100 m Butterfly, Women
| Competition | 1958 South American Aquatics Championships |
|---|---|
| Venue |
Montevideo
 URU
|
| Held | — |
| Status | Medal |
| Competitors | 3 |
| Countries | 2 |
| Pos | Athlete(s) | Country | Mark | ||
|---|---|---|---|---|---|
| 🥇 | Silvia Hofmeister |  ARG |
1:23.7 | ||
| 🥈 | Ana María Arietti | ARG |
1:25.0 | ||
| 🥉 | Suraia Ismael |  BRA |
1:27.9 |