| Iaaf: | ARG |
| Fedname: | Confederación Argentina de Atletismo |
| Year: | 2011 |
| Games: | World Championships in Athletics |
| Location: | Daegu |
| Competitors: | 6 |
| Gold: | 0 |
| Silver: | 0 |
| Bronze: | 0 |
| Previous: | 2009 |
| Next: | 2013 |
Argentina competed at the 2011 World Championships in Athletics from August 27 to September 4 in Daegu, South Korea.A team of 6 athletes wasannounced to represent the countryin the event.
| Athlete | Event | Preliminaries | Heats | Semifinals | Final | ||||
|---|---|---|---|---|---|---|---|---|---|
| Time Width Height | Rank | Time Width Height | Rank | Time Width Height | Rank | Time Width Height | Rank | ||
| Javier Carriqueo | 5000 metres | 13:47.51 | 18 | Did not advance | |||||
| Juan Manuel Cano | 20 kilometres walk | 1:30:00 | 36 | ||||||
| Maximiliano Díaz | Triple jump | 15.91 | 26 | Did not advance | |||||
| Germán Lauro | Shot put | 19.50 | align=center style="border-right:double" | 21 | Did not advance | ||||
| Juan Ignacio Cerra | Hammer throw | 64.27 | align=center style="border-right:double" | 34 | Did not advance | ||||