List of Prime Ministers of the United Kingdom by longevity

This is a list of UK Prime Ministers by longevity. For those Prime Ministers still living, the lifespan column gives the age as of .

Prime Minister	Date of birth	Start date of (first) term	Age at beginning of (first) term	End date of (final) term	Total time in office	Date of death	Lifespan
Walpole, RobertRobert Walpole Robert Walpole Robert Walpole, 1st Earl of Orford, KG, KB, PC , known before 1742 as Sir Robert Walpole, was a British statesman who is generally regarded as having been the first Prime Minister of Great Britain....	1676-08-2626 August 1676		44-221		07,618 days	1745-03-18	days
Compton, SpencerSpencer Compton Spencer Compton, 1st Earl of Wilmington Spencer Compton, 1st Earl of Wilmington KG, KB, PC was a British Whig statesman who served continuously in government from 1715 until his death. He served as the nominal head of government from 1742 until his death in 1743, but was merely a figurehead for the true leader of the government, Lord...	1673-03-1818 March 1673		68-335		00,501 days	1743-07-02	days
Pelham, HenryHenry Pelham Henry Pelham Henry Pelham was a British Whig statesman, who served as Prime Minister of Great Britain from 27 August 1743 until his death in 1754...	1694-09-2525 September 1694		48-336		03,844 days	1754-03-06	days
Pelham-Holles, ThomasThomas Pelham-Holles	1693-07-2121 July 1693		60-238		02,765 days	1768-11-17	days
Cavendish, WilliamWilliam Cavendish William Cavendish, 4th Duke of Devonshire William Cavendish, 4th Duke of Devonshire, KG, PC , styled Lord Cavendish before 1729 and Marquess of Hartington between 1729 and 1755, was a British Whig statesman who was briefly nominal Prime Minister of Great Britain...	1720-05-088 May 1720		36-192		00,221 days	1764-10-02	days
Stuart, JohnJohn Stuart John Stuart, 3rd Earl of Bute John Stuart, 3rd Earl of Bute KG, PC , styled Lord Mount Stuart before 1723, was a Scottish nobleman who served as Prime Minister of Great Britain under George III, and was arguably the last important favourite in British politics...	1713-05-2525 May 1713		49-001		00,317 days	1792-03-10	days
Grenville, GeorgeGeorge Grenville George Grenville George Grenville was a British Whig statesman who rose to the position of Prime Minister of Great Britain. Grenville was born into an influential political family and first entered Parliament in 1741 as an MP for Buckingham...	1712-10-1414 October 1712		50-184		00,819 days	1770-11-13	days
Watson-Wentworth, CharlesCharles Watson-Wentworth Charles Watson-Wentworth, 2nd Marquess of Rockingham Charles Watson-Wentworth, 2nd Marquess of Rockingham, KG, PC , styled The Hon. Charles Watson-Wentworth before 1733, Viscount Higham between 1733 and 1746, Earl of Malton between 1746 and 1750 and The Earl Malton in 1750, was a British Whig statesman, most notable for his two terms as Prime...	1730-05-1313 May 1730		35-061		00,478 days	1782-07-01	days
Pitt, William 1William Pitt the Elder William Pitt, 1st Earl of Chatham William Pitt, 1st Earl of Chatham PC was a British Whig statesman who led Britain during the Seven Years' War...	1708-11-1515 November 1708		57-257		00,807 days	1778-05-11	days
Fitzroy, AugustusAugustus FitzRoy Augustus FitzRoy, 3rd Duke of Grafton Augustus Henry FitzRoy, 3rd Duke of Grafton, KG, PC , styled Earl of Euston between 1747 and 1757, was a British Whig statesman of the Georgian era...	1735-09-2828 September 1735		33-016		00,471 days	1811-03-14	days
North, FrederickFrederick North Frederick North, Lord North Frederick North, 2nd Earl of Guilford, KG, PC , more often known by his courtesy title, Lord North, which he used from 1752 until 1790, was Prime Minister of Great Britain from 1770 to 1782. He led Great Britain through most of the American War of Independence...	1732-04-1313 April 1732		37-290		04,436 days	1792-08-05	days
Petty, WilliamWilliam Petty William Petty, 2nd Earl of Shelburne William Petty-FitzMaurice, 1st Marquess of Lansdowne, KG, PC , known as The Earl of Shelburne between 1761 and 1784, by which title he is generally known to history, was an Irish-born British Whig statesman who was the first Home Secretary in 1782 and then Prime Minister 1782–1783 during the final...	1737-05-022 May 1737		45-063		00,272 days	1805-05-07	days
