4 x 100 m Freestyle Relay, Women
| Competition | 2021 South American Aquatics Championships |
|---|---|
| Venue |
Buenos Aires
 ARG
|
| Held | — |
| Status | Medal |
| Competitors | 12 |
| Countries | 3 |
| Pos | Athlete(s) | Country | Mark | ||
|---|---|---|---|---|---|
| 🥇 | Argentina | ARG |
3:50.02 | ||
| María Ruggiero | 58.36 | ||||
| Lucía Gauna | 56.95 | ||||
| Macarena Ceballos | 57.64 | ||||
| Andrea Berrino | 57.07 | ||||
| 🥈 | Colombia |  COL |
3:50.51 | ||
| Isabella Arcila | 56.35 | ||||
| Karen Durango | 57.86 | ||||
| María Paula Álvarez | 58.91 | ||||
| Daniela Gutiérrez | 57.39 | ||||
| 🥉 | Brazil |  BRA |
3:50.73 | ||
| Rafaela Raurich | 57.52 | ||||
| Julia Góes | 58.11 | ||||
| Fernanda Andrade | 57.61 | ||||
| Sofia Rondel | 57.39 |