David Robert Blake (March 20, 1925 – February 25, 2008) was a politician in Manitoba, Canada. He was a member of the Legislative Assembly of Manitoba from 1971 to 1988, serving as a member of the Progressive Conservative Party.Born on the family farm near Rapid City, Manitoba, Blake served in the Royal Canadian Air Force as a navigator from 1943 to 1945, and was in the Sixth Forward Regiment of the Royal Canadian Engineers from 1948 to 1964.