Duffin Passage is a Channel located in Clayoquot Land District, British Columbia and has an elevation of 8 meters.

• Latitude: 49° 9' 7'' North   (decimal: 49.1519444)
• Longitude: 125° 54' 58'' West   (decimal: -125.916111)
• Topography Feature Category: Channel
• Geographical Feature: Passage
• Canadian Province/Territory: British Columbia
• Elevation: 8 meters
• Location: Clayoquot Land District
• Atlas of Canada Locator Map: Duffin Passage
• GPS Coordinate Locator Map: Duffin Passage Lat/Long