Horstmar (disambiguation)
Horstmar called
- the town of Horstmar in the Steinfurt district, North Rhine-Westphalia
- the historical rule of Horstmar
- the noble family, see Horstmar (noble family)
- the historical office of Horstmar
- the parish parish of Horstmar (until 1938)
- the castle Horstmar in Horstmar
- the Horstmar (Lünen) district in Lünen, Unna district, North Rhine-Westphalia