Dugan Family History
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Dugan Name Meaning
reduced Anglicized form of Gaelic Ó Dubhagáin ‘descendant of Dubhagán’, a byname representing a double diminutive of dubh ‘black’, ‘dark’ (see Duff). reduced Anglicized form of Ó Duibhginn (see Deegan).
Source: Dictionary of American Family Names ©2013, Oxford University Press
Similar surnames: Drugan, Dungan, Dugal, Deegan, Logan, Duggan, Duzan, Degan, Wogan