Marcel R. Tremblay (born 30 March 1943) is a former Progressive Conservative member of the House of Commons of Canada. Born in L'Ange-Gardien, Quebec, he was an accountant and business consultant by career.
He represented the Quebec riding of Quebec East where he was first elected in the 1984 federal election and re-elected in 1988, therefore becoming a member in the 33rd and 34th Canadian Parliaments.
Tremblay left federal politics after he was defeated in the 1993 federal election by Jean-Paul Marchand of the Bloc Québécois.
Marcel R. Tremblay graduated, in 1966, from Laval University in Quebec City with a bachelor's degree in Commerce (B.Sc.C.) and, in 1967, with a master's degree in Accounting (M.Sc.C.). Moreover, he had the privilege to supplement training courses at the University of La Sorbonne in Paris and that of Ljubljana in Yugoslavia.
In a 35 years’ career like professional and businessman, an engagement in politics was intercaled[check spelling]. Elected in 1984 and re-elected in 1988 as a member of Parliament with the progressive-conservative party, he worked actively as Parliamentary Secretary to the Deputy Prime Minister, to the Minister of Finances and to the Minister of Justice and Solicitor General of Canada.