USS Edithena was a United States Navy patrol vessel in commission from 1917 to 1919 that saw service during World War I. Prior to her U.S. Navy service, she operated as the private motor yacht Edithena from 1914 to 1917. After the conclusion World War I, she served as the fishery patrol vessel USFS Widgeon in the fleet of the United States Bureau of Fisheries from 1919 to 1940 and as US FWS Widgeon in the fleet of the Fish and Wildlife Service from 1940 to 1942. During World War II, she returned to U.S. Navy service from 1942 to 1944 as the yard patrol boat USS YP-200. By 1947 she had returned to private ownership, first as Edithena and during the 1970s and 1980s as the fishing vessel Ila Mae.