Kortenaer may refer to:
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Egbert Bartholomeusz Kortenaer
Egbert Bartholomeuszoon Kortenaer or Egbert Meussen Cortenaer (1604 – 13 June 1665) was an admiral of the Dutch Republic, United Provinces of the Netherlands who was killed in the Battle of Lowestoft.His second name is also given as ''Bartolomeu ...
(1604–1665), admiral of the United Provinces of the Netherlands
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HNLMS ''Kortenaer'', for ships named after the admiral
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''Kortenaer''-class frigate, a class of frigates of the Royal Netherlands Navy
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