William Horace Hart (20 March 1864 – 2 January 1926) was an American military officer who served as the Quartermaster General of the United States Army from 1922 to 1926.
Hart graduated from the United States Military Academy.
While serving as a colonel in the United States Army, he was appointed as Department Quartermaster at Fort Sam Houston in Texas.
He served as Quartermaster General of the United States Army from 1922 to 1926. During that time, he accepted a wreath and a United Daughters of the Confederacy Cross of Honor for World War Veterans at the Tomb of the Unknown Soldier in Arlington National Cemetery that were presented to him by President General Leonora St. George Rogers Schuyler.
He died in 1926.
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