| Lachine—Lac-Saint-Louis | |
| Province: | Quebec |
| Fed-Status: | defunct |
| Fed-Created: | 1987 |
| Fed-Abolished: | 1996 |
| Fed-Election-First: | 1988 |
| Fed-Election-Last: | 1993 |
| Demo-Cd: | Montreal |
| Demo-Csd: | Beaconsfield, Dorval, Lachine, L'Île-Dorval, Pointe-Claire |
Lachine—Lac-Saint-Louis was a federal electoral district in Quebec, Canada, that was represented in the House of Commons of Canada from 1988 to 1997.
This riding was created in 1987 from Lachine and Notre-Dame-de-Grâce—Lachine East ridings. The electoral district was abolished in 1996 and redistributed between Lac-Saint-Louis and Notre-Dame-de-Grâce—Lachine ridings.
Lachine—Lac-Saint-Louis consisted of the City of Dorval, and the towns of Beaconsfield, Ile-Dorval, Lachine and Pointe-Claire.
This riding elected the following members of Parliament: