Országos Bajnokság I (women's water polo)
| Founded | 1984 |
|---|---|
| Country | Hungary |
| Confederation | MUSz |
| Number of clubs | 10 |
| Domestic cup(s) | Hungarian Cup |
| International cup(s) | LEN Champions Cup |
| Current champions | UVSE (2018-19) |
| Most championships | Szentesi (11) |
The Women's Water Polo First League (Női Országos Bajnokság I) is the premier Hungarian championship for women's water polo clubs. First held in 1984, it is currently contested by ten teams. The champion takes part in the Champions' Cup.