The Colt Armory is a historic factory complex for the manufacture of firearms, created by Samuel Colt. It is located in Hartford, Connecticut along the Connecticut River, and as of 2008 is part of the Coltsville Historic District, named a National Historic Landmark District. It is slated to become part of Coltsville National Historical Park, now undergoing planning by the National Park Service.

Samuel Colt was an American inventor, industrialist, and businessman who established Colt's Patent Fire-Arms Manufacturing Company and made the mass production of revolvers commercially viable.