René Tremblay
Honorific prefixThe Honourable
Constituency mpMatapédia—Matane
ParliamentCanadian
PredecessorAlfred Belzile
SuccessorThe electoral district was abolished in 1966.
Term start1963
Term end1968
Birth dateNovember 12, 1922
Birth placeLuceville, Quebec
Death dateJanuary 22, 1968 (aged 45)
PartyLiberal
CabinetMinister Without Portfolio (1963–1964)
Minister of Citizenship and Immigration (1964–1965)
Postmaster General (1965)

René Tremblay, (November 12, 1922 – January 22, 1968) was a Canadian politician.

Born in Luceville, Quebec, he was first elected to the House of Commons of Canada representing the riding of Matapédia—Matane in the 1963 federal election. A Liberal, he was re-elected in 1965. From 1963 to 1964, he was a Minister without Portfolio. From 1964 to 1965, he was the Minister of Citizenship and Immigration. In 1965, he was the Postmaster General. He died of a heart attack at the age of forty-five on Monday, January 22, 1968.