| Honorific-Prefix: | The Honourable |
| Term Start1: | 11 April 1932 |
| Term End1: | 1934 |
| Predecessor1: | Camillien Houde |
| Successor1: | Camillien Houde |
| Constituency Mp2: | St. James |
| Parliament2: | Canadian |
| Predecessor2: | Louis Audet Lapointe |
| Successor2: | Eugène Durocher |
| Term Start2: | 1920 |
| Term End2: | 1939 |
| Office3: | 26th Secretary of State for Canada |
| Primeminister3: | William Lyon Mackenzie King |
| Predecessor3: | George Halsey Perley |
| Successor3: | Charles Cahan |
| Term Start3: | 1926 |
| Term End3: | 1930 |
| Primeminister4: | William Lyon Mackenzie King |
| Predecessor4: | Charles Cahan |
| Successor4: | Ernest Lapointe |
| Term Start4: | 1935 |
| Term End4: | 1939 |
| Birth Date: | 1883 2, mf=yes |
| Birth Place: | Montreal, Quebec, Canada |
| Death Place: | Los Angeles, California, United States |
| Profession: | Journalist |
Louis-Édouard-Fernand Rinfret (February 28, 1883 – July 12, 1939) was a Canadian politician.
He was elected to the House of Commons of Canada for the Montreal riding of St. James in a 1920 by-election. A Liberal, he was re-elected in 1921, 1925, 1930, and 1935. From 1926 to 1930 and again from 1935 to 1939, he was the Secretary of State for Canada.
From 1932 to 1934, he was the mayor of Montreal.
He was brother to Thibaudeau Rinfret, the Chief Justice of Canada, and Charles Rinfret, a prominent Montreal businessman.