1997–98 OB I bajnoksag season

The 1997-98 OB I bajnokság season was the 61st season of the OB I bajnokság, the top level of ice hockey in Hungary. Four teams participated in the league, and Dunaferr Dunaujvaros won the championship.

Final

 * Dunaferr Dunaújváros - Alba Volán Székesfehérvár 3:1 (4:7, 4:1, 4:1, 4:3)