Marcel Bélanger, OC GOQ (June 2, 1920 – May 2, 2013) was a Canadian academic.
He received a Master of Arts in economics from Harvard University in 1948.
From 1946 to 1977, he was a founding partner of the Chartered Accountant firm, Bélanger Dallaire Gagnon & Associates (today part of Ernst & Young).
From 1960 to 1976, he helped advise the Quebec government on federal-provincial relations and public finance for Premiers Jean Lesage, Daniel Johnson, Jean-Jacques Bertrand, and Robert Bourassa.
[2] In 1994, he was made a Grand Officer of the National Order of Quebec.