2004–05 Országos Bajnokság I (men's water polo)


2004–05 Országos Bajnokság I was the 99th water polo championship in Hungary.

First stage


Pld - Played; W - Won; L - Lost; PF - Points for; PA - Points against; Diff - Difference; Pts - Points.

Championship Playoff

OB I 2004–05
Champions

Honvéd
5th Title

European competition Playoff

Relegation Playoff