[1] The following is the list of number of competitors participating at the Championships per discipline.

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

[2] Head coach: Tamás Märcz

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

[3] Head coach: Attila Bíró