Colgan Family History
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Colgan Name Meaning
Irish and Scottish: reduced form of McColgan, or an Americanized form of Irish Ó Colgáin ‘descendant of Colga’, a personal name based on colg ‘thorn’, ‘sword’.
Source: Dictionary of American Family Names ©2013, Oxford University Press
Similar surnames: Coogan, Mccolgan, Cogan, Corgan, Coggan, Logan, Colman, Colen, Cowan