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

• Latitude: 46° 34' 13'' North   (decimal: 46.5702778)
• Longitude: 77° 34' 40'' West   (decimal: -77.5777778)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Location: Lac-Nilgaut; Pontiac
• Atlas of Canada Locator Map: Lac Holm
• GPS Coordinate Locator Map: Lac Holm Lat/Long