South Korea is competing at the 2013 World Aquatics Championships in Barcelona, Spain between 19 July and 4 August 2013.

South Korea qualified six quota places for the following diving events.

[1] South Korean swimmers earned 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):[2][3] South Korea has qualified twelve synchronized swimmers.

[4]