Note: Single-source report; awaiting corroboration.
World Aquatics has announced the inaugural Water Polo 4x4 Open Championships, scheduled for 31 August to 6 September 2026. This event will be the first global competition dedicated exclusively to Water Polo 4x4, featuring both men's and women's tournaments.
Fans can watch matches live and access results and schedules on the official World Aquatics website. Additional updates and media are available on World Aquatics' YouTube channel and social media platforms.
The championship aims to promote the Water Polo 4x4 format internationally and encourage broader engagement with this sport variant.