USS Klakring (FFG-42), an Oliver Hazard Perry-class frigate, is a ship of the United States Navy named for Rear Admiral Thomas B. Klakring (born 1904), who was awarded three Navy Crosses as commander of the submarine USS Guardfish (SS-217) during World War II.
Klakring was laid down on 19 February 1982 by the Bath Iron Works Corp. Bath, Maine; launched on 18 September 1982; and commissioned on 20 August 1983. As of 2005, Klakring is homeported at NS Norfolk, Virginia, and is part of Destroyer Squadron 14.