Lac des Deux Îles is a Lake located in Baie-James; Jamésie, Quebec.

• Latitude: 51° 51' 15'' North   (decimal: 51.8542461)
• Longitude: 72° 31' 31'' West   (decimal: -72.5253846)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Location: Baie-James; Jamésie
• Atlas of Canada Locator Map: Lac des Deux Îles
• GPS Coordinate Locator Map: Lac des Deux Îles Lat/Long