Mount Hennessy is a Mountain located in Nelson Land District, British Columbia and has an elevation of 640 meters.

• Latitude: 49° 30' 40'' North   (decimal: 49.5111111)
• Longitude: 125° 9' 18'' West   (decimal: -125.1549999)
• Topography Feature Category: Mountain
• Geographical Feature: Mount
• Canadian Province/Territory: British Columbia
• Elevation: 640 meters
• Location: Nelson Land District
• Atlas of Canada Locator Map: Mount Hennessy
• GPS Coordinate Locator Map: Mount Hennessy Lat/Long