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Type Surname (from given name & from nickname)
Anglicized form of Mac Giolla Bhuidhe "son of the yellow-haired lad", from giolla "youth, page, boy" and buide "yellow".
Type Surname (from given name)
Other Forms FormsMcAvoy
Anglicized form of Gaelic Mac Fhíodhbhuidhe meaning "son of Fíodhbhadhach", derived from fiodhbhadhach meaning "woodsman".