Lake Louise may refer to:

Canada

• Lake Louise (Alberta), a lake in Alberta
• Lake Louise, Alberta, a hamlet which takes its name from the lake
  • Chateau Lake Louise, hotel in Alberta, one of Canada's Grand Railway Resorts
  • Lake Louise Ski Resort, a ski resort in Lake Louise, Alberta
• Lake Louise (Estrie), a lake in Weedon, Chaudière-Appalaches, Quebec

United Kingdom

• Lake Louise (Skibo Castle), a small artificial lake in Scotland

United States

• Lake Louise, Alaska, a census-designated place, and a large lake in Matanuska-Susitna Borough, Alaska
• Lake Louise (Douglas County, Minnesota)
• Lake Louise (Pennsylvania), in Luzerne County
• Lake Louise State Park, a park in Mower County, Minnesota
• Thumb Lake, a lake in Northern Michigan
• Lake Louise (Roaring Gap, North Carolina)