Riordan Family History
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Riordan Name Meaning
Irish: reduced form of O’Riordan, an Anglicized form of Gaelic Ó Ríoghbhárdáin ‘descendant of Rióghbhárdán’, a byname composed of the elements ríogh- ‘royal’ + a diminutive of bárd ‘bard’, ‘poet’.
Source: Dictionary of American Family Names ©2013, Oxford University Press
Similar surnames: Lordan, O'riordan, Toran, Doran, Ronan, Corgan, Corban, Gordon