McDuffie
McDuffie or MacDuffie is a surname of Scottish and Irish origin. McDuffie/MacDuffie is an Anglicization of the Gaelic Mac Duibhshíthe ("son of Duibhshíth"). The Gaelic name is composed of two elements; dubh ("black") + síth ("peace"). The name is sometimes shortened to McPhee or McFee. Notable people with the surname include: