Tibor Benedek was a Hungarian professional water polo player and coach, widely regarded as one of the greatest players of all time. He played on the gold medal squads at the 2000 Summer Olympics, 2004 Summer Olympics and 2008 Summer Olympics. Benedek also competed at the 1992 and 1996 Summer Olympics, where the Hungarian team placed 6th and 4th, respectively.
Biurakn Hakhverdian is a Dutch water polo player who represents the Dutch national team in international competitions. She is of Iranian Armenian descent.

The Greece men's national water polo team represents Greece in international men's water polo competitions and it is organized and run by the Hellenic Swimming Federation.

Dénes Andor Varga is a Hungarian professional water polo player, currently playing for Ferencváros.

The Kazakhstan women's national water polo team is the representative for Kazakhstan in international women's water polo.

The South Africa women's national water polo team represents the South Africa in international women's water polo competitions and friendly matches.
Chrysoula "Chrysi" Diamantopoulou is a Greek former water polo player, who played as a goalkeeper mailnly for Olympiacos and the Greece women's national team. She was part of the Greek team that won the silver medal at the 2018 European Championship in Barcelona and the sixth place at the 2015 World Aquatics Championships.
Izabella Maizza Chiappini is a Brazilian-born Italian water polo player.
Alkistis Christina Benekou is a water polo player from Greece.
Yekaterina Glushkova is a former water polo player of Kazakhstan.
Marina Gritsenko is a former water polo player of Kazakhstan.
Alda Magyari is a Hungarian water polo goalkeeper.
The men's water polo tournament at the 2022 World Aquatics Championships was held from 21 June to 3 July 2022 in Budapest, Hungary. This was the 19th time that the men's water polo tournament has been played since the first edition in 1973.
The women's water polo tournament at the 2022 World Aquatics Championships is held from 20 June to 2 July 2022. This is the 15th time that the women's water polo tournament has been played since the first edition in 1986.

Italy competed at the 2022 World Aquatics Championships in Budapest, Hungary from 18 June to 3 July. Having clinched the final in men's water polo, for the first time it has won at least one medal in every discipline.

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

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

The 2023 FINA Women's Water Polo World Cup was the 18th edition of the tournament. It ran from 11 April to 25 June 2023. The Super final took place between 23 and 25 June 2023 in Long Beach, United States.

The 2015 FINA World Women's Junior Water Polo Championships was the 11th edition of the women's U20 Water Polo Championship. The tournament was played in Volos, Greece, from 17 to 23 August 2015.

The 2005 FINA World Women's Junior Water Polo Championships was the 6th edition of the women's U20 Water Polo Championship. The tournament was played in Perth, Australia, from 20 to 30 January 2005.