Lac William is a Lake located in Saguenay; Saguenay, Quebec and has an elevation of 360 meters.

• Latitude: 48° 15' 4'' North   (decimal: 48.2511111)
• Longitude: 71° 9' 28'' West   (decimal: -71.1577778)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Elevation: 360 meters
• Location: Saguenay; Saguenay
• Atlas of Canada Locator Map: Lac William
• GPS Coordinate Locator Map: Lac William Lat/Long