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 champions | Spain (men, 4th title) Greece (women, 2nd title) |
| Most titles | Hungary Italy Spain (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 Spain in men's and Greece in women's competition.