Hungary competed at the 2019 World Aquatics Championships in Gwangju, South Korea from 12 to 28 July.

Hungary's artistic swimming team consisted of 12 athletes (12 female).

[1] Legend: (R) = Reserve Athlete Hungary qualified three male and three female open water swimmers.

[2][3][4] Hungary's swimming team consisted of 24 athletes (15 male and 9 female).

[2] Legend: (*) = Swimmers who participated in the heats only.