Montagne Thomassin is a Mountain located in Sainte-Brigitte-de-Laval; La Jacques-Cartier, Quebec.

• Latitude: 46° 59' 26'' North   (decimal: 46.9905555)
• Longitude: 71° 11' 1'' West   (decimal: -71.1836111)
• Topography Feature Category: Mountain
• Geographical Feature: Mont
• Canadian Province/Territory: Quebec
• Location: Sainte-Brigitte-de-Laval; La Jacques-Cartier
• Atlas of Canada Locator Map: Montagne Thomassin
• GPS Coordinate Locator Map: Montagne Thomassin Lat/Long