Cavendish-Bentinck, WilliamWilliam Cavendish-Bentinck William Cavendish-Bentinck, 3rd Duke of Portland William Henry Cavendish-Bentinck, 3rd Duke of Portland, KG, PC was a British Whig and Tory statesman, Chancellor of the University of Oxford and Prime Minister. He was known before 1762 by the courtesy title Marquess of Titchfield. He held a title of every degree of British nobility—Duke,...	1738-04-1414 April 1738		44-353		01,179 days	1809-10-30	days
Pitt, William 2William Pitt the Younger William Pitt the Younger William Pitt the Younger was a British politician of the late 18th and early 19th centuries. He became the youngest Prime Minister in 1783 at the age of 24 . He left office in 1801, but was Prime Minister again from 1804 until his death in 1806...	1759-05-2828 May 1759		24-205		06,917 days	1806-01-23	days
Addington, HenryHenry Addington Henry Addington, 1st Viscount Sidmouth Henry Addington, 1st Viscount Sidmouth, PC was a British statesman, and Prime Minister of the United Kingdom from 1801 to 1804....	1757-05-3030 May 1757		43-291		01,150 days	1844-02-15	days
Grenville, WilliamWilliam Grenville	1759-10-2525 October 1759		46-109		00,413 days	1834-01-12	days
Perceval, SpencerSpencer Perceval Spencer Perceval Spencer Perceval, KC was a British statesman and First Lord of the Treasury, making him de facto Prime Minister. He is the only British Prime Minister to have been assassinated...	1762-11-011 November 1762		46-337		00,950 days	1812-05-11	days
Jenkinson, RobertRobert Jenkinson Robert Jenkinson, 2nd Earl of Liverpool Robert Banks Jenkinson, 2nd Earl of Liverpool KG PC was a British politician and the longest-serving Prime Minister of the United Kingdom since the Union with Ireland in 1801. He was 42 years old when he became premier in 1812 which made him younger than all of his successors to date...	1770-06-077 June 1770		42-001		05,418 days	1828-12-04	days
Canning, GeorgeGeorge Canning George Canning George Canning PC, FRS was a British statesman and politician who served as Foreign Secretary and briefly Prime Minister.-Early life: 1770–1793:...	1770-04-1111 April 1770		56-364		00,120 days	1827-08-08	days
Robinson, FrederickFrederick Robinson	1782-11-011 November 1782		44-303		00,143 days	1859-01-28	days
Wellesley, ArthurArthur Wellesley Arthur Wellesley, 1st Duke of Wellington Field Marshal Arthur Wellesley, 1st Duke of Wellington, KG, GCB, GCH, PC, FRS , was an Irish-born British soldier and statesman, and one of the leading military and political figures of the 19th century...	1769-05-011 May 1769		58-266		01,055 days	1852-09-14	days
Grey, CharlesCharles Grey Charles Grey, 2nd Earl Grey Charles Grey, 2nd Earl Grey, KG, PC , known as Viscount Howick between 1806 and 1807, was Prime Minister of the United Kingdom of Great Britain and Ireland from 22 November 1830 to 16 July 1834. A member of the Whig Party, he backed significant reform of the British government and was among the...	1764-03-1313 March 1764		66-254		01,332 days	1845-07-17	days
Lamb, WilliamWilliam Lamb William Lamb, 2nd Viscount Melbourne William Lamb, 2nd Viscount Melbourne, PC, FRS was a British Whig statesman who served as Home Secretary and Prime Minister . He is best known for his intense and successful mentoring of Queen Victoria, at ages 18-21, in the ways of politics...	1779-03-1515 March 1779		55-123		02,447 days	1848-11-24	days
Peel, RobertRobert Peel Robert Peel Sir Robert Peel, 2nd Baronet was a British Conservative statesman who served as Prime Minister of the United Kingdom from 10 December 1834 to 8 April 1835, and again from 30 August 1841 to 29 June 1846...	1788-02-055 February 1788		46-308		01,883 days	1850-07-02	days
Russell, JohnJohn Russell John Russell, 1st Earl Russell John Russell, 1st Earl Russell, KG, GCMG, PC , known as Lord John Russell before 1861, was an English Whig and Liberal politician who served twice as Prime Minister of the United Kingdom in the mid-19th century....	1792-08-1818 August 1792		53-316		02,306 days	1878-05-28	days
