Save Type Surname (from given name) Usage Irish Pronounced Pron. /ˈoː ˈbˠɾˠɪnʲ/ [key·simplify] Meaning & HistoryExpand Links Irish Gaelic form of O'Byrne. Related NamesDetails RootBran (given name)VariantsBeirne, Berne, Burns, Byrne, Byrnes, Mac Branáin, O'Beirne, O'Berne, O'Byrne