Records of Prime Ministers of the United Kingdom transitions between reigns, eight Prime Ministers each served under two sovereigns: George III had 14 Prime Ministers serving during his 59-year reign (reigned 1760–1820), beginning with the Duke of Newcastle. The last incumbent, Lord Liverpool, was the only one appointed by his son (the Prince Regent) during the father's final incapacity to rule. In downward numerical order, numbers of Prime Ministers in office during other reigns are: Only six Prime Ministers came to serve office under sovereigns in whose own reigns they were born. The present Prime Minister, Theresa May, is the third Prime Minister to have been born in
Historical rankings of Prime Ministers of the United Kingdom prime ministers were ranked in the top 100. Winston Churchill was voted greatest Briton, the Duke of Wellington was in 15th place (though not featured in contemporary polls as he was a 19th-century politician), Margaret Thatcher was in 16th place, Tony Blair was 67th and David Lloyd George was 79th. The BBC television programme "The Daily Politics" asked viewers in 2007 to select their favourite Prime Minister. Margaret Thatcher topped the list with 49% of the vote, with Clement Attlee coming second with 32%. Historical rankings of Prime Ministers of the United Kingdom "The Times" constructed a poll for the