List of senior members of the Privy Council (United Kingdom)
# List of senior members of the Privy Council (United Kingdom)

This is a list of the most senior Privy Counsellors in length of service of England, Great Britain and the United Kingdom since 1708.

| Privy Counsellor | Appointed | Became senior | Died |
| - | - | - | - |
| Henry Compton | 1679 | 1708 | 1713 |
| Daniel Finch, 2nd Earl of Nottingham | 1680 | 1713 | 1730 |
| Charles Mordaunt, 3rd Earl of Peterborough | 1689 | 1730 | 1735 |
| Charles Howard, 3rd Earl of Carlisle | 1701 | 1735 | 1738 |
| Charles Seymour, 6th Duke of Somerset | 1701 | 1738 | 1748 |
| William Legge, 1st Earl of Dartmouth | 1702 | 1748 | 1750 |
| Henry St John, 1st Viscount Bolingbroke | 1710 | 1750 | 1751 |
| Henry Hyde, 4th Earl of Clarendon | 1710 | 1751 | 1753 |
| Sir James Lowther, 4th Baronet | 1714 | 1753 | 1755 |
| Sir Paul Methuen | 1714 | 1755 | 1757 |
| Lionel Sackville, 1st Duke of Dorset | 1714 | 1757 | 1765 |
| Thomas Pelham-Holles, 1st Duke of Newcastle | 1717 | 1765 | 1768 |
| Daniel Finch, 8th Earl of Winchilsea | 1725 | 1768 | 1769 |
| Charles Douglas, 3rd Duke of Queensberry | 1726 | 1769 | 1778 |
| John Montagu, 4th Earl of Sandwich | 1748 | 1778 | 1792 |
| Wills Hill, 1st Marquess of Downshire | 1754 | 1792 | 1793 |
| Granville Leveson-Gower, 1st Marquess of Stafford | 1755 | 1793 | 1803 |
| George Townshend, 1st Marquess Townshend | 1760 | 1803 | 1807 |
| George Spencer, 4th Duke of Marlborough | 1762 | 1807 | 1817 |
| Lord Charles Spencer | 1763 | 1817 | 1820 |
| Henry Carteret, 1st Baron Carteret | 1770 | 1820 | 1826 |
| Lord Robert Spencer | 1782 | 1826 | 1831 |
| Edward Smith-Stanley, 12th Earl of Derby | 1783 | 1831 | 1834 |
| John Villiers, 3rd Earl of Clarendon | 1787 | 1834 | 1838 |
| Alleyne FitzHerbert, 1st Baron St Helens | 1787 | 1838 | 1839 |
| Henry Addington, 1st Viscount Sidmouth | 1789 | 1839 | 1844 |
| Dudley Ryder, 1st Earl of Harrowby | 1790 | 1844 | 1847 |
| Prince Ernest Augustus, Duke of Cumberland and Teviotdale | 1799 | 1847 | 1851 |
| Henry Petty-Fitzmaurice, 3rd Marquess of Lansdowne | 1806 | 1851 | 1863 |
| Henry John Temple, 3rd Viscount Palmerston | 1809 | 1863 | 1865 |
| Robert Jocelyn, 3rd Earl of Roden | 1812 | 1865 | 1870 |
| Stratford Canning, 1st Viscount Stratford de Redcliffe | 1820 | 1870 | 1880 |
| George Chichester, 3rd Marquess of Donegall | 1830 | 1880 | 1883 |
| Robert Grosvenor, 1st Baron Ebury | 1830 | 1883 | 1893 |
| Henry Grey, 3rd Earl Grey | 1835 | 1893 | 1894 |
| William Ewart Gladstone | 1841 | 1894 | 1898 |
| Spencer Horatio Walpole (jointly) | 1852 | 1898 | 1898 |
| John Manners, 7th Duke of Rutland (jointly until 1898) | 1852 | 1898 | 1906 |
| John Spencer, 5th Earl Spencer (jointly) | 1859 | 1906 | 1910 |
| Henry Reynolds-Moreton, 3rd Earl of Ducie (jointly until 1910) | 1859 | 1906 | 1921 |
| Prince Arthur, Duke of Connaught and Strathearn | 1871 | 1921 | 1942 |
| William Cavendish-Bentinck, 6th Duke of Portland | 1886 | 1942 | 1943 |
| Robert Crewe-Milnes, 1st Marquess of Crewe | 1892 | 1943 | 1945 |
| James Lowther, 1st Viscount Ullswater | 1898 | 1945 | 1949 |
| Sir Winston Churchill | 1907 | 1949 | 1965 |
| Philip Cunliffe-Lister, 1st Earl of Swinton | 1922 | 1965 | 1972 |
| Prince Henry, Duke of Gloucester | 1925 | 1972 | 1974 |
| Sir Henry Slesser | 1929 | 1974 | 1979 |
| Malcolm MacDonald | 1935 | 1979 | 1981 |
| Henry Somerset, 10th Duke of Beaufort | 1936 | 1981 | 1984 |
| Harold Balfour, 1st Baron Balfour of Inchrye | 1941 | 1984 | 1988 |
| William Hare, 5th Earl of Listowel (jointly) | 1946 | 1988 | 1997 |
| Hartley Shawcross, Baron Shawcross (jointly until 1997) | 1946 | 1988 | 2003 |
| Prince Philip, Duke of Edinburgh | 1951 | 2003 | 2021 |
| John Morris, Baron Morris of Aberavon | 1970 | 2021 | 2023 |
| Roy Hattersley, Baron Hattersley | 1975 | 2023 | Living |
