Donald MacBeth Kennedy (August 21, 1884 – September 25, 1957) was a Canadian farmer as well as a provincial and federal level Canadian politician representing Albertans. He was a UFA MLA 1921-1922 and a Progressive/UFA MP 1921–1935. Kennedy switched to the new Peace River district in the 1925 Canadian federal election. He ran against William Rae, whom he had previously defeated, and Conservative candidate James Arthur Collins. The race ended in a near three-way tie with Kennedy coming out on top; the spread between first and third was 42 votes.