Festenburg (disambiguation)
Festenburg stands for:
- Festenburg (municipality of Sankt Lorenzen) , part of the municipality of Sankt Lorenzen am Wechsel , Hartberg-Fürstenfeld district, Styria
- Festenburg Castle , castle in the village of Sankt Lorenzen am Wechsel, Styria
- Festenburg , part of the mining town of Clausthal-Zellerfeld in the Goslar district
See also: