Decker Lake may refer to:
Decker Lake (British Columbia), a lake near the town of Burns Lake, British Columbia, Canada Decker Lake, British Columbia, a community on that lake Decker Lake (UTA station) Decker Lake, a man-made lake in West Valley City, Utah, United States Decker Lake (Le Sueur County, Minnesota) Decker Lake (Le Sueur County, Minnesota) Lake Walter E. Long, Austin, Texas
See also Decker (disambiguation)