Ailbe was the daughter of Cormac mac Art. She was able to successfully answer a set of riddles which were put to her by Fionn mac Cumhaill. Consequently, Ailbe won the love of Fionn and was invited to live with him.

Resource

Ellis, Peter Berresford. A Dictionary of Irish Mythology. (Santa Barbara, California: ABC-CLIO, Inc., 1987). Pages 24.