USA

 has participated in the contest once, debuting in the 1st edition.

OWSC #1
managed to qualify into the final with 3rd place and 67 points and also got the 3rd place but with 151 points in the final. It was represented by Christina Aguilera with the song Your Body. It was the biggest favourite to win, but didn't.

Contestants

 * XX on Finals denotes an unsuccessful attempt to qualify to the final.
 * XX on Semi-Finals denotes an auto-qualification to the final.