| Honorific-Prefix: | The Hon. |
| Jean-Marie Poitras | |
| Office: | Senator for De Salaberry, Quebec |
| Predecessor: | Yvette Boucher Rousseau |
| Successor: | Pierre Claude Nolin |
| Term Start: | September 26, 1988 |
| Term End: | May 25, 1993 |
| Appointed: | Brian Mulroney |
| Birth Date: | 5 September 1918 |
| Birth Place: | Macamic, Quebec |
| Death Place: | Quebec City, Quebec |
| Party: | Progressive Conservative |
| Committees: | Chairman, Standing Committee on Banking, Trade and Commerce (1991–1993) |
Jean-Marie Poitras, (September 5, 1918 – February 27, 2009) was a Canadian senator.
Born in Macamic, Quebec, he was appointed to the Senate in 1988 representing the senatorial division of De Salaberry, Quebec. He resigned on May 25, 1993, just short of his 75th birthday and mandatory retirement. He was a member of the Progressive Conservative caucus.
In 1970, he was made an Officer of the Order of Canada for his work with Scouts Canada. In 1994, he was made an Officer of the National Order of Quebec.