Lac Onésime is a Lake located in Sagard; Charlevoix-Est, Quebec and has an elevation of 495 meters.

• Latitude: 47° 59' 54'' North   (decimal: 47.9983333)
• Longitude: 70° 12' 30'' West   (decimal: -70.2083333)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Elevation: 495 meters
• Location: Sagard; Charlevoix-Est
• Atlas of Canada Locator Map: Lac Onésime
• GPS Coordinate Locator Map: Lac Onésime Lat/Long