Water polo at the World Aquatics Championships
| Sport | Water polo |
|---|---|
| Founded | 1973 (men) 1986 (women) |
| No. of teams | 16 (finals) |
| Continent | International (FINA) |
| Most recent champion(s) | Croatia (men, 3rd title) United States (women, 8th title) |
| Most titles | Hungary and Italy (men; 4 titles each) United States (women; 8 titles) |
Water polo at the World Aquatics Championships is an international water polo tournament held every two years as part of the World Aquatics Championships. The reigning champions are Croatia in men's and the United States in women's competition.