Lac Roy is a Lake located in Sayabec; La Matapédia, Quebec and has an elevation of 172 meters.

• Latitude: 48° 38' 56'' North   (decimal: 48.6489322)
• Longitude: 67° 40' 0'' West   (decimal: -67.6666678)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Elevation: 172 meters
• Location: Sayabec; La Matapédia
• Atlas of Canada Locator Map: Lac Roy
• GPS Coordinate Locator Map: Lac Roy Lat/Long