HMS Namur was a 90-gun second rate ship of the line of the Royal Navy, launched at Woolwich Dockyard in 1697. On 11 June 1723 she was ordered to be taken to pieces and rebuilt at Deptford, according to the 1719 Establishment. She was relaunched on 13 September 1729. In 1745, she was razeed to 74 guns. Namur was wrecked on 14 April 1749 in a storm near Fort St David. In total, 520 of her crew were drowned, though Captain Marshal survived.