Bissen (Luxembourgish: Biissen [ˈbiːsən]) is a commune and town in central Luxembourg, in the canton of Mersch.

It is situated on the river Attert.

As of 2024[update], the town of Bissen, which lies in the east of the commune, has a population of 3,449.

[1] Bissen is home to a steel factory, operated by ArcelorMittal, the world's second-largest steel manufacturer.

This article related to the geography of Mersch canton is a stub.