29 January 1820
http://en.wikipedia.org/wiki/King_George_III
There have been at least six Kings George in the history of England. You may wish to be more specific.
George King - botanist - died in 1909.
George Gerald King died in 1928.
George Gordon King died in 1870.
George Edward King died in 1934.
George King Chisholm died in 1874.
George Augustus King died on November 12, 1839.
King George III was the ruler of Great Britain from 1760-1820
King George 3rd died on the 29th January 1820.
George King - film director - died in 1966.
George Clift King died on 1935-07-18.
George Edwin King died on 1901-05-07.
George King - basketball - died on 2006-10-05.