Sir Edward Montague Compton Mackenzie, 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 1952.

Christopher Murray Grieve, best known by his pen name Hugh MacDiarmid, was a Scottish poet, journalist, essayist and political figure. He is considered one of the principal forces behind the Scottish Renaissance and has had a lasting impact on Scottish culture and politics. He was a founding member of the National Party of Scotland in 1928 but left in 1933 due to his Marxist–Leninist views. He joined the Communist Party of Great Britain the following year only to be expelled in 1938 for his nationalist sympathies. He would subsequently stand as a parliamentary candidate for both the Scottish National Party (1945) and Communist Party of Great Britain (1964).