List of Prime Ministers of Great Britain

Prime Ministers of Great Britain

Prime Minister	Party1	Dates in Office
Sir Robert Walpole		1721–42
Earl of Wilmington		1742–43
Henry Pelham		1743–54
Duke of Newcastle		1754–56
Duke of Devonshire		1756–57
Duke of Newcastle		1757–62
Earl of Bute		1762–63
George Grenville		1763–65
Marquess of Rockingham		1765–66
William Pitt the Elder (earl of Chatham)		1766–68
Duke of Grafton		1768–70
Lord North		1770–82
Marquess of Rockingham		1782
Earl of Shelburne		1782–83
Duke of Portland		1783
William Pitt the Younger	Tory	1783–1801
Henry Addington (later Viscount Sidmouth)	Tory	1801–4
William Pitt the Younger	Tory	1804–6
Baron Grenville	Whig	1806–7
Duke of Portland	Tory	1807–9
Spencer Perceval	Tory	1809–12
Earl of Liverpool	Tory	1812–27
George Canning	Tory	1827
Viscount Goderich (later earl of Ripon)	Tory	1827–28
Duke of Wellington	Tory	1828–30
Earl Grey	Whig	1830–34
Viscount Melbourne	Whig	1834
Sir Robert Peel	Tory	1834–35
Viscount Melbourne	Whig	1835–41
Sir Robert Peel	Conservative	1841–46
Lord John Russell (later earl Russell)	Whig	1846–52
Earl of Derby	Conservative	1852
Earl of Aberdeen	Peelite Conservative	1852–55
Viscount Palmerston	Liberal	1855–58
Earl of Derby	Conservative	1858–59
Viscount Palmerson	Liberal	1859–65
Earl Russell	Liberal	1865–66
Earl of Derby	Conservative	1866–68
Benjamin Disraeli	Conservative	1868
William Gladstone	Liberal	1868–74
Benjamin Disraeli	Conservative	1874–80
William Gladstone	Liberal	1880–85
Marquess of Salisbury	Conservative	1885–86
William Gladstone	Liberal	1886
Marquess of Salisbury	Conservative	1886–92
William Gladstone	Liberal	1892–94
Earl of Rosebery	Liberal	1894–95
Marquess of Salisbury	Conservative	1895–1902
Arthur Balfour	Conservative	1902–5
Sir Henry Campbell-Bannerman	Liberal	1905–8
Herbert Asquith	Liberal	1908–15
Herbert Asquith	Coalition	1915–16
David Lloyd George	Coalition	1916–22
Andrew Bonar Law	Conservative	1922–23
Stanley Baldwin	Conservative	1923–24
Ramsay MacDonald	Labour	1924
Stanley Baldwin	Conservative	1924–29
Ramsay MacDonald	Labour	1929–31
Ramsay MacDonald	National (Coalition)	1931–35
Stanley Baldwin	National	1935–37
Neville Chamberlain	National	1937–40
Winston Churchill	Coalition	1940–45
Clement Attlee	Labour	1945–51
Sir Winston Churchill	Conservative	1951–55
Sir Anthony Eden	Conservative	1955–57
Harold Macmillan	Conservative	1957–63
Sir Alec Douglas-Home	Conservative	1963–64
Harold Wilson	Labour	1964–70
Edward Heath	Conservative	1970–74
Harold Wilson	Labour	1974–76
James Callaghan	Labour	1976–79
Margaret Thatcher	Conservative	1979–90
John Major	Conservative	1990–97
Tony Blair	Labour	1997–

¹ The modern party system did not evolve until the end of the 18th cent.