| 145741 | December 27 | Birth | 1822 – Louis Pasteur, French chemist and microbiologist (d. 1895) |
| 145742 | December 27 | Birth | 1823 – Mackenzie Bowell, English-Canadian journalist and politician, 5th Prime Minister of Canada (d. 1917) |
| 145743 | December 27 | Birth | 1832 – Pavel Tretyakov, Russian businessman and philanthropist, founded the Tretyakov Gallery (d. 1897) |
| 145744 | December 27 | Birth | 1858 – Juan Luis Sanfuentes, Chilean lawyer and politician, 17th President of Chile (d. 1930) |
| 145745 | December 27 | Birth | 1863 – Louis Lincoln Emmerson, American politician, 27th Governor of Illinois (d. 1941) |
| 145746 | December 27 | Birth | 1864 – Hermann-Paul, French painter and illustrator (d. 1940) |
| 145747 | December 27 | Birth | 1879 – Sydney Greenstreet, English-American actor and singer (d. 1954) |
| 145748 | December 27 | Birth | 1883 – Cyrus S. Eaton, Canadian-American businessman and philanthropist (d. 1979) |
| 145749 | December 27 | Birth | 1888 – Thea von Harbou, German actress, director, and screenwriter (d. 1954) |
| 145750 | December 27 | Birth | 1892 – Alfred Edwin McKay, Canadian captain and pilot (d. 1917) |
| 145751 | December 27 | Birth | 1896 – Louis Bromfield, American author and theorist (d. 1956) |
| 145752 | December 27 | Birth | 1896 – Maurice De Waele, Belgian cyclist (d. 1952) |
| 145753 | December 27 | Birth | 1896 – Carl Zuckmayer, German author and playwright (d. 1977) |
| 145754 | December 27 | Birth | 1899 – U Vimala, a renowned Burmese bhikkhu and vipassanā meditation master of Theravada Buddhism (d. 1962) |
| 145755 | December 27 | Birth | 1900 – Hans Stuck, German race car driver (d. 1978) |
| 145756 | December 27 | Birth | 1901 – Marlene Dietrich, German-American actress and singer (d. 1992) |
| 145757 | December 27 | Birth | 1901 – Irene Handl, English actress (d. 1987) |
| 145758 | December 27 | Birth | 1904 – René Bonnet, French race car driver and engineer (d. 1983) |
| 145759 | December 27 | Birth | 1906 – Oscar Levant, American pianist, composer, and actor (d. 1972) |
| 145760 | December 27 | