100 m Backstroke, Men
| Competition | 1958 South American Aquatics Championships |
|---|---|
| Venue |
Montevideo
 URU
|
| Held | — |
| Status | Medal |
| Competitors | 3 |
| Countries | 2 |
| Pos | Athlete(s) | Country | Mark | ||
|---|---|---|---|---|---|
| 🥇 | João Gonçalves Filho |  BRA |
1:08.0 | ||
| 🥈 | João Almeida | BRA |
1:09.4 | ||
| 🥉 | Francisco Lamas |  ARG |
1:11.5 |