Mammen is an urban Settlement in Viborg Municipality, in the region of Central Denmark, Denmark. Mammen lies at 56 m above sea level. It has 279 inhabitants (2026). The nearest city is Viborg, 13.6 km to the west. Among the landmarks around are Viborg Cathedral (13.4 km), Fyrkat (26 km) and Skovgaard Museum (13.4 km). Among the natural features are Himmelbjerget (34 km) and Busbjerg (9.8 km).