100 m Butterfly, Women
| Competition | 1978 South American Aquatics Championships |
|---|---|
| Venue |
Guayaquil
 ECU
|
| Held | — |
| Status | Medal |
| Competitors | 3 |
| Countries | 3 |
| Pos | Athlete(s) | Country | Mark | ||
|---|---|---|---|---|---|
| 🥇 | Rossana Juncos |  ARG |
1:05.14 | ||
| 🥈 | Flávia Nadalutti |  BRA |
1:05.14 | ||
| 🥉 | María Hung |  VEN |
1:06.26 |