Ortenburg
# Ortenburg

Ortenburg may refer to:

* Ortenburg, Bavaria, a market town in Bavaria, Germany
* Ortenburg-Neuortenburg, state of the Holy Roman Empire
* Counts of Ortenburg, comital dynasty in the Duchy of Carinthia
* Burgruine Ortenburg, castle ruin in Carinthia, Austria
* Château de l'Ortenbourg, castle ruin in Alsace, France
