General Lord William Frederick Ernest Seymour, KCVO (8 December 1838 – 9 February 1915), known as William Seymour until 1871, was a senior British Army officer.
Born the son of Admiral Sir George Francis Seymour, Seymour served in the Crimean War in 1854 and in the Anglo-Egyptian War in 1882.[1] He became General Officer Commanding South-Eastern District in February 1891,[2] and Commander of the British Troops in Canada in 1898.[3] From November 1901 to 1902, he served as acting Military Secretary in the absence of Ian Hamilton. He became Lieutenant of the Tower of London on 1 September 1902,[4] was promoted to full general on 25 October 1902,[5] and retired in 1905.[1] He also served as Colonel-in-Chief of the Coldstream Guards from 1911 to 1915.[6]