Lac de l'Oiseau is a Lake located in Rivière-Mistassini; Maria-Chapdelaine, Quebec.

• Latitude: 49° 38' 51'' North   (decimal: 49.6475551)
• Longitude: 72° 46' 21'' West   (decimal: -72.7726094)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Location: Rivière-Mistassini; Maria-Chapdelaine
• Atlas of Canada Locator Map: Lac de l'Oiseau
• GPS Coordinate Locator Map: Lac de l'Oiseau Lat/Long