Greece competed at the 2022 World Aquatics Championships in Budapest, Hungary from 18 June to 3 July.

Greece entered 5 open water swimmers (3 male[4] and 2 female [5]) Greece entered 15 swimmers.

[6] The following is Greek roster in the Water polo at the 2022 World Aquatics Championships – Men's tournament.

The following is Greek roster in the Water polo at the 2022 World Aquatics Championships – Women's tournament.

[8] Head coach: Alexia Kammenou