| 83491 | July 23 | Death | 1692 – Gilles Ménage, French lawyer, philologist, and scholar (b. 1613) |
| 83492 | July 23 | Death | 1727 – Simon Harcourt, 1st Viscount Harcourt, English politician, Lord Chancellor of Great Britain (b. 1661) |
| 83493 | July 23 | Death | 1757 – Domenico Scarlatti, Italian harpsichord player and composer (b. 1685) |
| 83494 | July 23 | Death | 1764 – Gilbert Tennent, Irish-American minister (b. 1703) |
| 83495 | July 23 | Death | 1773 – George Edwards, English biologist and ornithologist (b. 1693) |
| 83496 | July 23 | Death | 1781 – John Joachim Zubly, Swiss-American pastor and politician (b. 1724) |
| 83497 | July 23 | Death | 1793 – Roger Sherman, American lawyer and politician (b. 1721) |
| 83498 | July 23 | Death | 1833 – Anselmo de la Cruz, Chilean politician, Chilean Minister of Finance (b. 1777) |
| 83499 | July 23 | Death | 1853 – Andries Pretorius, South African general (b. 1798) |
| 83500 | July 23 | Death | 1875 – Isaac Singer, American businessman, founded the Singer Corporation (b. 1811) |
| 83501 | July 23 | Death | 1878 – Carl von Rokitansky, Bohemian physician, pathologist, and politician (b. 1804) |
| 83502 | July 23 | Death | 1885 – Ulysses S. Grant, American general and politician, 18th President of the United States (b. 1822) |
| 83503 | July 23 | Death | 1916 – William Ramsay, Scottish-English chemist and academic, Nobel Prize laureate (b. 1852) |
| 83504 | July 23 | Death | 1919 – Spyridon Lambros, Greek historian and politician, 100th Prime Minister of Greece (b. 1851) |
| 83505 | July 23 | Death | 1920 – Conrad Kohrs, German-American rancher and politician (b. 1835) |
| 83506 | July 23 | Death | 1924 – Frank Frost Abbott, American author and scholar (b. 1850) |
| 83507 | July 23 | Death | 1926 – Viktor Vasnetsov, Russian painter (b. 1848) |
| 83508 | July 23 | Death | 1930 – Glenn Curtiss, American pilot and engineer (b. 1878) |
| 83509 | July 23 | Death | 1932 – Tenby Davies, Welsh runner (b. 1884) |
| 83510 | July 23 | Death | 1941 – George Lyman Kittredge, American scholar and educator (b. 1860) |
| 83511 | July 23 | Death | 1941 – José Quiñones Gonzales, Peruvian soldier and pilot (b. 1914) |
| 83512 | July 23 | Death | 1942 – Adam Czerniaków, Polish engineer and politician (b. 1880) |
| 83513 | July 23 | Death | 1942 – Andy Ducat, English cricketer and footballer (b. 1886) |
| 83514 | July 23 | Death | 1948 – D. W. Griffith, American actor, director, producer, and screenwriter (b. 1875) |
| 83515 | July 23 | Death | 1950 – Shigenori Tōgō, Japanese politician and diplomat, Japanese Minister of Foreign Affairs (b. 1882) |
| 83516 | July 23 | Death | 1951 – Robert J. Flaherty, American director and producer (b. 1884) |
| 83517 | July 23 | Death | 1951 – Philippe Pétain, French general and politician, 119th Prime Minister of France (b. 1856) |
| 83518 | July 23 | Death | 1954 – Herman Groman, American runner (b. 1882) |
| 83519 | July 23 | Death | 1955 – Cordell Hull, American captain, lawyer, and politician, 47th United States Secretary of State, Nobel Prize laureate (b. 1871) |
| 83520 | July 23 | Death | 1957 – Bob Shiring, American football player and coach (b. 1870) |