Smith-Stanley, EdwardEdward Smith-Stanley Edward Smith-Stanley, 14th Earl of Derby Edward George Geoffrey Smith-Stanley, 14th Earl of Derby, KG, PC was an English statesman, three times Prime Minister of the United Kingdom, and to date the longest serving leader of the Conservative Party. He was known before 1834 as Edward Stanley, and from 1834 to 1851 as Lord Stanley...	1799-03-2929 March 1799		52-331		01,386 days	1869-10-23	days
Hamilton-Gordon, GeorgeGeorge Hamilton-Gordon George Hamilton-Gordon, 4th Earl of Aberdeen George Hamilton-Gordon, 4th Earl of Aberdeen KG, KT, FRS, PC , styled Lord Haddo from 1791 to 1801, was a Scottish politician, successively a Tory, Conservative and Peelite, who served as Prime Minister of the United Kingdom from 1852 until 1855.-Early life:Born in Edinburgh on 28 January 1784, he...	1784-01-2828 January 1784		68-326		00,772 days	1860-12-14	days
Temple, HenryHenry Temple	1784-10-2020 October 1784		70-109		03,429 days	1860-12-14	days
Disraeli, BenjaminBenjamin Disraeli	1804-12-2121 December 1804		63-068		02,530 days	1881-04-19	days
Gladstone, WilliamWilliam Ewart Gladstone William Ewart Gladstone William Ewart Gladstone FRS FSS was a British Liberal statesman. In a career lasting over sixty years, he served as Prime Minister four separate times , more than any other person. Gladstone was also Britain's oldest Prime Minister, 84 years old when he resigned for the last time...	1809-12-2929 December 1809		58-340		04,508 days	1898-05-19	days
Cecil, RobertRobert Cecil	1830-02-033 February 1830		55-140		05,000 days	1903-08-22	days
Primrose, ArchibaldArchibald Primrose Archibald Primrose, 5th Earl of Rosebery Archibald Philip Primrose, 5th Earl of Rosebery, KG, PC was a British Liberal statesman and Prime Minister. Between the death of his father, in 1851, and the death of his grandfather, the 4th Earl, in 1868, he was known by the courtesy title of Lord Dalmeny.Rosebery was a Liberal Imperialist who...	1847-05-077 May 1847		46-302		00,474 days	1929-05-21	days
Balfour, ArthurArthur Balfour Arthur Balfour Arthur James Balfour, 1st Earl of Balfour, KG, OM, PC, DL was a British Conservative politician and statesman...	1848-07-2525 July 1848		53-351		01,243 days	1930-03-19	days
Campbell-Bannerman, HenryHenry Campbell-Bannerman Henry Campbell-Bannerman Sir Henry Campbell-Bannerman GCB was a British Liberal Party politician who served as Prime Minister of the United Kingdom from 1905 to 1908 and Leader of the Liberal Party from 1899 to 1908. He also served as Secretary of State for War twice, in the Cabinets of Gladstone and Rosebery...	1836-09-077 September 1836		69-089		00,850 days	1908-04-22	days
Asquith, HerbertHerbert Asquith H. H. Asquith Herbert Henry Asquith, 1st Earl of Oxford and Asquith, KG, PC, KC served as the Liberal Prime Minister of the United Kingdom from 1908 to 1916...	1852-09-1212 September 1852		55-206		03,166 days	1928-02-15	days
Lloyd George, DavidDavid Lloyd George David Lloyd George David Lloyd George, 1st Earl Lloyd-George of Dwyfor OM, PC was a British Liberal politician and statesman...	1863-01-1717 January 1863		53-325		02,145 days	1945-03-26	days
Law, BonarBonar Law	1858-09-1616 September 1858		64-037		00,211 days	1923-10-30	days
Baldwin, StanleyStanley Baldwin Stanley Baldwin Stanley Baldwin, 1st Earl Baldwin of Bewdley, KG, PC was a British Conservative politician, who dominated the government in his country between the two world wars...	1867-08-033 August 1867		55-293		02,633 days	1947-12-14	days
Macdonald, RamsayRamsay MacDonald Ramsay MacDonald James Ramsay MacDonald, PC, FRS was a British politician who was the first ever Labour Prime Minister, leading a minority government for two terms....	1866-10-1212 October 1866		57-102		02,480 days	1937-11-09	days
Chamberlain, NevilleNeville Chamberlain Neville Chamberlain Arthur Neville Chamberlain FRS was a British Conservative politician who served as Prime Minister of the United Kingdom from May 1937 to May 1940. Chamberlain is best known for his appeasement foreign policy, and in particular for his signing of the Munich Agreement in 1938, conceding the...	1869-03-1818 March 1869		68-071		01,078 days	1940-11-09	days
