RFA Salvestor (A499) was a King Salvor-class salvage vessel of the post war Royal Fleet Auxiliary. Salvestor was built by Wm. Simons & Co. Ltd. of Renfrew, Scotland. Laid down on 20 September 1941 as Assistance, and launched on 28 August 1942 as HMS Salvestor. The ship was decommissioned in September 1959, laid up at Pembroke Dock, and sold for breaking up to Thomas Ward at Briton Ferry in July 1970.