Save Type Surname (from given name) Usage Irish Pronounced Pron. RAY-gən [key·IPA] Meaning & HistoryExpand Links Anglicized form of Irish Ó Riagáin meaning "descendant of Riagán". A famous bearer was American president Ronald Reagan (1911-2004). Related NamesDetails VariantsÓ Riagáin, Regan Categories American presidential surnames, anglicizations Entry updated January 21, 2022
