United States at the 2011 World Championships in Athletics

The United States of America competed at the 2011 World Championships in Athletics from August 27 to September 4 in Daegu, South Korea.

In the final roster Debbie Dunn and Delilah DiCrescenzo withdrew due to injury and were replaced.

[2] Michael Rodgers withdrew after testing positive for the banned stimulant methylhexaneamine at a meeting in Italy in July.[1].

[3] Jeremy Dodson was forced to withdraw after his passport was confiscated following his arrest on a charge of identity theft.

[2] The final team on the entry list comprises the names of 155 athletes, including 2 athletes invited by the IPC for exhibition events: Joshua George, 400m T53 (wheelchair) men, and Amberlynn Weber, 800m T54 (wheelchair) women.

Carmelita Jeter won two gold medals (100m and 4 × 100 m relay) and one silver medal (200m) at this year's championships
Trey Hardee defended his title in decathlon and won a gold medal at this year's championships
Dwight Phillips defended his title in the Men's Long Jump competition and won a gold medal at this year's championships
Brittney Reese defended her title in the Women's Long Jump competition and won a gold medal at this year's championships (archived from 2010)