| 47011 | April 23 | Death | 725 – Wihtred of Kent (b. 670) |
| 47012 | April 23 | Death | 871 – Æthelred of Wessex (b. 837) |
| 47013 | April 23 | Death | 997 – Adalbert of Prague, Czech bishop, missionary, and saint (b. 956) |
| 47014 | April 23 | Death | 1014 – Brian Boru, Irish king (b. 941) |
| 47015 | April 23 | Death | 1016 – Æthelred the Unready, English son of Edgar the Peaceful (b. 968) |
| 47016 | April 23 | Death | 1124 – Alexander I of Scotland (b. 1078) |
| 47017 | April 23 | Death | 1151 – Adeliza of Louvain (b. 1103) |
| 47018 | April 23 | Death | 1217 – Inge II of Norway (b. 1185) |
| 47019 | April 23 | Death | 1307 – Joan of Acre (b. 1272) |
| 47020 | April 23 | Death | 1400 – Aubrey de Vere, 10th Earl of Oxford, English politician and noblemen (b. c. 1338) |
| 47021 | April 23 | Death | 1407 – Olivier de Clisson, French soldier (b. 1326) |
| 47022 | April 23 | Death | 1605 – Boris Godunov, Russian ruler (b. 1551) |
| 47023 | April 23 | Death | 1616 – Garcilaso de la Vega, Peruvian historian and author (b. 1539) |
| 47024 | April 23 | Death | 1616 – William Shakespeare, English actor, playwright, and poet (b. 1564) |
| 47025 | April 23 | Death | 1625 – Maurice, Prince of Orange (b. 1567) |
| 47026 | April 23 | Death | 1695 – Henry Vaughan, Welsh poet and author (b. 1621) |
| 47027 | April 23 | Death | 1702 – Margaret Fell, English religious leader, founded the Religious Society of Friends (b. 1614) |
| 47028 | April 23 | Death | 1781 – James Abercrombie, Scottish general and politician (b. 1706) |
| 47029 | April 23 | Death | 1784 – Solomon I of Imereti (b. 1735) |
| 47030 | April 23 | Death | 1792 – Karl Friedrich Bahrdt, German theologian and author (b. 1741) |
| 47031 | April 23 | Death | 1794 – Guillaume-Chrétien de Lamoignon de Malesherbes, French lawyer and politician (b. 1721) |
| 47032 | April 23 | Death | 1827 – Georgios Karaiskakis, Greek general (b. 1780) |
| 47033 | April 23 | Death | 1839 – Jacques Félix Emmanuel Hamelin, French admiral and explorer (b. 1768) |
| 47034 | April 23 | Death | 1850 – William Wordsworth, English poet and author (b. 1770) |
| 47035 | April 23 | Death | 1889 – Jules Amédée Barbey d'Aurevilly, French author and critic (b. 1808) |
| 47036 | April 23 | Death | 1895 – Carl Ludwig, German physician and physiologist (b. 1815) |
| 47037 | April 23 | Death | 1905 – Gédéon Ouimet, Canadian politician, 2nd Premier of Quebec (b. 1823) |
| 47038 | April 23 | Death | 1907 – Alferd Packer, American prospector (b. 1842) |
| 47039 | April 23 | Death | 1915 – Rupert Brooke, English soldier and poet (b. 1887) |
| 47040 | April 23 | Death | 1936 – Teresa de la Parra, French-Venezuelan author (b. 1889) |