Lac du Sonnet d'Or is a Lake located in Lac-Pythonga; La Vallée-de-la-Gatineau, Quebec.

• Latitude: 46° 41' 23'' North   (decimal: 46.6897222)
• Longitude: 76° 36' 10'' West   (decimal: -76.6027778)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Location: Lac-Pythonga; La Vallée-de-la-Gatineau
• Atlas of Canada Locator Map: Lac du Sonnet d'Or
• GPS Coordinate Locator Map: Lac du Sonnet d'Or Lat/Long