South Korea competed at the 2015 World Aquatics Championships in Kazan, Russia from 24 July to 9 August 2015.

South Korean divers qualified for the individual spots and the synchronized teams at the World Championships.

[1] South Korean swimmers have achieved qualifying standards in the following events (up to a maximum of 2 swimmers in each event at the A-standard entry time, and 1 at the B-standard):[1][2] Swimmers must qualify at the 2015 Dong-A Tournament and KSF National & President's Cup (for pool events) to eclipse the FINA A-cut or national standard record times of each event and to confirm their places for the Worlds.

[3] South Korea has qualified two synchronized swimmers for each of the following events.

[1]