| 94891 | August 21 | Birth | 1897 – Keith Arbuthnott, 15th Viscount of Arbuthnott, Scottish soldier and peer (d. 1966) |
| 94892 | August 21 | Birth | 1902 – Angel Karaliychev, Bulgarian author (d. 1972) |
| 94893 | August 21 | Birth | 1903 – Kostas Giannidis, Greek pianist, composer, and conductor (d. 1984) |
| 94894 | August 21 | Birth | 1904 – Count Basie, American pianist, composer, and bandleader (Count Basie Orchestra) (d. 1984) |
| 94895 | August 21 | Birth | 1905 – Bipin Gupta, Indian actor and producer (d. 1981) |
| 94896 | August 21 | Birth | 1906 – Friz Freleng, American animator, director, and producer (d. 1995) |
| 94897 | August 21 | Birth | 1907 – P. Jeevanandham, Indian lawyer and politician (d. 1963) |
| 94898 | August 21 | Birth | 1908 – M. M. Kaye, Indian-English author and illustrator (d. 2004) |
| 94899 | August 21 | Birth | 1909 – Nikolay Bogolyubov, Russian mathematician and physicist (d. 1992) |
| 94900 | August 21 | Birth | 1912 – Toe Blake, Canadian ice hockey player and coach (d. 1995) |
| 94901 | August 21 | Birth | 1914 – Doug Wright, English cricketer and coach (d. 1998) |
| 94902 | August 21 | Birth | 1915 – Raquel Rastenni, Danish singer (d. 1998) |
| 94903 | August 21 | Birth | 1916 – Bill Lee, American actor and singer (d. 1980) |
| 94904 | August 21 | Birth | 1916 – Consuelo Velázquez, Mexican pianist and songwriter (d. 2005) |
| 94905 | August 21 | Birth | 1917 – Leonid Hurwicz, Russian economist and mathematician (d.2008) |
| 94906 | August 21 | Birth | 1918 – Billy Reay, Canadian-American ice hockey player and coach (d. 2004) |
| 94907 | August 21 | Birth | 1920 – Christopher Robin Milne, English soldier and bookseller (d. 1996) |
| 94908 | August 21 | Birth | 1921 – Reuven Feuerstein, Romanian-Israeli psychologist and academic (d. 2014) |
| 94909 | August 21 | Birth | 1921 – Jaymala Shiledar, Indian actor and singer (d. 2013) |
| 94910 | August 21 | Birth | 1922 – Albert Irvin, English soldier and painter (d. 2015) |
| 94911 | August 21 | Birth | 1923 – Keith Allen, Canadian-American ice hockey player, coach, and manager (d. 2014) |
| 94912 | August 21 | Birth | 1923 – Mario Laserna Pinzón, French-Colombian educator and politician (d. 2013) |
| 94913 | August 21 | Birth | 1924 – Jack Buck, American sportscaster (d. 2002) |
| 94914 | August 21 | Birth | 1924 – Chris Schenkel, American sportscaster (d. 2005) |
| 94915 | August 21 | Birth | 1924 – Jack Weston, American actor (d. 1996) |
| 94916 | August 21 | Birth | 1925 – Toma Caragiu, Romanian actor (d. 1977) |
| 94917 | August 21 | Birth | 1925 – Judy Grable, American wrestler (d. 2008) |
| 94918 | August 21 | Birth | 1926 – Can Yücel, Turkish poet and translator (d. 1999) |
| 94919 | August 21 | Birth | 1927 – Thomas S. Monson, American religious leader, 16th President of The Church of Jesus Christ of Latter-day Saints |
| 94920 | August 21 | Birth | 1928 – Addison Farmer, American bassist (d. 1963) |