1989–90 OB I bajnoksag season

The 1989-90 OB I bajnokság season was the 53rd season of the OB I bajnokság, the top level of ice hockey in Hungary. Seven teams participated in the league, and Lehel SE Jaszbereny won the championship.

1989–90 OB I bajnoksag season

The 1989-90 OB I bajnokság season was the 53rd season of the OB I bajnokság, the top level of ice hockey in Hungary. Seven teams participated in the league, and Lehel SE Jaszbereny won the championship.