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| YEAR | DATE | EVENT | PRIME MINISTER | GENERAL GOVERNOR |
| 1801 | 1 january | Part of United Kingdom of Great Britain and Ireland | ||
| 1801 | 26 april | John, Viscount Fitzgibbon | ||
| 1801 | 25 may | Charles Abbot | Philip Yorke, Earl of Hardwicke | |
| 1802 | 13 february | William Wickham | ||
| 1804 | 6 february | Sir Evan Nepean | ||
| 1805 | 23 march | Sir Nicholas Vansittart | ||
| 1805 | 21 september | Charles Lang | ||
| 1806 | 28 march | William Elliot | John Russell, Duke of Bedford | |
| 1807 | 19 april | Sir Arthur Wellesley | Charles Lennox, Duke of Richmond | |
| 1809 | 13 april | Robert Saunders-Dundas | ||
| 1809 | 18 october | William Wellesley-Pole | ||
| 1812 | 4 august | Robert Peel | ||
| 1813 | 26 august | Charles, Earl of Whitworth | ||
| 1817 | 9 october | Charles Chetwynd Talbot, Earl Talbot | ||
| 1818 | 4 august | Charles Grant | ||
| 1821 | 29 december | Henry Goulbourn | Richard Colley Wellesley, Marquess Wellesley (I) | |
| 1827 | 29 april | William Lamb, Viscount Melbourne | ||
| 1828 | 1 march | Henry William Paget, Marquess of Anglesey (I) | ||
| 1828 | 21 june | Francis Egerton Leveson-Gower, Earl Gower | ||
| 1829 | 6 march | Hugh Percy, Duke of Northumberland | ||
| 1830 | 17 july | Sir Henry Hardinge (I) | ||
| 1830 | 29 november | Edward George Geoffrey Smith Stanley, Earl Stanley | ||
| 1830 | 23 december | Henry William Paget, Marquess of Anglesey (II) | ||
| 1833 | 29 march | Sir John Cam Hobhouse | ||
| 1833 | 17 may | Edward John Littleton | ||
| 1833 | 26 september | Richard Colley Wellesley, Marquess Wellesley (II) | ||
| 1834 | 16 december | Sir Henry Hardinge (II) | ||
| 1835 | 6 january | Thomas Hamilton, Earl of Haddington | ||
| 1835 | 29 april | George William Freceick Howard, Viscount Morpeth | ||
| 1835 | 11 may | Constantine Henry Phipps, Earl of Mulgrave, Marquess of Normanby | ||
| 1839 | 3 april | Hugh Fortescue, Earl Fortescue | ||
| 1841 | 6 september | Edward Graville Elliot, Earl of St. Germans | ||
| 1841 | 15 september | Thomas Robinson, Earl Grey | ||
| 1844 | 26 july | William à Court, Baron Heytesbury | ||
| 1845 | 1 february | Sir Thomas Francis Freemantle, Baron Cottosloe | ||
| 1846 | 14 february | Henry Pelham Pelham-Clinton, Earl of Lincoln | ||
| 1846 | 11 july | Henry Labouchere | John William Ponsonby, Earl of Bessborough | |
| 1847 | 26 may | George Villiers, Earl of Clarendon | ||
| 1847 | 22 july | Sir William Meredyth Sommerville | ||
| 1852 | 10 march | Richard Southwell Bourke, Earl Naas (I) | Archibald Montgomerie, Earl of Eglinton (I) | |
| 1853 | 6 january | Sir John Young | Edward Granville Eliot, Earl of St. Germans | |
| 1855 | 13 march | Edward Horsman | George Howard, Earl of Carlisle (I) | |
| 1857 | 27 may | Henry Arthur Albert | ||
| 1858 | 12 march | Richard Southwell Bourke, Earl Naas (II) | Archibald Montgomerie, Earl of Eglinton (II) | |
| 1859 | 24 june | Edward Cardwell | ||
| 1859 | 13 july | George Howard, Earl of Carlisle (II) | ||
| 1861 | 29 july | Chichester Samuel Parkinson-Fortescue (I) | ||
| 1864 | 8 november | John Wodehouse, Baron Wodehouse, Earl of Kimberley | ||
| 1865 | 7 december | Sir Robert Peel | ||
| 1866 | 20 june | Richard Southwell Bourke, Earl Naas (III) | James Hamilton, Duke of Abercorn (I) | |
| 1868 | 29 september | James Wilson-Patten | ||
| 1868 | 23 december | Chicheser Samuel Parkinson-Fortescue (II) | John Poyntz Spencer, Earl Spencer (I) | |
| 1871 | 12 january | Spencer Cavendish, Marquis of Hartington | ||
| 1874 | 27 february | Sir Michael Edward Hicks-Beach | ||
| 1874 | 18 april | James Hamilton, Duke of Abercorn (II) | ||
| 1876 | 11 december | John Churchill, Duke of Marlborough | ||
| 1878 | 15 february | James Lowther | ||
| 1880 | 5 may | William Edward Forster | Francis Thomas de Grey, Earl Cowper | |
| 1882 | 6 may | Frederick Charles Cavendish, Earl Cavendish | John Poyntz Spencer, Earl Spencer (II) | |
| 1882 | 9 may | Sir George Otto Trevelyan | ||
| 1884 | 23 october | Henry Campbell-Bannerman | ||
| 1885 | 30 june | Sir William Hart Dyke | Henry Herbert, Earl of Carnarvon | |
| 1886 | 23 january | William Henry Smith | ||
| 1886 | 6 february | John Morley (I) | ||
| 1886 | 20 february | John Campbell Gordon, Earl of Aberdeen (I) | ||
| 1886 | 5 august | Sir Michael Hicks-Beach | Charles Vane-Tempest-Stewart, Marquess of Londonderry | |
| 1887 | 7 march | Sir Arthur James Balfour | ||
| 1889 | 5 october | Lawrence Dundas, Earl of Zetland | ||
| 1891 | 9 november | Willliam Lawies Jackson | ||
| 1892 | 18 august | John Morley (II) | Robert Crewe-Milnes, Baron Houghton | |
| 1895 | 8 july | Gerald Willian Balfour | George Henry Cadogan, Earl Cadogan | |
| 1900 | 7 november | George Wyndham | ||
| 1902 | 16 august | William Humble Ward, Earl of Dudley | ||
| 1905 | 12 march | Walter Hume Long | ||
| 1905 | 14 december | James Bryce | John Campbell Gordon, Earl of Aberdeen (II) | |
| 1907 | 23 january | Augustine Birrell | ||
| 1915 | 19 february | Ivor Churchill Guest, Viscount Wimborne (I) | ||
| 1916 | 11 may | John Denton Pinkstone French, Viscount French (I) | ||
| 1916 | 31 july | Henry Edward Duke | ||
| 1916 | 11 august | Ivor Churchill Guest, Viscount Wimborne (II) | ||
| 1918 | 2 may | Edward Shortt | John Denton Pinkstone French, Viscount French (II) | |
| 1919 | 10 january | James Ian Mcpherson | ||
| 1920 | 2 april | Sir James Hamar Greenwood | ||
| 1921 | 2 may | Edmund Bernard Howard, Viscount Fitzalan of Derwent | ||
| 1922 | 14 janaury | Michael Collins | ||
| 1922 | 25 august | William Thomas Cosgrave |