Castrum (disambiguation)
A castrum (Latin for 'fortified place') is called
- a fortified (high) settlement of the Celtiberians from the 6th – 3rd centuries. Century BC BC, see Celtiberian castrum
- a military camp of the Roman army (usually plural Castra ), see Roman military camp
- a fortified hilltop settlement of the European early and high Middle Ages, see castle #Historical development
- a fortified aristocratic seat of the European Middle Ages, see castle #Historical development
- Titular diocese of Castrum
- Castrum (Seeon-Seebruck) , part of the municipality of Seeon-Seebruck , Traunstein district, Bavaria
