Lake Drummond is a freshwater lake at the center of the Great Dismal Swamp, a marshy region on the Coastal Plain of southeastern Virginia and northeastern North Carolina between Norfolk, Virginia, and Elizabeth City, North Carolina, in the United States. Its surface area is approximately 3,142 acres (13 km2) and its maximum depth is 6 ft (2 m). It is managed by the United States Fish and Wildlife Service.

The Great Dismal Swamp is a large swamp in the Coastal Plain Region of southeastern Virginia and northeastern North Carolina, between Norfolk, Virginia, and Elizabeth City, North Carolina. It is located in parts of the southern Virginia independent cities of Chesapeake and Suffolk and northern North Carolina counties of Gates, Pasquotank, and Camden. Some estimates place the original size of the swamp at over one million acres (4,000 km2). As of 2022 the size of the Great Dismal Swamp is around 750 square miles.