WordNet sense 1 (Christian martyr; patron saint of England; hero of the legend of Saint George and the Dragon in which he slew a dragon and saved a princess (?-303)):

Saint George, St. George

WordNet sense 2 (King of Great Britain and Ireland and emperor of India from 1936 to 1947; he succeeded Edward VIII (1895-1952)):

George VI

WordNet sense 3 (King of Great Britain and Ireland and emperor of India from 1910 to 1936; gave up his German title in 1917 during World War I (1865-1936)):

George V

WordNet sense 4 (King of Great Britain and Ireland and Hanover from 1820 to 1830; his attempt to divorce his estranged wife undermined the prestige of the crown (1762-1830)):

George IV

WordNet sense 5 (King of Great Britain and Ireland from 1760 to 1820; the American colonies were lost during his reign; he became insane in 1811 and his son (later George IV) acted as regent until 1820 (1738-1820)):

George III

WordNet sense 6 (King of Great Britain and Elector of Hanover from 1727 to 1760 (1683-1760)):

George II

WordNet sense 7 (Elector of Hanover and the first Hanoverian King of Great Britain and Ireland from 1714 to 1727 (1660-1727)):

George I