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Meaning & History
Anglicized form of Gaelic Ó Duibheannaigh ‘descendant of Duibheannach’, a personal name of uncertain origin; the first element is dubh ‘black’, the second may be eanach ‘marshy place’. The surname has become confused with Devane.Anglicized form of Gaelic Ó Duibheamhna, from a personal name based on dubh ‘black’ + the genitive of Eamhain, the Gaelic name of Navan fort, County Armagh, the legendary capital of Ulster.