4 x 100 m Medley Relay, Mixed
| Competition | 2026 South American Games |
|---|---|
| Venue |
Rosario, Santa Fe, and Rafaela
 ARG
|
| Held | — |
| Status | Medal |
| Competitors | 12 |
| Countries | 3 |
| Pos | Athlete(s) | Country | Mark | ||
|---|---|---|---|---|---|
| 🥇 | Brazil |  BRA |
3:50.43 | ||
| Fernanda de Goeij | 1:02.04 | ||||
| João Gomes Júnior | 1:00.95 | ||||
| Pedro de Souza | 52.16 | ||||
| Luanna Nunes | 55.28 | ||||
| 🥈 | Argentina | ARG |
3:51.08 | ||
| Cecilia Dieleke | 1:01.18 | ||||
| Macarena Ceballos | 1:08.56 | ||||
| Santi Grassi | 52.20 | ||||
| Matías Chaillou | 49.14 | ||||
| 🥉 | Chile |  CHI |
3:51.95 | ||
| Paz Ardiles | 1:03.67 | ||||
| Mariano Lazzerini | 1:00.61 | ||||
| Elías Ardiles | 51.78 | ||||
| Inés Marín | 55.89 |