Family name origins & meanings
- Irish : shortened Anglicized form of Gaelic Ó hAragáin, a reduced form of Ó hAnradgáin (see Hanrahan).
- Irish : shortened Anglicized form of Gaelic Ó hArgáin ‘descendant of Argán’. 1 and 2 are related, but arose from variants that existed in Irish before Anglicization.