Baie-du-Tonnerre is a Unincorporated area located in Simcoe, Ontario.

• Latitude: 44° 48' North   (decimal: 44.7999999)
• Longitude: 80° 4' West   (decimal: -80.0667000)
• Topography Feature Category: Unincorporated area
• Geographical Feature: Compact Rural Community
• Canadian Province/Territory: Ontario
• Location: Simcoe
• Atlas of Canada Locator Map: Baie-du-Tonnerre
• GPS Coordinate Locator Map: Baie-du-Tonnerre Lat/Long