Big Brook is a River located in St. Mary's-The Capes, Newfoundland and Labrador.

• Latitude: 46° 55' 30'' North   (decimal: 46.9250000)
• Longitude: 54° 10' 41'' West   (decimal: -54.1780555)
• Topography Feature Category: River
• Geographical Feature: Brook
• Canadian Province/Territory: Newfoundland and Labrador
• Location: St. Mary's-The Capes
• Atlas of Canada Locator Map: Big Brook
• GPS Coordinate Locator Map: Big Brook Lat/Long