Hefferon Family History
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Hefferon Name Meaning
(Mayo) Anglicized form of Gaelic Ó Éimhrín ‘descendant of Éimhrín’, diminutive of the female personal name Éimhear (still in use as Emer). Anglicized form of Gaelic Ó hUidhrín (see Heron 3).
Source: Dictionary of American Family Names ©2013, Oxford University Press