Joseph Antonio Demers (July 22, 1917 – September 3, 1997) was a Canadian professional ice hockey forward who played 83 games in the National Hockey League for the Montreal Canadiens and New York Rangers from 1938 to 1944.

In his last season with the Canadiens, he assisted on Maurice Richard's very first career goal.

In November 1949 he was convicted of manslaughter and sentenced to 15 years in prison.

He had beaten a woman to death two months earlier at Coaticook, Quebec.

This biographical article relating to a Canadian ice hockey winger born in the 1910s is a stub.