Loon Lake

Loon Lake may refer to:

;Lakes:
*Loon Lake (Blue Earth County, Minnesota), a lake in Blue Earth County, Minnesota
*Loon Lake (Jackson County, Minnesota), a lake in Jackson County, Minnesota
*Loon Lake (Waseca County, Minnesota), a lake in Waseca County, Minnesota
*Loon Lake (Gogebic County, Michigan), a lake in Gogebic County, Michigan
*Loon Lake (Warren County, New York), a lake in Warren County, New York
*Loon Lake (Westphal, Nova Scotia), a lake in Westphal, Nova Scotia, Canada
*Loon Lake (Lake County, Illinois), a lake in Lake County, Illinois
*Loon Lake (British Columbia), a lake and the surrounding locality in British Columbia, Canada
*Loon Lake (Oregon), a lake in Douglas County, Oregon

;Locations:
*Loon Lake (California), an impoundment of Gerle Creek in El Dorado County, California
*Loon Lake, Nova Scotia a cottage community and a lake at the northeastern edge of the Halifax Regional Municipality in Nova Scotia
*Loon Lake, Alberta, a hamlet in Alberta, Canada
*Loon Lake, Saskatchewan, a town in Saskatchewan

;Other:
*Loon Lake is a novel by Edgar Lawrence Doctorow