Don or Donald MacFarlane or McFarlane is the name of
Donald MacFarlane (1834-1926), Scottish minister Donald Horne Macfarlane (1830-1904), British politician Don McFarlane (athlete, born 1926) (1926–2008), Canadian sprinter (University of Western Ontario) Don McFarlane (athlete, born 1931), Canadian sprinter (McMaster University) Donald McFarlane, American politician