100 m Freestyle, Men
| Competition | 2021 South American Aquatics Championships |
|---|---|
| Venue |
Buenos Aires
 ARG
|
| Held | — |
| Status | Medal |
| Competitors | 3 |
| Countries | 2 |
| Pos | Athlete(s) | Country | Mark | ||
|---|---|---|---|---|---|
| 🥇 | Lucas Costa Peixoto |  BRA |
49.36 | ||
| 🥈 | Alberto Mestre |  VEN |
49.43 | ||
| 🥉 | Cristian Quintero | VEN |
49.60 |