Laid down as HMS Vixen, she was commissioned HMCS Sioux at Cowes, Isle of Wight, on Feb. 21, 1944, and assigned to the 26th Flotilla of the British Home Fleet. She took part in escorting carrier attacks against the Tirpitz and against German shipping off Norway, and on May 28 left Scapa for Portsmouth for D-Day duties. returning to Scapa Flow in July, she resumed her previous occupation and also escorted three convoys each way to and from Murmansk. She left the U.K. on April 6, 1945, for her first trip to Canada and, upon arrival underwent a major refit at Halifax. In November Sioux was transferred to Esquimalt, where she was paid off into reserve on February 27, 1946. After some modernization she was re-commissioned in 1950, and did three tours of duty in Korean waters, from 1951 to 1955. Afterward she resumed her training role until paid off at Halifax on October 13, 1963. She was broken up in 1965 at La Spezia, Italy.
Ex HMS VIXEN. Later recommissioned with pendant 225. Finally paid off 30 Oct 63.
Post War HMCS SIOUX