| Hector Champagne | |
| Predecessor: | Benjamin Beauchamp |
| Successor: | Arthur Sauvé |
| Term Start: | 1897 |
| Term End: | 1908 |
| Office2: | Member of the Legislative Council of Quebec for Mille-Isles |
| Predecessor2: | François-Xavier Mathieu |
| Successor2: | Francis Lawrence Connors |
| Term Start2: | 1908 |
| Term End2: | 1941 |
| Birth Date: | 18 February 1862 |
| Birth Place: | Saint-Eustache, Canada East |
| Death Place: | Saint-Laurent, Quebec |
| Party: | Liberal |
Hector Champagne (February 18, 1862 - June 29, 1941) was a Canadian lawyer and politician. He became Queen's Counsel and was educated at the University of Paris.
Born in Saint-Eustache, Canada East, Champagne was educated at the Académie commerciale de Saint-Eustache, the Séminaire de Sainte-Thérèse-de-Blainville, the Collège Bourget, the Université Laval à Montréal, and the University of Paris. He was called to the Bar of Quebec in 1886 and created a Queen's Counsel in 1899.
A lawyer, he was elected to the Legislative Assembly of Quebec in Deux-Montagnes in 1897. A Liberal, he was re-elected in 1900 and acclaimed in 1904. He was defeated in 1908. He was appointed to the Legislative Council of Quebec for Mille-Isles in 1908. He died in office in Saint-Laurent, Quebec in 1941.