100 m, Men
| Competition | 2021 South American Athletics U20 Championships |
|---|---|
| Venue |
Lima
 PER
|
| Held | — |
| Status | Medal |
| Competitors | 3 |
| Countries | 2 |
| Pos | Athlete(s) | Country | Mark | ||
|---|---|---|---|---|---|
| 🥇 | Tomás Mondino |  ARG |
10.43 | ||
| 🥈 | Bautista Diamante | ARG |
10.53 | ||
| 🥉 | John Paredes |  COL |
10.55 |