Gillian Family History
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Gillian Name Meaning
English: variant of Julian. Irish (Tyrone and Derry): reduced Anglicized form of Gaelic Mac Gileáin ‘son of Gileán’, a variant of the personal name Gealán, from a diminutive of geal ‘bright’, ‘white’.
Source: Dictionary of American Family Names ©2013, Oxford University Press
Similar surnames: Gilligan, Gillan, Gilpin, Gillion, Gillman, Illian, Gilleran