| 105451 | September 15 | Birth | 1890 – Agatha Christie, English author and playwright (d. 1976) |
| 105452 | September 15 | Birth | 1890 – Frank Martin, Swiss-Dutch pianist and composer (d. 1974) |
| 105453 | September 15 | Birth | 1892 – Silpa Bhirasri, Italian sculptor and educator (d. 1962) |
| 105454 | September 15 | Birth | 1894 – Chic Harley, American football player (d. 1974) |
| 105455 | September 15 | Birth | 1894 – Oskar Klein, Swedish physicist and academic (d. 1977) |
| 105456 | September 15 | Birth | 1894 – Jean Renoir, French actor, director, producer, and screenwriter (d. 1979) |
| 105457 | September 15 | Birth | 1895 – Magda Lupescu, Romanian wife of Carol II of Romania (d. 1977) |
| 105458 | September 15 | Birth | 1897 – Merle Curti, American historian and author (d. 1997) |
| 105459 | September 15 | Birth | 1898 – J. Slauerhoff, Dutch poet and author (d. 1936) |
| 105460 | September 15 | Birth | 1901 – Donald Bailey, English engineer, designed Bailey bridge (d. 1985) |
| 105461 | September 15 | Birth | 1903 – Roy Acuff, American singer-songwriter and fiddler (d. 1992) |
| 105462 | September 15 | Birth | 1904 – Umberto II of Italy (d. 1983) |
| 105463 | September 15 | Birth | 1904 – Sheilah Graham Westbrook, English-American actress, journalist, and author (d. 1988) |
| 105464 | September 15 | Birth | 1906 – Jacques Becker, French actor, director, and screenwriter (d. 1960) |
| 105465 | September 15 | Birth | 1906 – Walter E. Rollins, American songwriter (d. 1973) |
| 105466 | September 15 | Birth | 1907 – Gunnar Ekelöf, Swedish poet and author (d. 1968) |
| 105467 | September 15 | Birth | 1907 – Fay Wray, Canadian-American actress (d. 2004) |
| 105468 | September 15 | Birth | 1908 – Kid Sheik, American trumpet player (Preservation Hall Jazz Band) (d. 1996) |
| 105469 | September 15 | Birth | 1908 – Penny Singleton, American actress and singer (d. 2003) |
| 105470 | September 15 | Birth | 1909 – C. N. Annadurai, Indian educator and politician, 7th Chief Minister of Tamil Nadu (d. 1969) |
| 105471 | September 15 | Birth | 1909 – Phil Arnold, American actor (d. 1968) |
| 105472 | September 15 | Birth | 1910 – Betty Neels, English nurse and author (d. 2001) |
| 105473 | September 15 | Birth | 1911 – Karsten Solheim, Norwegian-American businessman, founded PING (d. 2000) |
| 105474 | September 15 | Birth | 1911 – Luther Terry, American physician and academic, 9th Surgeon General of the United States (d. 1985) |
| 105475 | September 15 | Birth | 1913 – Henry Brant, Canadian-American composer and conductor (d. 2008) |
| 105476 | September 15 | Birth | 1913 – Bruno Hoffmann, German glass harp player (d. 1991) |
| 105477 | September 15 | Birth | 1913 – John N. Mitchell, American lieutenant, lawyer, and politician, 67th United States Attorney General (d. 1988) |
| 105478 | September 15 | Birth | 1913 – Johannes Steinhoff, German general and pilot (d. 1994) |
| 105479 | September 15 | Birth | 1914 – Creighton Abrams, American general (d. 1974) |
| 105480 | September 15 | Birth | 1914 – Adolfo Bioy Casares, Argentinian journalist and author (d. 1999) |