status | Medal |
| Competitors | 3 |
| Countries | 3 |
| Pos | Athlete(s) | Country | Mark | ||
|---|---|---|---|---|---|
| 🥇 | Sônia Escher |  BRA |
1:28.6 | ||
| 🥈 | Ana María Ostera |  ARG |
1:29.8 | ||
| 🥉 | Carmen Rodrigues |  CHI |
— |