In Greek mythology, Anaxo /ɑːnɑːˈsɔː/ or /ænæˈ-/ (Ἀναξώ), is the name that may refer to:
Anaxo, daughter of Alcaeus (son of Perseus and Andromeda) and Astydameia (daughter of Pelops and Hippodamia). Her mother was also named as Laonome, daughter of Guneus, otherwise she was Hipponome, daughter of Menoeceus. She married Electryon, king of Mycenae, and her father's brother, being the son of Perseus and Andromeda. Her children were Alcmena, Stratobates, Gorgophonus, Phylonomus, Celaeneus, Amphimachus, Lysinomus, Cheirimachus, Anactor, and Archelaus.
"Alcaeus had a son Amphitryon and a daughter Anaxo by Astydamia, daughter of Pelops; but some say he had them by Laonome, daughter of Guneus, others that he had them by Hipponome, daughter of Menoeceus....