The United States was able to send three athletes per event to the competition, excluding any American reigning world champions, who received automatic qualification separate from the national selection.
Gay, Lagat, Brad Walker, Reese Hoffa, and Allyson Felix were the five athletes to win both national and world titles that year.
[7] Treniere Clement had her third win over 1500 m, while Dana Pounds brought an end to Kim Kreiner's unbeaten run in the women's javelin, which dated back to 2004.
[8] Key: ≠ Not selected for World Championships in Athletics due to failure to reach IAAF qualifying standard within the specified time limit.
Joint runner-up in the men's high jump, Adam Shunk, did not achieve the qualifying mark and fourth place Jesse Williams was selected instead.
[13] Noah Bryant was fourth in the men's shot put and gained selection due to reigning world champion Adam Nelson's bye.