Berchem (Luxembourgish: Bierchem) is a small town in the commune of Roeser, in southern Luxembourg. As of 2005[update], the town has a population of 892.
It is notable for being the nearest settlement to one of the world's largest retail petrol stations.
Coordinates: 49°32′N 6°08′E / 49.533°N 6.133°E