Ortenburg may refer to:
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Ortenburg, Bavaria
Ortenburg ( bar, label=Central Bavarian, Otnbuag) is a municipality and old market town in the district of Passau in Bavaria in Germany.
Geography
Geographical location
Ortenburg is situated in the forested area south of the Danube and nort ...
, a market town in Bavaria, Germany
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Ortenburg-Neuortenburg
The Imperial County of Ortenburg was a state of the Holy Roman Empire in present-day Lower Bavaria, Germany. It was located on the lands around Ortenburg Castle, about west of Passau. Though the Counts of Ortenburg—formerly ''Ortenberg''—em ...
, state of the Holy Roman Empire
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Counts of Ortenburg, comital dynasty in the Duchy of Carinthia
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Burgruine Ortenburg, castle ruin in Carinthia, Austria
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Château de l'Ortenbourg, castle ruin in Alsace, France
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