Ruth-Roy Lake is a Lake located in Manitoulin, Ontario and has an elevation of 235 meters.

• Latitude: 46° 5' 25'' North   (decimal: 46.0902777)
• Longitude: 81° 15' 2'' West   (decimal: -81.2505555)
• Topography Feature Category: Lake
• Geographical Feature: Lake
• Canadian Province/Territory: Ontario
• Elevation: 235 meters
• Location: Manitoulin
• Atlas of Canada Locator Map: Ruth-Roy Lake
• GPS Coordinate Locator Map: Ruth-Roy Lake Lat/Long