Donald John Deacon (June 2, 1912 in Regina, Saskatchewan – August 1, 1943 in Vancouver, British Columbia) was a professional ice hockey winger who played parts of three seasons for the Detroit Red Wings of the National Hockey League from 1936–37 to 1939–40.Deacon played 30 career NHL games scoring six goals and four assists for ten points. In his only two playoff games, he scored two goals and added an assist.