Jorge III del Reino Unido (George William Frederick; Londres, 4 de junio de 1738-Windsor, 29 de enero de 1820) fue rey de Gran Bretaña e Irlanda desde el 25 de octubre de 1760 hasta el 1 de enero de 1801, y a partir de entonces rey del Reino Unido de Gran Bretaña e Irlanda, unidos, hasta su muerte.
George, Prins van Wales, werd toen koning als George III. De zoektocht naar een geschikte vrouw voor George werd hierop ook versneld. Op 8 september 1761 trad de koning in de Koninklijke Kapel van het St. James's Palace in het huwelijk met hertogin Charlotte van Mecklenburg-Strelitz .
A banner of the Royal Arms from the creation of the United Kingdom on 1 January 1801; first and fourth quarters for England and Wales, second Scotland, third Ireland, with an inescutcheon for the Electorate of Hanover. 1816–1837: Royal Standard of the House of Hanover, first used by King George III: The Royal Arms after Hanover had become a ...
George III's papers do not include a diary. The TV series The X-Files uses a fictional anecdote that George III's diary entry on July 4, 1776, read: "Nothing important happened today", as a plot device and as the title of the ninth-season premiere. (In fact, George could anyway not have been notified of transatlantic events until weeks later).
The words "United Kingdom" were restored to the monarch's title in 1953 with the reference to "Ireland" replaced with a reference to "Northern Ireland".  George III (1801–1820; monarch from 1760) George IV (1820–1830) William IV (1830–1837) Victoria (1837–1901) Edward VII (1901–1910)
Princess Elizabeth of the United Kingdom (22 May 1770 – 10 January 1840) was the seventh child and third daughter of King George III and Charlotte of Mecklenburg-Strelitz. After marrying the Landgrave of Hesse-Homburg , Frederick VI , she took permanent residence in Germany as landgravine .
George I died on 11/22 June 1727 during one of his visits to Hanover, and George II succeeded him as king and elector at the age of 43. The new king decided not to travel to Germany for his father's funeral, which far from bringing criticism led to praise from the English who considered it proof of his fondness for England.