O'Neill Island is a Island located in 122-21W, Manitoba.

• Latitude: 59° 37' 3'' North   (decimal: 59.6174999)
• Longitude: 101° 2' 16'' West   (decimal: -101.0378000)
• Topography Feature Category: Island
• Geographical Feature: Island
• Canadian Province/Territory: Manitoba
• Location: 122-21W
• Atlas of Canada Locator Map: O'Neill Island
• GPS Coordinate Locator Map: O'Neill Island Lat/Long