Byrne Gaelic: Ó Broin Variants: O’Byrne, Byrnes Motto: Cervati et Vici Name Meaning: Raven Famous Byrnes: The family is descended from Bran, the king of Leinster who died in 1052, who, along with King Conn of the Hundred Battles descended from Cathair Mor, an earlier king of Leinster, who was also monarch of all Ireland around 200 AD. It is the seventh most common last name in Ireland today and is the most numerous name in Counties Dublin, Louth, and Wicklow.
|