USS Cayuga County (LST-529) was an LST-491-class tank landing ship built for the United States Navy during World War II. Named for Cayuga County, New York, she was the only U.S. Naval vessel to bear the name. LST-529 was laid down on 8 November 1943 at Jeffersonville, Indiana by the Jeffersonville Boat & Machine Company; launched on 17 January 1944; sponsored by Mrs. Margaret S. Carey; and commissioned on 29 February 1944 with Lieutenant G. L. Moore, USNR, in command.