Everything you need to know about the Irish surname Byrne (O'Byrne) - its meaning, origins, interesting facts and famous people with the last name Byrne.

Irish derivation: Ó Broin.

Name meaning: "Descendant of Bran (King of Leinster)," "raven".

Counties associated with the name: Wicklow, Dublin, Kildare.

Coat of arms motto: "I have fought and conquered."

Interesting Facts: 

 - Seventh most common name in Ireland 

- Spelling variations include Byrne, Byrnes, O'Byrne, O'Byrnes and others

Some famous Byrnes:

 - Alderman Alfred Byrne (1882 - 1956, Lord Mayor of Dublin ten times)

 - Charles Byrne (1761-1783, Irish giant)

 - Gabriel Byrne (1950-, Irish actor)

 - Fiach McHugh O'Byrne (1534-1597, Lord of Ranelagh, leader of the clan)

 - Gay Byrne (1934-, Irish TV personality)

 - Myles Byrne (1780-1862, leader of 1798 Rebellion)

 - Nicky Byrne (1978-, Irish singer)

 - Rose Byrne (1979-, Australian actress)