Six Mile Lake or Sixmile Lake may refer to:
In Canada Six Mile Lake (Nova Scotia) Six Mile Lake (Ontario) Six Mile Lake Provincial Park, on the above lake
In the United States Six Mile Lake (Alaska) Sixmile Lake, Michigan, of Elk River Chain of Lakes Watershed Sixmile Lake (Minnesota) Sixmile Lake (South Dakota)
See also Lake Buel, Massachusetts, once known as Six Mile Pond