Big Sunfish Lake is a Lake located in Lennox and Addington, Ontario and has an elevation of 204 meters.

• Latitude: 44° 35' 58'' North   (decimal: 44.5994444)
• Longitude: 76° 55' 30'' West   (decimal: -76.9250000)
• Topography Feature Category: Lake
• Geographical Feature: Lake
• Canadian Province/Territory: Ontario
• Elevation: 204 meters
• Location: Lennox and Addington
• Atlas of Canada Locator Map: Big Sunfish Lake
• GPS Coordinate Locator Map: Big Sunfish Lake Lat/Long