Geneanet > Resources > Family Names > MCWILLIAM

Origin and popularity of the name MCWILLIAM


McWilliam : Scottish and Irish: Anglicized form of Gaelic Mac Uilleim a patronymic from a Gaelicized form of William also Anglicized as Williamson in Scotland. The name is thought to be mainly Scottish in Ulster though there has been some confusion with McQuillan in County Down. In Connacht McWilliam was a branch of Burke.


Source : DAFN2 : Dictionary of American Family Names 2nd edition, ©2022 by Patrick Hanks and Oxford University Press
FANBI : The Oxford Dictionary if Family Names in Britain and Ireland, ©2016, University of the West of England

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Last name frequency

Geographic distribution of the 2,987 individuals with the name MCWILLIAM on Geneanet.


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    Variants of name MCWILLIAM