Italy competed at the 2019 World Aquatics Championships in Gwangju, South Korea from 12 to 28 July.
Italy's artistic swimming team consisted of 14 athletes (1 male and 13 female).
<small> Legend: (R) = Reserve Athlete</small>
Italy's diving team consisted of 7 athletes (4 male, 3 female).
Italy qualified one male high diver.
Italy qualified six male and four female open water swimmers.
Italy has entered 33 swimmers.
<small> Legend: (*) = Swimmers who participated in the heat only.</small>