Seigneurie de Bellechasse is a Geographical area located in Saint-François-de-la-Rivière-du-Sud; Montmagny, Quebec.

• Latitude: 46° 53' North   (decimal: 46.8833333)
• Longitude: 70° 42' West   (decimal: -70.7000000)
• Topography Feature Category: Geographical area
• Geographical Feature: Seigneurie
• Canadian Province/Territory: Quebec
• Location: Saint-François-de-la-Rivière-du-Sud; Montmagny
• Atlas of Canada Locator Map: Seigneurie de Bellechasse
• GPS Coordinate Locator Map: Seigneurie de Bellechasse Lat/Long