 Bé Binn was a daughter of King Urchadh mac Murchadh of Maigh Seóla (reigned 891?-943).She was married to King Cennétig mac Lorcáin of Thomond (died 951).Cennétig is known to have had as many as eleven sons and at least one daughter, Órlaith íngen Cennétig (Queen of Ireland, died 941).