Gertrude Rock is a Shoal located in Range 3 Coast Land District, British Columbia.

• Latitude: 52° 25' North   (decimal: 52.4166999)
• Longitude: 129° 23' West   (decimal: -129.3832999)
• Topography Feature Category: Shoal
• Geographical Feature: Rock
• Canadian Province/Territory: British Columbia
• Location: Range 3 Coast Land District
• Atlas of Canada Locator Map: Gertrude Rock
• GPS Coordinate Locator Map: Gertrude Rock Lat/Long