Save Type Surname (from given name) Usage Irish Pronounced Pron. /ˈoː ˈbʲɾʲiənʲ/ [key·simplify] Meaning & HistoryExpand Links Irish Gaelic form of O'Brien. Related NamesDetails VariantsO'Brian, O'BrienOther Languages & CulturesBryan, Bryant(English) Categories game show hosts