Brauerei Kloster Fischingen is a traditional brewery located in the Fischingen Abbey in the canton of Thurgau, Switzerland. The brewery has a rich history, dating back to its founding in 1050. It operates within the historic framework of the abbey, which was once home to monks who brewed beer for their community.

The brewery is known for producing a variety of craft beers, often brewed according to traditional methods, using high-quality ingredients such as local barley and hops. The beers are typically characterized by their unique flavors, influenced by the region's natural resources and the centuries-old brewing techniques preserved by the abbey.