Sir Edward Montague Compton Mackenzie, OBE (17 January 1883 – 30 November 1972) was a Scottish writer of fiction, biography, histories and a memoir, as well as a cultural commentator, raconteur and lifelong Scottish nationalist. He was one of the co-founders in 1928 of the National Party of Scotland along with Hugh MacDiarmid, R. B. Cunninghame Graham and John MacCormick. He was knighted in the 1952 Birthday Honours List.