 Murchad mac Máele Dúin

Murchad mac Máele Dúin (flourished 819–833) was a King of Ailech and head of the Cenél nEógain branch of the northern Uí Néill.He was the son of Máel Dúin mac Áedo Alláin (died 788), a previous king and grandson of Áed Allán (died 743), a high king of Ireland.