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

• Latitude: 46° 31' 39'' North   (decimal: 46.5275)
• Longitude: 77° 39' 44'' West   (decimal: -77.6622222)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Location: Lac-Nilgaut; Pontiac
• Atlas of Canada Locator Map: Lac Haller
• GPS Coordinate Locator Map: Lac Haller Lat/Long