USS Hart (DD-594), a Fletcher-class destroyer, was the second ship of the United States Navy of that name, in honor of Lieutenant Patrick H. Hart (1912–1942), who posthumously received the Navy Cross for heroism during the Battle of Midway. Namesake Patrick Henry Hart was born on 31 May 1915 in New York City. He graduated from the United States Naval Academy in 1937. He served on board and before becoming a naval aviator in 1940. Appointed Lieutenant in 1942, he was killed on 4 June 1942 in the Battle of Midway while a member of Torpedo Squadron 3. He was posthumously awarded the Navy Cross for heroism in attacking the Japanese aircraft carriers. Construction and commissioning Hart, originally designated Mansfield and renamed Hart 21 March 1944, was launched 25 September 1944 by Puget Sound Navy Yard; sponsored by Lieutenant Hart's mother, Mrs. Emma Hart; and commissioned 4 November 1944. Service history Hart conducted her regular shakedown cruise off California and during her training participated in experimental high-speed refueling exercises with . From 12–23 December, the destroyer refueled at sea some 50 times under all conditions of sea and weather gaining vital information on how to improve this key wartime operation. Ending her regular shakedown on 31 January 1945, the ship departed on 19 February for Pearl Harbor. From 27 February to 3 March she escorted in gunnery and aircraft operations, departing for Ulithi on 5 March. Arriving at Ulithi 16 March, Hart joined the assembled task forces for the Okinawa operation. From 24 March to 12 April, the ship was assigned as part of the screen for escort carriers furnishing close air support for the landings and preinvasion neutralization of neighboring Japanese air strips. Detached on 12 April, she assumed duty as an escort for transports for 2 days and then commenced protective patrol duties during landings near Okinawa. Hart was detached from 5th Fleet on 19 April and proceeded to the Philippines to join 7th Fleet for the Borneo landings. She arrived off Brunei Bay on 9 June 1945 and commenced a patrol of the South China Sea to guard against possible interference from the remains of the Japanese Fleet at Singapore. Hart also carried out shore bombardment beginning 11 June in support of Australian troops landing at Brunei Bay. On 14 June, she shot down her first Japanese aircraft during an attempted bombing. During the period of 19–21