Lac Semonville is a Lake located in Baie-James; Jamésie, Quebec.

• Latitude: 53° 21' 12'' North   (decimal: 53.3533333)
• Longitude: 73° 55' 8'' West   (decimal: -73.9188889)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Location: Baie-James; Jamésie
• Atlas of Canada Locator Map: Lac Semonville
• GPS Coordinate Locator Map: Lac Semonville Lat/Long