Potomac River, which flows through Wa DC & Alexandria VA, USA Potomac, an unincorporated area around Montgomery County, Maryland, USA Potomac, a village in Vermilion County, Illinois, USA Potomac Park Potomac, a Native Our contries tribe A general term given to the Washington, D.C./Maryland metropolitan area One of many United states Navy ships, including: USS Potomac, a frigate built inside 1819 USS Potomac, a tug accredited within 1898 USS Potomac, Franklwithin Delano Roosevelt’s presidential yacht licenced in 1936 Additionally, Potomac Street occurs as major arterial around Aurora, Colorado.