1991 Men's British Open Squash Championship

The 1991 Hi-Tec British Open Championships was held at the Lambs Squash Club with the later stages being held at the Wembley Conference Centre from 12–22 April 1991.
Jahangir Khan won his tenth consecutive title defeating Jansher Khan in the final.
Jahangir was only seeded fourth because he had previously taken time off from competition through illness and exhaustion.
Jamie Hickcox and Austin Adarraga now represented Canada and Australia respectively.