Formoe, hull DE-509, belonged to the John C. Butler class of destroyer escorts. Federal Shipbuilding and Drydock Company, at Newark, New Jersey, laid her down on 3 January 1944 and launched her on 2 April 1944. The Navy commissioned her on 5 October 1944. Her first commanding officer was Lieutenant Commander John Curtis Spencer.
Her Pacific duty took her to Manus, Lingayen, the Philippines, and Leyte. She was credited with 2 battle stars.
Her commissioned service ended on 7 February 1957. She went to the breakers later.