Churchill, WinstonWinston Churchill Winston Churchill Sir Winston Leonard Spencer-Churchill, was a predominantly Conservative British politician and statesman known for his leadership of the United Kingdom during the Second World War. He is widely regarded as one of the greatest wartime leaders of the century and served as Prime Minister twice...	1874-11-3030 November 1874		65-162		03,162 days	1965-01-24	days
Attlee, ClementClement Attlee Clement Attlee Clement Richard Attlee, 1st Earl Attlee, KG, OM, CH, PC, FRS was a British Labour politician who served as the Prime Minister of the United Kingdom from 1945 to 1951, and as the Leader of the Labour Party from 1935 to 1955...	1883-01-033 January 1883		62-204		02,283 days	1967-10-08	days
Eden, AnthonyAnthony Eden Anthony Eden Robert Anthony Eden, 1st Earl of Avon, KG, MC, PC was a British Conservative politician, who was Prime Minister from 1955 to 1957...	1897-06-1212 June 1897		57-299		00,644 days	1977-01-14	days
Macmillan, HaroldHarold Macmillan Harold Macmillan Maurice Harold Macmillan, 1st Earl of Stockton, OM, PC was Conservative Prime Minister of the United Kingdom from 10 January 1957 to 18 October 1963....	1894-02-1010 February 1894		62-335		02,472 days	1986-12-29	days
Douglas-Home, AlecAlec Douglas-Home Alec Douglas-Home Alexander Frederick Douglas-Home, Baron Home of the Hirsel, KT, PC , known as The Earl of Home from 1951 to 1963 and as Sir Alec Douglas-Home from 1963 to 1974, was a British Conservative politician who served as Prime Minister of the United Kingdom from October 1963 to October 1964.He is the last...	1903-07-022 July 1903		60-108		00,364 days	1995-10-09	days
Wilson, HaroldHarold Wilson Harold Wilson James Harold Wilson, Baron Wilson of Rievaulx, KG, OBE, FRS, FSS, PC was a British Labour Member of Parliament, Leader of the Labour Party. He was twice Prime Minister of the United Kingdom during the 1960s and 1970s, winning four general elections, including a minority government after the...	1916-03-1111 March 1916		48-219		02,835 days	1995-05-24	days
Heath, EdwardEdward Heath Edward Heath Sir Edward Richard George "Ted" Heath, KG, MBE, PC was a British Conservative politician who served as Prime Minister of the United Kingdom and as Leader of the Conservative Party ....	1916-07-099 July 1916		53-345		01,354 days	2005-07-17	days
Callaghan, JamesJames Callaghan James Callaghan Leonard James Callaghan, Baron Callaghan of Cardiff, KG, PC , was a British Labour politician, who was Prime Minister of the United Kingdom from 1976 to 1979 and Leader of the Labour Party from 1976 to 1980...	1912-03-2727 March 1912		64-009		01,124 days	2005-03-26	days
Thatcher, MargaretMargaret Thatcher Margaret Thatcher Margaret Hilda Thatcher, Baroness Thatcher, was Prime Minister of the United Kingdom from 1979 to 1990...	1925-10-1313 October 1925		53-203		04,226 days	--	days
Major, JohnJohn Major John Major Sir John Major, is a British Conservative politician, who served as Prime Minister of the United Kingdom and Leader of the Conservative Party from 1990–1997...	1943-03-2929 March 1943		47-244		02,347 days	--	days
Blair, TonyTony Blair Tony Blair Anthony Charles Lynton Blair is a former British Labour Party politician who served as the Prime Minister of the United Kingdom from 2 May 1997 to 27 June 2007. He was the Member of Parliament for Sedgefield from 1983 to 2007 and Leader of the Labour Party from 1994 to 2007...	1953-05-066 May 1953		43-361		03,708 days	--	days
Brown, GordonGordon Brown Gordon Brown James Gordon Brown is a British Labour Party politician who was the Prime Minister of the United Kingdom and Leader of the Labour Party from 2007 until 2010. He previously served as Chancellor of the Exchequer in the Labour Government from 1997 to 2007...	1951-02-2020 February 1951		56-127		01,049 days	--	days
Cameron, DavidDavid Cameron David Cameron David William Donald Cameron is the current Prime Minister of the United Kingdom, First Lord of the Treasury, Minister for the Civil Service and Leader of the Conservative Party. Cameron represents Witney as its Member of Parliament ....	1966-10-099 October 1966		43-214	Incumbent	00,00 days	--	days
Prime Minister	Date of birth	Start date of (first) term	Age at beginning of (first) term	End date of (final) term	Total time in office	Date of death	Lifespan

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