Coirpre Luachra mac Cuirc was the ancestor of the Eóganacht Locha Léin branch of the Eoganachta, the ruling dynasty of Munster. This branch was also called the Ui Caipre Luachra, named after him and became the rulers of Iarmuman. He was the son of Conall Corc mac Luigthig, founder of the Eoganachta kingdom of Cashel in Munster.