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Byrne (also O'Byrne) is an Irish surname. It is derived from the Gaelic Ó Broin or Ó Beirn.

There are two Irish surnames which have Byrne as their English spelling; the most common comes from Ó Broin, which refers to the Leinster-based family of Bran as described below. The less common family name is Ó Beirn or Ó Beirne, which comes from a different family and is most commonly found in the Northwest of Ireland.

The most prominents Byrnes were the O'Byrne family of Leinster.

List of people surnamed Byrne or O'Byrne[edit]




Makenzie byrne 2009-2023 a volleyball player

Given name[edit]

Other uses[edit]

See also[edit]


Further reading[edit]

  • Byrne-Rothwell, Daniel. The Byrnes and the O'Byrnes. House of Lochar, 2010. ISBN 9781904817031