Doug McMahon (1917, Winnipeg, Manitoba, Canada – 1997) was signed by England's famous Wolverhampton Wanderers in 1938. He made his Football League debut on 1 January 1939 against Blackpool.
He played with Wolves until 1940 and the interruption of play in England due to World War II. During the 1939-40 West Midlands (Regional) League play, McMahon had an impressive nine goals in six games for the Wolves 'A' team, when league play was halted. During the war, McMahon served with Royal Canadian Naval Volunteer Reserves. In England he guested for Chester, scoring six times against Stockport County in December 1939.
In 1946 McMahon played for the Chicago Vikings in the newly formed North American Soccer Football League. He played for Eastern Canada selects against the Eastern United States in 1947 and 1948 and then Scotland in 1949. In 1948, McMahon won a Canadian championship medal with Montreal Carsteel, in a season in which he scored a Canadian record 71 goals.