Lac Sibelius is a Lake located in Baie-James; Jamésie, Quebec and has an elevation of 359 meters.

• Latitude: 49° 53' 22'' North   (decimal: 49.8895182)
• Longitude: 75° 22' 25'' West   (decimal: -75.3735219)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Elevation: 359 meters
• Location: Baie-James; Jamésie
• Atlas of Canada Locator Map: Lac Sibelius
• GPS Coordinate Locator Map: Lac Sibelius Lat/Long