Bulle is a municipality in the district of Gruyère in the canton of Fribourg in Switzerland. In January 2006 Bulle incorporated the formerly independent municipality of La Tour-de-Trême.

The canton of Fribourg, also canton of Freiburg is located in western Switzerland. The canton is bilingual, with French spoken by more than two thirds of the citizens and German by a little more than a quarter. Both are official languages in the canton. The canton takes its name from its capital city of Fribourg.