Dennis Lake is a Lake located in Nipissing, Ontario and has an elevation of 307 meters.

• Latitude: 46° 55' 49'' North   (decimal: 46.9302777)
• Longitude: 79° 36' 34'' West   (decimal: -79.6094444)
• Topography Feature Category: Lake
• Geographical Feature: Lake
• Canadian Province/Territory: Ontario
• Elevation: 307 meters
• Location: Nipissing
• Atlas of Canada Locator Map: Dennis Lake
• GPS Coordinate Locator Map: Dennis Lake Lat/Long