20 km Walk, Men
| Competition | 1981 South American Athletics Championships |
|---|---|
| Venue |
La Paz
 BOL
|
| Held | — |
| Status | Medal |
| Competitors | 3 |
| Countries | 3 |
| Pos | Athlete(s) | Country | Mark | ||
|---|---|---|---|---|---|
| 🥇 | Osvaldo Morejón | BOL |
1-51:22 | ||
| 🥈 | Ernesto Alfaro |  COL |
1-52:52 | ||
| 🥉 | Waldemar Florêncio da Silva |  BRA |
1-53:10 |