| Iaaf: | DOM |
| Fedname: | Federación Dominicana de Asociaciones de Atletismo |
| Year: | 2011 |
| Games: | World Championships in Athletics |
| Location: | Daegu |
| Competitors: | 4 |
| Gold: | 0 |
| Silver: | 0 |
| Bronze: | 0 |
| Previous: | 2009 |
| Next: | 2013 |
The Dominican Republic competed at the 2011 World Championships in Athletics from August 27 to September 4 in Daegu, South Korea.A team of 4 athletes wasannounced to represent the countryin the event. The team is led by Olympic gold medalist and former 400m hurdles world champion Félix Sánchez.
| Athlete | Event | Preliminaries | Heats | Semifinals | Final | ||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Time Width Height | Rank | Time Width Height | Rank | Time Width Height | Rank | Time Width Height | Rank | ||||
| Carlos Jorge | 100 metres | 10.62 | align=center style="border-right:double" | 41 | Did not advance | ||||||
| Arismendy Peguero | 400 metres | Did not start | Did not advance | ||||||||
| Félix Sánchez | 400 m hurdles | 48.74 SB | align=center style="border-right:double" | 6 | 49.01 | align=center style="border-right:double" | 6 | 48.87 | 4 | ||