This seems to be the best info we have to date:
Duncan McMillan (married to Mary "Polly" McPhatter)
birth date: ?
location: ?
death date: ?
location: Kentyre, Scotland
known children: Daniel McMillan (married to Christian McLean)
birth date: ?
location: Kentyre, Scotland
death date: Aug. 8, 1812
location: Maxton, N.C.
they had 7 children: Daniel, Duncan, John, Mary, Margaret,
Elizabeth, and Catherine