Lac Grisebach is a Lake located in Lac-Nilgaut; Pontiac, Quebec.

• Latitude: 46° 31' 14'' North   (decimal: 46.5205556)
• Longitude: 77° 40' 25'' West   (decimal: -77.6736111)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Location: Lac-Nilgaut; Pontiac
• Atlas of Canada Locator Map: Lac Grisebach
• GPS Coordinate Locator Map: Lac Grisebach Lat/Long