| 109531 | September 24 | Birth | 1992 – Jack Sock, American tennis player |
| 109532 | September 24 | Birth | 1997 – Malaya Watson, American singer |
| 109533 | September 24 | Birth | 2001 – Clare Foley, American actress |
| 109534 | September 24 | Death | 366 – Pope Liberius |
| 109535 | September 24 | Death | 768 – Pepin the Short, Frankish king (b. 714) |
| 109536 | September 24 | Death | 1054 – Hermann of Reichenau, German composer, mathematician, and astronomer (b. 1013) |
| 109537 | September 24 | Death | 1120 – Welf II, Duke of Bavaria (b. 1072) |
| 109538 | September 24 | Death | 1143 – Agnes of Germany (b. 1072) |
| 109539 | September 24 | Death | 1143 – Pope Innocent II |
| 109540 | September 24 | Death | 1180 – Manuel I Komnenos, Byzantine emperor (b. 1118) |
| 109541 | September 24 | Death | 1218 – Robert of Knaresborough (b. 1160) |
| 109542 | September 24 | Death | 1228 – Stefan the First-Crowned, Serbian king (b. 1165) |
| 109543 | September 24 | Death | 1275 – Humphrey de Bohun, 2nd Earl of Hereford, English politician, Lord High Constable of England (b. 1208) |
| 109544 | September 24 | Death | 1435 – Isabeau of Bavaria (b. 1370) |
| 109545 | September 24 | Death | 1494 – Poliziano, Italian poet and scholar (b. 1454) |
| 109546 | September 24 | Death | 1541 – Paracelsus, German-Swiss physician, botanist, and chemist (b. 1493) |
| 109547 | September 24 | Death | 1545 – Albert of Mainz, German cardinal (b. 1490) |
| 109548 | September 24 | Death | 1562 – Henry Grey, 4th Earl of Kent, English politician (b. 1495) |
| 109549 | September 24 | Death | 1605 – Manuel Mendes, Portuguese composer and educator (b. 1547) |
| 109550 | September 24 | Death | 1621 – Jan Karol Chodkiewicz, Polish commander (b. 1560) |
| 109551 | September 24 | Death | 1646 – Duarte Lobo, Portuguese composer and educator (b. 1565) |
| 109552 | September 24 | Death | 1707 – Vincenzo da Filicaja, Italian poet and author (b. 1642) |
| 109553 | September 24 | Death | 1732 – Emperor Reigen of Japan (b. 1654) |
| 109554 | September 24 | Death | 1742 – Johann Matthias Hase, German mathematician, astronomer, and cartographer (b. 1684) |
| 109555 | September 24 | Death | 1802 – Alexander Radishchev, Russian author and critic (b. 1749) |
| 109556 | September 24 | Death | 1834 – Pedro I of Brazil (b. 1798) |
| 109557 | September 24 | Death | 1848 – Branwell Brontë, English painter and poet (b. 1817) |
| 109558 | September 24 | Death | 1863 – William Debenham, English businessman, founded Debenhams (b. 1794) |
| 109559 | September 24 | Death | 1889 – Charles Leroux, American balloonist and skydiver (b. 1856) |
| 109560 | September 24 | Death | 1892 – Patrick Gilmore, Irish-American soldier and composer (b. 1829) |