Records of Prime Ministers of the United Kingdom the middle name until the 1980s.) The richest Prime Minister was Lord Derby, with a personal fortune of over £7 million (about £444 million in today's money). The poorest was William Pitt the Younger, who was £40,000 (now over £1 million) in debt by 1800. Three Prime Ministers ultimately died as a result of accidents: Records of Prime Ministers of the United Kingdom The article lists the records of Prime Ministers of Great Britain and of the United Kingdom since 1721. The Prime Minister with the longest single term was Sir Robert Walpole, lasting 20 years and 315 days from
Records of Prime Ministers of the United Kingdom five successive Prime Ministers were in office. In modern times, since members of the House of Lords ceased to hold Prime Ministerial office (after 1902), there were three Prime Ministers in office between the general elections of 1935 and 1945: Stanley Baldwin (retired 28 May 1937), Neville Chamberlain (resigned 10 May, and subsequently died 1940) and Winston Churchill (until dissolution of the parliament). The most number of general elections contested by an individual is six. H. H. Asquith contested the January 1910, December 1910, 1918, 1922, 1923 and the 1924 general elections. The most number of general elections lost by