100 m Backstroke, Men
| Competition | 1990 South American Games |
|---|---|
| Venue |
Lima
 PER
|
| Held | — |
| Status | Medal |
| Competitors | 3 |
| Countries | 2 |
| Pos | Athlete(s) | Country | Mark | ||
|---|---|---|---|---|---|
| 🥇 | Sebastián Lasave |  ARG |
— | ||
| 🥈 | Juan Pablo Mareco | ARG |
— | ||
| 🥉 | Álvaro Goyenola |  URU |
— |
| Competition | 1990 South American Games |
|---|---|
| Venue |
Lima
PER
|
| Held | — |
| Status | Medal |
| Competitors | 3 |
| Countries | 2 |
| Pos | Athlete(s) | Country | Mark | ||
|---|---|---|---|---|---|
| 🥇 | Sebastián Lasave | ARG |
— | ||
| 🥈 | Juan Pablo Mareco | ARG |
— | ||
| 🥉 | Álvaro Goyenola | URU |
— |