| 81661 | July 18 | Death | 1954 – Machine Gun Kelly, American gangster (b. 1900) |
| 81662 | July 18 | Death | 1966 – Bobby Fuller, American singer-songwriter and guitarist (The Bobby Fuller Four) (b. 1942) |
| 81663 | July 18 | Death | 1968 – Corneille Heymans, Belgian physiologist and academic, Nobel Prize laureate (b. 1892) |
| 81664 | July 18 | Death | 1969 – Mary Jo Kopechne, American educator and secretary (b. 1940) |
| 81665 | July 18 | Death | 1973 – Jack Hawkins, English actor and producer (b. 1910) |
| 81666 | July 18 | Death | 1975 – Vaughn Bodē, American illustrator (b. 1941) |
| 81667 | July 18 | Death | 1982 – Lionel Daunais, Canadian singer-songwriter (b. 1902) |
| 81668 | July 18 | Death | 1982 – Roman Jakobson, Russian–American linguist and theorist (b. 1896) |
| 81669 | July 18 | Death | 1984 – Lally Bowers English actress and singer (b. 1914) |
| 81670 | July 18 | Death | 1984 – Grigori Kromanov, Estonian director and screenwriter (b. 1926) |
| 81671 | July 18 | Death | 1985 – Shahnawaz Bhutto, Pakistani son of Zulfiqar Ali Bhutto (b. 1958) |
| 81672 | July 18 | Death | 1985 – Louisa Ghijs, Belgian-German actress (b. 1902) |
| 81673 | July 18 | Death | 1988 – Nico, German singer-songwriter, keyboard player, and actress (b. 1938) |
| 81674 | July 18 | Death | 1988 – Joly Braga Santos, Portuguese composer and conductor (b. 1924) |
| 81675 | July 18 | Death | 1989 – Donnie Moore, American baseball player (b. 1954) |
| 81676 | July 18 | Death | 1989 – Marika Nezer, Turkish-Greek actress (b. 1906) |
| 81677 | July 18 | Death | 1989 – Rebecca Schaeffer, American actress (b. 1967) |
| 81678 | July 18 | Death | 1990 – Karl Menninger, American psychiatrist and author (b. 1896) |
| 81679 | July 18 | Death | 1990 – Yun Posun, South Korean politician, 2nd President of South Korea (b. 1897) |
| 81680 | July 18 | Death | 1990 – Johnny Wayne, Canadian actor and screenwriter (b. 1918) |
| 81681 | July 18 | Death | 1995 – Srinagarindra, Thai wife of Mahidol Adulyadej (b. 1900) |
| 81682 | July 18 | Death | 1995 – Fabio Casartelli, Italian cyclist (b. 1970) |
| 81683 | July 18 | Death | 1997 – Eugene Merle Shoemaker, American geologist and astronomer (b. 1928) |
| 81684 | July 18 | Death | 1999 – Meir Ariel, Israeli singer-songwriter (b. 1942) |
| 81685 | July 18 | Death | 2001 – Mimi Fariña, American singer-songwriter and guitarist (b. 1945) |
| 81686 | July 18 | Death | 2001 – James Hatfield, American author (b. 1958) |
| 81687 | July 18 | Death | 2002 – Metin Toker, Turkish journalist and author (b. 1924) |
| 81688 | July 18 | Death | 2004 – André Castelot, Belgian-French historian and author (b. 1911) |
| 81689 | July 18 | Death | 2004 – Paul Foot, Israeli-English journalist and author (b. 1937) |
| 81690 | July 18 | Death | 2004 – Émile Peynaud, French wine maker (b. 1912) |