| Henri-Gédéon Malhiot | |
| Office: | Member of the Legislative Assembly of Quebec for Trois-Rivières |
| Term Start: | 1871 |
| Term End: | 1876 |
| Birth Date: | 22 March 1840 |
| Birth Place: | Saint-Pierre-les-Becquets, Lower Canada |
| Death Place: | Saint-Pierre-les-Becquets, Quebec |
| Party: | Conservative |
Henri-Gédéon Malhiot (March 22, 1840 - October 20, 1909) was a politician from Quebec, Canada.
He was born on March 22, 1840, in Saint-Pierre-les-Becquets, Centre-du-Quebec. He was a lawyer. He was married to Élizabeth-Eugénie Labarre in 1865 and to Louise Olivier in 1884.
He ran as a Liberal candidate in the district of Nicolet in 1867 and as a Conservative candidate in the district of Trois-Rivières in an 1869 by-election. Each time he lost.
He was elected in 1871. He resigned from his seat to accept a position as Minister for Crown Lands in Premier Boucher de Boucherville's Cabinet. He was re-elected in an 1874 by-election and in a 1875 general election.
He also served as the Government House Leader from 1874 to 1876. He resigned in 1876.
He ran as a Conservative candidate in the district of Trois-Rivières in 1878, but lost.
Malhiot served as Mayor of Trois-Rivières from 1885 to 1888.
He died on October 20, 1909.