Aethusa
Αἴθουσα
(Αἴθουσα), a daughter of Poseidon and Alcyone, who was beloved by Apollo, and bore to him Eleuther. (Apollod. 3.10.1; Paus. 9.20 § 2.)
From William Smith (ed.), Dictionary of Greek and Roman Biography and Mythology. Text provided under a CC BY-SA license by Perseus Digital Library, http://www.perseus.tufts.edu, with funding from the National Endowment for the Humanities and Tufts University. Data accessed from https://github.com/PerseusDL/canonical-pdlrefwk/ on 17 October 2026.