Lyse was one of the daughters of Thespius, King of Thespiae, Boeotia. She was one of the forty-nine of his daughters to sleep with Herakles while he was in Thespia. She would bare Eumedes.
King Thespius & Queen Megamede or potentially one of King Thespius' mistresses
Spouse & Lovers
Herakles (lover for one night)
by Lyse he [Herakles] had Eumedes - Apollod. Biblioteca 2.7.8