| Étienne Blanchard | |
| Office: | Member of the Legislative Assembly of Quebec for Verchères |
| Predecessor: | Albert-Alexandre Lussier |
| Successor: | Amédée Geoffrion |
| Term Start: | 1897 |
| Term End: | 1908 |
| Birth Date: | 1 April 1843 |
| Birth Place: | Saint-Jean-Baptiste, Canada East |
| Death Place: | Saint-Marc, Quebec |
| Party: | Liberal |
Étienne Blanchard (April 1, 1843 - September 25, 1918) was a Canadian politician.
Born in Saint-Jean-Baptiste, Canada East, Blanchard was mayor of Saint-Marc in 1890 and 1891. He was the member of the Legislative Assembly of Quebec for Verchères from 1897 to 1908.