Donald Mighton McPherson (November 26, 1918 – September 14, 1973) was a Canadian professional sports executive, businessman, farmer and political figure in Saskatchewan. He represented Regina South West from 1967 to 1971 and Regina Lakeview from 1971 to 1973 in the Legislative Assembly of Saskatchewan as a Liberal. A farm owner, McPherson raised purebred Aberdeen Angus cattle. McPherson served as Opposition whip in the Saskatchewan assembly. He died in office at the age of 54.