Long Lake may refer to several lakes in Alberta:
Long Lake (Athabasca County), a lake in Athabasca County, Alberta, Canada Long Lake (oil sands), an oil sands upgrader project in northeast Alberta, Canada Long Lake (Thorhild County), a lake in Thorhild County, Alberta, Canada Long Lake, Alberta, a hamlet in Thorhild County, Alberta, Canada Long Lake Provincial Park (Alberta), provincial park in Thorhild County, Alberta, Canada
See also Long Lake (disambiguation)