European Aquatics U18 Water Polo Championship
| Sport | Water polo |
|---|---|
| Founded | 1983 |
| Organizing body | European Aquatics |
| Divisions | 2 |
| No. of teams | 16 (Elite division) |
| Continent | Europe |
| Most recent champions | Men: Montenegro (3rd title) Women: Spain (3rd title) |
| Most titles | Men: Serbia (7 titles) Women: Russia (6 titles) |
| Related competitions | European Aquatics U16 Water Polo Championship European Aquatics U20 Water Polo Championship |
The European Aquatics U18 Water Polo Championship, previously known as the LEN European Junior Water Polo Championship, is a continental water polo tournament held every two years for the players under the age of 18. In 2025, the age category was changed from U17 to U18.