Osmus, hull DE-701, belonged to the Buckley class of destroyer escorts. The name honors Wesley Frank Osmus. Defoe Shipbuilding Company, at Bay City, Michigan, laid her down on 17 August 1943 and launched her on 4 November 1943. The Navy commissioned her on 23 February 1944. Her first commanding officer was Commander Richmond R. Jackson.
Her Pacific duty took her to Espiritu Santo, the Admiralty Islands, Ulithi, and the Caroline Islands. She was credited with 1 battle star.
Her commissioned service ended on 15 March 1947. She went to the breakers later.
