Lac Oiseul is a Lake located in Chute-des-Passes; Maria-Chapdelaine, Quebec.

• Latitude: 49° 12' 39'' North   (decimal: 49.2108659)
• Longitude: 71° 36' 58'' West   (decimal: -71.6161469)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Location: Chute-des-Passes; Maria-Chapdelaine
• Atlas of Canada Locator Map: Lac Oiseul
• GPS Coordinate Locator Map: Lac Oiseul Lat/Long