Mckinney Family History
Mckinney Surname Meaning
Scottish and Irish: Anglicized form of Gaelic Mac Cionaodha or Mac Cionaoith ‘son of ç’ an early Gaelic personal name popular from the ninth century and possibly derived from Pictish.
Irish (northern): Anglicized form of Gaelic Mac Coinnigh ‘son of Coinneach’ an Old Irish personal name borne by a Christian saint and Anglicized in Ireland as Canice which was treated in Scotland as equivalent to Kenneth.
This surname was usually Anglicized in Scotland as McKenzie but is otherwise hard to distinguish from sense 1 above.
Source: Dictionary of American Family Names 2nd edition, 2022