Ardea may refer to:

• Ardea, Lazio, a town in Lazio, Italy
• Ardea (bird), a genus of large herons and some egrets
• Ardea (journal), an ornithological journal published by the Netherlands Ornithologists' Union
• The Ardea, a condominium high-rise building in Portland, Oregon, USA
• Lancia Ardea, a small car produced by the Turin firm between 1939 and 1953
• Aridaia, a small town in Pella, Macedonia, Greece

This disambiguation page lists articles associated with the title Ardea.
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