1966 Országos Bajnokság I (men's water polo) was the 60th water polo championship in Hungary. There were ten teams who played three-round match for the title.
Final list #TeamMWDLG+G−P1.BVSC271863159106422.Ferencvárosi TC27167415296393.Újpesti Dózsa27167414494394.Csepel Autó2710143133116345.Bp. Honvéd271197135111316.Szolnoki Dózsa271197145128317.Egri Dózsa279711118124258.OSC27361897126129.Vasas Izzó275220941731210.Budai Spartacus2721241252285
* M: Matches W: Win D: Drawn L: Lost G+: Goals earned G−: Goals got P: Point
OB I 1966Champions BVSC1st Title
Sources Gyarmati Dezső: Aranykor (Hérodotosz Könyvkiadó és Értékesítő Bt., Budapest, 2002.)