O'Byrne

Patronymic

Meaning

Descendant of Byrne, derived from the Irish personal name Brion or Bran.

Etymology

The Irish prefix 'O'' (from 'Ó') means 'descendant of,' combined with Byrne, which derives from the Irish personal name Brion. The name has been prominent in Irish history since medieval times.

About the O'Byrne Surname

O'Byrne is a prominent Irish patronymic surname with roots in medieval Irish nobility. The family held significant power in Leinster and produced many notable historical figures.

Distribution

Found primarily in Ireland, particularly in Leinster, with significant diaspora in English-speaking countries.

Notable Bearers

Gabriel Byrne (actor), Rose Byrne (actress), David Byrne (musician)

People with the O'Byrne Surname

C. O'Byrne