Mcduffie Family History
Mcduffie Name Meaning
Scottish and Irish: Anglicized form of Gaelic Mac Duibhshíthe ‘son of Duibhshíth’ a personal name composed of the elements dubh ‘black’ + síth ‘peace’ or ‘otherworld dwelling’. Compare McAfee and Duffy
Source: Dictionary of American Family Names 2nd edition, 2022