Lac Grégoire is a Lake located in Sainte-Marcelline-de-Kildare; Matawinie, Quebec and has an elevation of 251 meters.

• Latitude: 46° 5' 21'' North   (decimal: 46.0891666)
• Longitude: 73° 39' 5'' West   (decimal: -73.6513889)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Elevation: 251 meters
• Location: Sainte-Marcelline-de-Kildare; Matawinie
• Atlas of Canada Locator Map: Lac Grégoire
• GPS Coordinate Locator Map: Lac Grégoire Lat/Long