Three ships of the Royal Navy have been named HMS Dumbarton Castle after Dumbarton Castle. , originally of the Royal Scots Navy, was a frigate taken into the Royal Navy in 1707. was launched as and was later re-designated frigate. She was built in 1944 and saw service in the North Atlantic before being placed into reserve in 1946 before being scrapped. was a launched in 1981 and sold in 2010 to Bangladesh as . Battle honours Atlantic 1944-45 South Atlantic 1982 Royal Navy ship names