2005–06 Országos Bajnokság I (men's water polo) was the 100th water polo championship in Hungary.
First stage #TeamMWDLG+G−P1.Domino-Bp. Honvéd222101362160422.TEVA-Vasas SC-Plaket221912287159393.Brendon-Fenstherm-ZF-Egri VK221813316203374.Szeged-Beton VE221246233178285.Újpesti TE-VB Leasing221327254195286.Betonút-Ferencvárosi TC2211110243183237.Szolnoki VSC227411200237188.Szentesi VK228113178227179.Pécsi VSK-Fűszért2270151852391410.BVSC2260161912531211.OSC-Kaposvár222218167318612.Neptun VSC2200221323960
Championship Playoff European competition Playoff Relegation Playoff Pld - Played; W - Won; L - Lost; PF - Points for; PA - Points against; Diff - Difference; Pts - Points.
Championship Playoff
OB I 2005–06Champions Honvéd6th Title István Gergely, Bulcsú Székely, Olivér Kovács, Márton Szivós, Rajmund Fodor,Attila Bárány, Gergely Kiss, Tibor Benedek, Tamás Molnár, Attila Vári,Viktor Paján, Balázs Hárai, Péter Biros, Zsolt GyörkeCoach: István Kovács
European competition Playoff
Relegation Playoff
Sources Magyar sportévkönyv 2007