Elaea (Greek: Ελαία) can refer to any of several different items in ancient geography.
Elaea or Elaia (Greek: Ελαία) was an ancient city of Aeolis, Asia, the port of Pergamum; the site is not precisely determined but is near Zeytindağ, İzmir Province, Turkey.
Elaea or Elaia (Greek: Ελαία) was the ancient name of a promontory on the northeast coast of Crete, Greece, which was mentioned by Ptolemy, (Ptol. v. 14. § 3), on which was a temple of Zeus Diktaios. The site is near the modern town of Palaikastron.
Elaea 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.
Elaea or Elaia (Greek: Ελαία; Turkish: Zeytin Burnu) was the ancient name for a promontory of Cyprus, near the ancient city of Knidos. The cape lies within the territory of the Turkish Republic of Northern Cyprus.
Elaea or Elaia (Greek: Ελαία), also Elaias Limen is an ancient harbor town at the mouth of the Acheron river of Epirus. The town is mentioned by both Scylax and Ptolemy. Thucydides calls the surrounding district Elaeatis (Greek: Ελαιατις) further evidencing the town.
Elaea or Elaia (Greek: Ελαία) is an ancient harbor town on the African coast of the Red Sea or the Gulf of Aden. The harbor is mentioned by Strabo (xvi. 8).
Elaea or Elaia (Greek: Ελαία) is the ancient name of a small stream of Boeotia rising in the Delos Mountains and emptying into Lake Copais near the temple of Apollo Tegyraios.