USS YMS-477 was a built for the United States Navy during World War II. Originally ordered and laid down as USS PCS-1453 on 12 July 1943 by the Tacoma Boat Building Co. of Tacoma, Washington, planned as a PCS-1376-class minesweeper, the vessel was re-designated YMS-477 of the YMS-1 class on 27 September 1943. The vessel was launched on 6 November and completed four days later. USS YMS-477 was commissioned soon after under the command of Lieutenant (junior grade) Russell V. Malo, USNR.