4 x 100 m Medley Relay, Men
| Competition | 2021 South American Youth Games |
|---|---|
| Venue |
Rosario
 ARG
|
| Held | — |
| Status | Medal |
| Competitors | 12 |
| Countries | 3 |
| Pos | Athlete(s) | Country | Mark | ||
|---|---|---|---|---|---|
| 🥇 | Brazil |  BRA |
3:46.82 | ||
| Lucca Tonin | — | ||||
| Felipe Ribeiro | — | ||||
| Pedro de Souza | — | ||||
| Lucas Tudoras | — | ||||
| 🥈 | Chile |  CHI |
3:49.92 | ||
| Elías Ardiles | 58.04 | ||||
| Vicente Villanueva | 1:05.07 | ||||
| Felipe Baffico | 54.90 | ||||
| Eduardo Cisternas | 51.91 | ||||
| 🥉 | Argentina | ARG |
3:51.52 | ||
| Ulises Saravia | — | ||||
| Dante Nicola | — | ||||
| Valentín Almada | — | ||||
| Matías Santiso | — |