1. A daughter of Oceanus and Tethys, and, by Pelasgus, the mother of Lycaon. (Apollod. iii. 8. § 1.)
2. A daughter of Magnes, who called the town of Meliboea, in Magnesia, after her. (Eustath. ad Horn. p. 338.)
3. One of the daughters of Niobe. (Apollod, iii. 5. §6; Paus, ii. 21, § 10.)
4. An Ephesian maiden who was in love with a youth of the name of Alexis. As, however, her parents had destined her for another man, Alexis quitted his native place and on the day of her marriage Meliboea threw herself from the roof of her house. But she was not injured, and escaped to a boat which was lying near, and the ropes of which became untied of their own accord. The boat then carried her to her beloved Alexis. The united happy lovers now dedicated a sanctuary to Aphrodite, surnamed Automate.
5. The mother of Ajax, and wife, of Theseus. (Athen. xiii. p. 557.)
Meliboea occurs also as a surname of Persephone.