Lac Seymour is a Lake located in Baie-Obaoca; Matawinie, Quebec and has an elevation of 479 meters.

• Latitude: 47° 34' 21'' North   (decimal: 47.5725)
• Longitude: 74° 32' 48'' West   (decimal: -74.5466667)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Elevation: 479 meters
• Location: Baie-Obaoca; Matawinie
• Atlas of Canada Locator Map: Lac Seymour
• GPS Coordinate Locator Map: Lac Seymour Lat/Long