| Honorific-Prefix: | The Hon. |
| René Tremblay | |
| Constituency Mp: | Matapédia—Matane |
| Parliament: | Canadian |
| Predecessor: | Alfred Belzile |
| Successor: | The electoral district was abolished in 1966. |
| Term Start: | 1963 |
| Term End: | 1968 |
| Birth Date: | 12 November 1922 |
| Birth Place: | Luceville, Quebec |
| Party: | Liberal |
| Cabinet: | Minister 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.