| 138241 | December 7 | Birth | 1879 – Rudolf Friml, Czech-American pianist, composer, and academic (d. 1972) |
| 138242 | December 7 | Birth | 1884 – John Carpenter, American sprinter (d. 1933) |
| 138243 | December 7 | Birth | 1885 – Mason Phelps, American golfer (d. 1945) |
| 138244 | December 7 | Birth | 1885 – Peter Sturholdt, American boxer and painter (d. 1919) |
| 138245 | December 7 | Birth | 1886 – Ronald Fellowes, 2nd Baron Ailwyn, English peer (d. 1936) |
| 138246 | December 7 | Birth | 1887 – Ernst Toch, Austrian-American composer and songwriter (d. 1964) |
| 138247 | December 7 | Birth | 1888 – Joyce Cary, Irish author and painter (d. 1957) |
| 138248 | December 7 | Birth | 1888 – Hamilton Fish III, American captain and politician (d. 1991) |
| 138249 | December 7 | Birth | 1892 – Stuart Davis, American painter (d. 1964) |
| 138250 | December 7 | Birth | 1893 – Fay Bainter, American actress and singer (d. 1968) |
| 138251 | December 7 | Birth | 1894 – Freddie Adkins, English author and illustrator (d. 1986) |
| 138252 | December 7 | Birth | 1902 – Hilda Taba, Estonian architect, author, and educator (d. 1967) |
| 138253 | December 7 | Birth | 1903 – Danilo Blanuša, Croatian mathematician, physicist, and academic (d. 1987) |
| 138254 | December 7 | Birth | 1904 – Clarence Nash, American voice actor and singer (d. 1985) |
| 138255 | December 7 | Birth | 1904 – Konstantin Sokolsky, Russian-Latvian singer (d. 1991) |
| 138256 | December 7 | Birth | 1905 – Gerard Kuiper, Dutch-American astronomer and academic (d. 1973) |
| 138257 | December 7 | Birth | 1907 – Fred Rose, Polish-Canadian politician and spy (d. 1983) |
| 138258 | December 7 | Birth | 1909 – Nikola Vaptsarov, Bulgarian poet and author (d. 1942) |
| 138259 | December 7 | Birth | 1910 – Duncan McNaughton, Canadian high jumper and geologist (d. 1998) |
| 138260 | December 7 | Birth | 1910 – Louis Prima, American singer-songwriter, trumpet player, and actor (d. 1978) |
| 138261 | December 7 | Birth | 1910 – Edmundo Ros, Trinidadian-English singer-songwriter and bandleader (d. 2011) |
| 138262 | December 7 | Birth | 1912 – Daniel Jones, Welsh captain and composer (d. 1993) |
| 138263 | December 7 | Birth | 1913 – Kersti Merilaas, Estonian author and poet (d. 1986) |
| 138264 | December 7 | Birth | 1915 – Leigh Brackett, American author and screenwriter (d. 1978) |
| 138265 | December 7 | Birth | 1915 – Eli Wallach, American actor (d. 2014) |
| 138266 | December 7 | Birth | 1916 – Jean Carignan, Canadian fiddler and composer (d. 1988) |
| 138267 | December 7 | Birth | 1919 – Lis Løwert, Danish actress (d. 2009) |
| 138268 | December 7 | Birth | 1920 – Tatamkulu Afrika, South African poet and author (d. 2002) |
| 138269 | December 7 | Birth | 1920 – Fiorenzo Magni, Italian cyclist (d. 2012) |
| 138270 | December 7 | Birth | 1920 – Walter Nowotny, Austrian-German soldier and pilot (d. 1944) |