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This is a list of parliaments of the United Kingdom, tabulated with the elections to the House of Commons and the list of members of the House.

The parliaments are numbered from the formation of the United Kingdom of Great Britain and Ireland. For previous Westminster parliaments, see the list of parliaments of Great Britain and list of parliaments of England. For pre-Union Dublin parliaments, see the list of parliaments of Ireland. For pre-1707 Scottish parliaments, see the list of parliaments of Scotland.

List of parliaments

Monarch	Number	Start date	Election	Members	Prime Minister(s)^[1]	Party	Percentage of popular vote
George III	1st	1801	none: co-opted		William Pitt the Younger Henry Addington	Tory
	2nd	1802	General election	MPs	Henry Addington William Pitt the Younger	Tory
	3rd	1806	General election	MPs	William Wyndham Grenville, 1st Lord Grenville	Whig
	4th	1807	General election	MPs	William Henry Cavendish-Bentinck, Duke of Portland Spencer Perceval Robert Banks Jenkinson, Earl of Liverpool	Tory
	5th	1812	General election	MPs	Robert Banks Jenkinson, Earl of Liverpool	Tory
	6th	1818	General election	MPs	Robert Banks Jenkinson, Earl of Liverpool	Tory
George IV	7th	1820	General election	MPs	Robert Banks Jenkinson, Earl of Liverpool	Tory
George IV	8th	1826	General election	MPs	Robert Banks Jenkinson, Earl of Liverpool George Canning Frederick John Robinson, Viscount Goderich Arthur Wellesley, Duke of Wellington	Tory
William IV	9th	1830	General election	MPs	Charles Grey, Earl Grey	Whig
	10th	1831	General election	MPs	Charles Grey, Earl Grey	Whig
	11th	1832	General election	MPs	Charles Grey, Earl Grey William Lamb, Viscount Melbourne Robert Peel	Whig	67.0
	12th	1835	General election	MPs	William Lamb, Viscount Melbourne	Whig	55.2
Victoria	13th	1837	General election	MPs	William Lamb, Viscount Melbourne	Whig	51.7
	14th	1841	General election	MPs	Robert Peel	Conservative	56.9
	15th	1847	General election	MPs	Lord John Russell	Whig	53.8
	16th	1852	General election	MPs	Edward Smith-Stanley, Earl of Derby George Hamilton Gordon, Earl of Aberdeen	Conservative	41.9
	17th	1857	General election	MPs	Henry John Temple, Viscount Palmerston Edward Smith-Stanley, Earl of Derby	Whig	65.9
	18th	1859	General election	MPs	Henry John Temple, Viscount Palmerston	Liberal	65.7
	19th	1865	General election	MPs	John Russell, Earl Russell Edward Smith-Stanley, Earl of Derby Benjamin Disraeli	Liberal	59.5
	20th	1868	General election	MPs	William Ewart Gladstone	Liberal	61.5
	21st	1874	General election	MPs	Benjamin Disraeli (Earl of Beaconsfield from 1876)	Conservative	44.3
	22nd	1880	General election	MPs	William Ewart Gladstone	Liberal	54.7
	23rd	1885	General election	MPs	The Marquess of Salisbury William Ewart Gladstone	Liberal (minority)	47.4
	24th	1886	General election	MPs	The Marquess of Salisbury	Conservative	51.1
	25th	1892	General election	MPs	William Ewart Gladstone Archibald Philip Primrose, Earl of Rosebery	Liberal (minority)	45.4
	26th	1895	General election	MPs	The Marquess of Salisbury	Conservative	49.0
	27th	1900	General election	MPs	The Marquess of Salisbury Arthur Balfour	Conservative	50.3
Edward VII	27th	1900	General election	MPs	The Marquess of Salisbury Arthur Balfour	Conservative
	28th	1906	General election	MPs	Henry Campbell-Bannerman H. H. Asquith	Liberal	48.9
	29th	1910 (Jan)	General election	MPs	H. H. Asquith	Liberal (minority)	43.5
George V	29th	1910 (Jan)	General election	MPs	H. H. Asquith	Liberal (minority)
	30th	1910 (Dec)	General election	MPs	H. H. Asquith David Lloyd George	Liberal (minority)	43.2
	31st	1918	General election	MPs	David Lloyd George	Coalition	47.1
	32nd	1922	General election	MPs	Bonar Law	Conservative	38.5
	33rd	1923	General election	MPs	Ramsay MacDonald	Labour (minority)	30.7
	34th	1924	General election	MPs	Stanley Baldwin	Conservative	46.8
	35th	1929	General election	MPs	Ramsay MacDonald	Labour (minority)	37.1
	36th	1931	General election	MPs	Ramsay MacDonald	National Government	67.2
	37th	1935	General election	MPs	Stanley Baldwin Neville Chamberlain Winston Churchill	National Government	53.3
Edward VIII
George VI
	38th	1945	General election	MPs	Clement Attlee	Labour	49.7
	39th	1950	General election	MPs	Clement Attlee	Labour	46.1
	40th	1951	General election	MPs	Winston Churchill	Conservative	48.0
Elizabeth II	40th	1951	General election	MPs	Winston Churchill	Conservative	48.0
	41st	1955	General election	MPs	Anthony Eden Harold Macmillan	Conservative	49.7
	42nd	1959	General election	MPs	Harold Macmillan Alec Douglas-Home	Conservative	49.4
	43rd	1964	General election	MPs	Harold Wilson	Labour	44.1
	44th	1966	General election	MPs	Harold Wilson	Labour	48.0
	45th	1970	General election	MPs	Edward Heath	Conservative	46.4
	46th	1974 (Feb)	General election	MPs	Harold Wilson	Labour (minority)	37.2
	47th	1974 (Oct)	General election	MPs	Harold Wilson James Callaghan	Labour	39.2
	48th	1979	General election	MPs	Margaret Thatcher	Conservative	43.9
	49th	1983	General election	MPs	Margaret Thatcher	Conservative	42.3
	50th	1987	General election	MPs	Margaret Thatcher John Major	Conservative	42.2
	51st	1992	General election	MPs	John Major	Conservative	41.9
	52nd	1997	General election	MPs	Tony Blair	Labour	43.2
	53rd	2001	General election	MPs	Tony Blair	Labour	40.7
	54th	2005	General election	MPs	Tony Blair Gordon Brown	Labour	35.2
	55th	2010	General election	MPs	David Cameron	Coalition	59.1 (Con: 36.1; Lib Dem: 23.0)
	56th	2015	General election	MPs	David Cameron Theresa May	Conservative	36.9
	57th	2017	General election	MPs	Theresa May Boris Johnson	Conservative	42.4
	58th	2019	General election	MPs	Boris Johnson Liz Truss Rishi Sunak	Conservative	43.6
Charles III	58th	2019	General election	MPs	Boris Johnson Liz Truss Rishi Sunak	Conservative

The parties listed are those that won the election. During the nineteenth century, the party of government sometimes changed between general elections.

List of parliaments

Notes

See also