| Term | Party | Name | % Correct |
|---|---|---|---|
| 2019-22 | Conservative | Boris Johnson | 100%
|
| 2022 | Conservative | Liz Truss | 100%
|
| 1979-90 | Conservative | Margaret Thatcher | 100%
|
| 2022- | Conservative | Rishi Sunak | 100%
|
| 2010-6 | Conservative | David Cameron | 99%
|
| 1990-7 | Conservative | John Major | 99%
|
| 2016-9 | Conservative | Theresa May | 99%
|
| 1997-2007 | Labour | Tony Blair | 99%
|
| 2007-10 | Labour | Gordon Brown | 97%
|
| 1940-5 | Conservative | Winston Churchill | 95%
|
| 1945-51 | Labour | Clement Attlee | 93%
|
| 1951-5 | Conservative | Winston Churchill | 93%
|
| 1970-4 | Conservative | Edward Heath | 92%
|
| 1937-40 | Conservative | Neville Chamberlain | 92%
|
| 1974-6 | Labour | Harold Wilson | 90%
|
| 1955-7 | Conservative | Anthony Eden | 89%
|
| 1957-63 | Conservative | Harold Macmillan | 89%
|
| 1976-9 | Labour | James Callaghan | 89%
|
| 1964-70 | Labour | Harold Wilson | 88%
|
| 1963-4 | Conservative | Alec Douglas-Home | 86%
|
| 1916-22 | Liberal | David Lloyd George | 82%
|
| 1929-35 | Labour / National Labour | Ramsay MacDonald | 82%
|
| 1902-5 | Conservative | Arthur Balfour | 81%
|
| 1874-80 | Conservative | Benjamin Disraeli | 81%
|
| 1868 | Conservative | Benjamin Disraeli | 79%
|
| 1924 | Labour | Ramsay MacDonald | 79%
|
| 1935-7 | Conservative | Stanley Baldwin | 79%
|
| 1886 | Liberal | William Gladstone | 79%
|
| 1880-5 | Liberal | William Gladstone | 79%
|
| 1924-9 | Conservative | Stanley Baldwin | 78%
|
| 1892-4 | Liberal | William Gladstone | 78%
|
| 1868-74 | Liberal | William Gladstone | 78%
|
| 1908-16 | Liberal | Herbert Asquith | 77%
|
| 1923-4 | Conservative | Stanley Baldwin | 77%
|
| 1922-3 | Conservative | Andrew Bonar Law | 74%
|
| 1895-1902 | Conservative | Marquess of Salisbury | 74%
|
| 1905-8 | Liberal | Henry Campbell- Bannerman | 73%
|
| 1886-92 | Conservative | Marquess of Salisbury | 73%
|
| 1885-6 | Conservative | Marquess of Salisbury | 71%
|
| 1894-5 | Liberal | Earl of Rosebery | 68%
|
| 1859-65 | Liberal | Lord Palmerston | 68%
|
| 1865-6 | Liberal | Lord John Russell | 67%
|
| 1846-52 | Whig | Lord John Russell | 66%
|
| 1855-8 | Whig | Lord Palmerston | 66%
|
| 1866-8 | Conservative | Earl of Derby | 64%
|
| 1841-6 | Conservative | Robert Peel | 64%
|
| 1852-5 | Peelite | Earl of Aberdeen | 63%
|
| 1721-42 | Whig | Sir Robert Walpole | 63%
|
| 1858-9 | Conservative | Earl of Derby | 62%
|
| 1835-41 | Whig | Lord Melbourne | 62%
|
| 1834-5 | Conservative | Robert Peel | 62%
|
| 1834 | Tory | Duke of Wellington | 60%
|
| 1852 | Conservative | Earl of Derby | 60%
|
| 1812-27 | Tory | Lord Liverpool | 60%
|
| 1809-12 | Tory | Spencer Perceval | 59%
|
| 1828-30 | Tory | Duke of Wellington | 58%
|
| 1830-4 | Whig | Earl Grey | 58%
|
| 1783-1801 | Tory | William Pitt the Younger | 58%
|
| 1770-82 | Tory | Lord Frederick North | 55%
|
| 1834 | Whig | Lord Melbourne | 53%
|
| 1827-8 | Tory | Viscount Goderich | 51%
|
| 1804-6 | Tory | William Pitt the Younger | 51%
|
| 1754-6 | Whig | Duke of Newcastle | 48%
|
| 1766-8 | Whig | William Pitt the Elder | 48%
|
| 1827 | Tory | George Canning | 47%
|
| 1763-5 | Whig | George Grenville | 44%
|
| 1801-4 | Tory | Henry Addington | 44%
|
| 1743-54 | Whig | Henry Pelham | 44%
|
| 1757-62 | Whig | Duke of Newcastle | 42%
|
| 1807-9 | Tory | Duke of Portland | 42%
|
| 1762-3 | Tory | Earl of Bute | 42%
|
| 1756-7 | Whig | Duke of Devonshire | 41%
|
| 1783 | Whig | Duke of Portland | 40%
|
| 1742-3 | Whig | Earl of Wilmington | 40%
|
| 1806-7 | Whig | Lord Grenville | 40%
|
| 1765-6 | Whig | Marquess of Rockingham | 36%
|
| 1768-70 | Whig | Duke of Grafton | 34%
|
| 1782-3 | Whig | Earl of Shelburne | 34%
|
| 1782 | Whig | Marquess of Rockingham | 34%
|