Donald Elmer Black (September 21, 1891 â April 15, 1980) was a Quebec-born politician, farmer and merchant. He was elected to the House of Commons of Canada in 1935 as Member of the Liberal Party to represent the riding of ChâteauguayâÂÂHuntingdon and re-elected in 1940 and 1945. He was re-elected to represent ChâteauguayâÂÂHuntingdonâÂÂLaprairie in 1949.