Three Sisters Islands is a Island located in Rainy River, Ontario and has an elevation of 344 meters.

• Latitude: 48° 48' 3'' North   (decimal: 48.8008333)
• Longitude: 93° 18' 40'' West   (decimal: -93.3111111)
• Topography Feature Category: Island
• Geographical Feature: Islands
• Canadian Province/Territory: Ontario
• Elevation: 344 meters
• Location: Rainy River
• Atlas of Canada Locator Map: Three Sisters Islands
• GPS Coordinate Locator Map: Three Sisters Islands Lat/Long