Elaea[pronunciation?] or Elaia (Greek: Ελαία) was the ancient name of an island in the Propontis (Sea of Marmara), in Bithynia, mentioned by Pliny (v. 32); but it is not certain which of the several small islands he means. It was one of the Demonisi group.
- Smith, William (editor); Dictionary of Greek and Roman Geography, "Elaea", London, (1854)
- Hazlitt, Classical Gazzetteer, "Elaea"