Hallahan Family History
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Hallahan Name Meaning
Irish: Anglicized form of Gaelic Ó hÁilleacháin ‘descendant of Áilleachán’, a personal name from a diminutive of áille ‘beauty’. This Cork surname is sometimes confused with Halligan, an Ulster surname.
Source: Dictionary of American Family Names ©2013, Oxford University Press
Similar surnames: Callahan, Halligan, Hanrahan, Halloran, Callanan, Hallinan, Hanahan