Robert MacGregor Dawson was a Canadian political scientist and academic. He is best known as the author of the 1947 textbook, The Government of Canada.
Born in Bridgewater, Nova Scotia, Dawson received a Bachelor of Arts degree in 1915 and a Master's degree in 1916 from Dalhousie University. During that time, he served locally with the 1st "Halifax" Regiment, Garrison Artillery. He received a A.M. degree from Harvard University and M.Sc. and D.Sc. degrees in Economics from the London School of Economics.
In 1921, he started teaching at Dalhousie University before leaving to teach at the Carnegie Institute of Technology and Rutgers University. In 1928, he returned to Canada as head of the Political Science department at the University of Saskatchewan. In 1937, he started teaching at the University of Toronto. He left in 1951 to write a biography of Prime Minister of Canada William Lyon Mackenzie King.
In 1975, he was named a Persons of National Historic Significance.