1990-91 BHL Division One season

The 1990-91 British Hockey League Division One season was the ninhth season of the second-tier division of the British Hockey League. 11 teams participated in the league, and the Humerside Seahawks won the regular season championship and were promoted to the Premier Division along with the Bracknell Bees.

Group B
Cleveland and Fife were relegated from the Premier Division.