Dragon Swamp, also known as Dragon Run, is a 36.7-mile-long (59.1 km) stream in the U.S. state of Virginia, flowing through King and Queen, Essex, Middlesex, and Gloucester counties. It is the main freshwater tributary of the Piankatank River.
Coordinates: 37°34′04″N 76°34′30″W / 37.56778°N 76.57500°W