Lindhorst is a Samtgemeinde ("collective municipality") in the district of Schaumburg, in Lower Saxony, Germany. Its seat is in the village Lindhorst.

The Samtgemeinde Lindhorst consists of the following municipalities:

1. Beckedorf
2. Heuerßen
3. Lindhorst
4. Lüdersfeld

52°21′00″N 9°16′59″E / 52.350°N 9.283°E / 52.350; 9.283