Mcniff Family History
Mcniff Name Meaning
Irish: Anglicized form of Gaelic Mac Conduibh a patronymic from the personal name Cú Dhubh composed of the elements cú ‘hound’ (genitive con) + dubh ‘black’. It is also Anglicized as Cunniff and McAdoo .
Source: Dictionary of American Family Names ©2013, Oxford University Press