The United States competed at the 2023 World Aquatics Championships in Fukuoka, Japan from 14 to 30 July.

[3] Seven athletes were named to the World Championships roster.

On 23 June 2023, five athletes were named to the World Championships roster.

[4][5][6] On 1 July 2023, 48 athletes were named to the World Championships roster.

Kate Douglass led the American athletes in medals, with two golds, three silvers, and one bronze.