Lugaid Mend (also Lámderg) was one of the legendary kings of Ireland. He was a son of Óengus Tírech, son of Fer Corb, son of Mug Corb, son of Cormac Cass.[1] He was the grandfather of Cass.[2][3]
He was contemporaneous with Niall of the Nine Hostages. The clans of In Déis Tuaisceirt considered him their ancestor.