| Grande-Île | |
| Other Name: | (Salaberry-de-Valleyfield) |
| Settlement Type: | Former municipality |
| Subdivision Type: | Country |
| Subdivision Name: | Canada |
| Subdivision Type1: | Province |
| Subdivision Name1: | Quebec |
| Subdivision Type2: | Region |
| Subdivision Name2: | Montérégie |
| Subdivision Type3: | RCM |
| Subdivision Name3: | Beauharnois-Salaberry |
| Established Title: | Merged + |
| Established Date: | Jan 01, 2002 |
| Area Footnotes: | [1] |
| Area Land Km2: | 50.68 |
| Timezone: | EST |
| Utc Offset: | -5 |
| Timezone Dst: | EDT |
| Utc Offset Dst: | -4 |
| Coordinates: | 45.2792°N -74.1139°W |
| Area Code: | 450 |
| Blank Name: | Access Routes [2] |
| Blank Info: | |
| Footnotes: | + Merged with Salaberry-de-Valleyfield |
Grande-Île is an island in the St. Lawrence River in Quebec, Canada. The island is mostly occupied by the city Salaberry-de-Valleyfield. Part of the Hochelaga Archipelago, the island connects the Beauharnois-Salaberry and the Vaudreuil-Soulanges regions over the Saint Lawrence River via the Pont Monseigneur Langlois. Grande-Île was also the name of a municipality on the island which merged with Salaberry-de-Valleyfield on January 1, 2002.