| 93631 | August 18 | Birth | 1908 – Bill Merritt, New Zealand cricketer and sportscaster (d. 1977) |
| 93632 | August 18 | Birth | 1909 – Gérard Filion, Canadian businessman and journalist (d. 2005) |
| 93633 | August 18 | Birth | 1910 – Herman Berlinski, Polish-American pianist, composer, and conductor (d. 2001) |
| 93634 | August 18 | Birth | 1910 – Robert Winters, Canadian colonel, engineer, and politician, 26th Canadian Minister of Public Works (d. 1969) |
| 93635 | August 18 | Birth | 1911 – Amelia Boynton Robinson, American activist (d. 2015) |
| 93636 | August 18 | Birth | 1911 – Klara Dan von Neumann, Hungarian computer scientist and programmer (d. 1963) |
| 93637 | August 18 | Birth | 1912 – Otto Ernst Remer, German general (d. 1997) |
| 93638 | August 18 | Birth | 1913 – Romain Maes, Belgian cyclist (d. 1983) |
| 93639 | August 18 | Birth | 1915 – Max Lanier, American baseball player and manager (d. 2007) |
| 93640 | August 18 | Birth | 1916 – Neagu Djuvara, Romanian historian, journalist, and diplomat |
| 93641 | August 18 | Birth | 1916 – Don Keefer, American actor (d. 2014) |
| 93642 | August 18 | Birth | 1916 – Moura Lympany, English pianist (d. 2005) |
| 93643 | August 18 | Birth | 1917 – Caspar Weinberger, American captain, lawyer, and politician, 15th United States Secretary of Defense (d. 2006) |
| 93644 | August 18 | Birth | 1918 – Cisco Houston, American singer-songwriter and guitarist (Almanac Singers) (d. 1961) |
| 93645 | August 18 | Birth | 1919 – Wally Hickel, American businessman and politician, 2nd Governor of Alaska (d. 2010) |
| 93646 | August 18 | Birth | 1920 – Godfrey Evans, English cricketer (d. 1999) |
| 93647 | August 18 | Birth | 1920 – Bob Kennedy, American baseball player and manager (d. 2005) |
| 93648 | August 18 | Birth | 1920 – Shelley Winters, American actress and singer (d. 2006) |
| 93649 | August 18 | Birth | 1921 – Lydia Litvyak, Russian lieutenant and pilot (d. 1943) |
| 93650 | August 18 | Birth | 1921 – Zdzisław Żygulski, Polish historian and academic (d. 2015) |
| 93651 | August 18 | Birth | 1922 – Alain Robbe-Grillet, French director, screenwriter, and novelist (d. 2008) |
| 93652 | August 18 | Birth | 1923 – Jenni Irani, Indian-Pakistani cricketer (d. 1982) |
| 93653 | August 18 | Birth | 1923 – Sadashiv Shinde, Indian cricketer (d. 1955) |
| 93654 | August 18 | Birth | 1924 – Armin, Prince of Lippe (d. 2015) |
| 93655 | August 18 | Birth | 1925 – Brian Aldiss, English author and critic |
| 93656 | August 18 | Birth | 1925 – Pierre Grondin, Canadian surgeon and academic (d. 2006) |
| 93657 | August 18 | Birth | 1925 – Anis Mansour, Egyptian journalist and author (d. 2011) |
| 93658 | August 18 | Birth | 1926 – John P. Finnegan, American actor (d. 2012) |
| 93659 | August 18 | Birth | 1927 – Rosalynn Carter, American wife of Jimmy Carter, 41st First Lady of the United States |
| 93660 | August 18 | Birth | 1928 – Marge Schott, American businesswoman (d. 2004) |