World Aquatics Men’s U18 Water Polo Championships 2026 will take place between 27th June and 4th July 2026 in Rio Maior, Portugal. 20 teams have qualified to participate:
Europe: Hungary (World Champion), Croatia, Montenegro, Serbia, Spain, Greece, Italy, Portugal, Turkiye
Asia: China, Hong Kong, Singapore
Africa: South Africa
Americas: United States of America, Colombia, Brazil, Argentina, Canada
Oceania: New Zealand, Australia