400 m Hurdles, Men
| Competition | 1964 South American Athletics U20 Championships |
|---|---|
| Venue |
Santiago
 CHI
|
| Held | — |
| Status | Medal |
| Competitors | 3 |
| Countries | 3 |
| Pos | Athlete(s) | Country | Mark | ||
|---|---|---|---|---|---|
| 🥇 | Adjalme De Carvalho |  BRA |
54.8 | ||
| 🥈 | Juan Santiago Gordón | CHI |
55.2 | ||
| 🥉 | Jorge Almeida |  ECU |
57.6 |