Dempsey Family History
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Dempsey Name Meaning
Irish: Anglicized form of Gaelic Ó Díomasaigh ‘descendant of Díomasach’, a byname meaning ‘proud’, ‘haughty’, from díomas ‘pride’. The name was occasionally Anglicized as Proudman (see Proud). Compare McGimsey.
Source: Dictionary of American Family Names ©2013, Oxford University Press
Similar surnames: Dempster, Delaney, Devaney, Kempster, Demus, Kempter, Rempe, Lepley