The USS LST-517 was a tank landing ship in the service of the United States Navy during World War II.

LST-517 was laid down on 10 September 1943 at Seneca, Illinois by the Chicago Bridge & Iron Company; launched on 15 January 1944; sponsored by Miss Onita Watland Walker; and commissioned on 7 February 1944. During World War II, LST-517 was assigned to the European theater and participated in the invasion of Normandy on 6 June 1944. Upon her return to the United States, she was decommissioned on 21 December 1945 and struck from the Navy list on 21 January 1946. A year later the tank landing ship was transferred to the Maritime Administration for disposal and sold for scrap to the National Metal and Steel Corporation on 17 January 1947.

LST-517 received one battle star for World War II service.

• List of United States Navy LSTs

 This article incorporates text from the public domain Dictionary of American Naval Fighting Ships.

• "LST-517". Dictionary of American Naval Fighting Ships.
• "LST-517". Amphibious Photo Archive.