John David Stewart, DSO, ED, CD (August 21, 1910 – December 5, 1988) was a businessperson and political figure in Prince Edward Island.
He was born in Georgetown, Prince Edward Island, the son of James David Stewart and Barbara Alice Westaway, and was educated in Charlottetown.
Stewart served overseas during World War II as a captain and then major in the Canadian Army and was given command of The Argyll and Sutherland Highlanders of Canada as Lieutenant-Colonel in 1943.
Hill 195 is now taught at senior-level courses for army officers as a classic of imagination, innovation, and the warrior spirit.
He served in the province's Executive Council as provincial secretary and Minister of Tourist Development and Municipal Affairs.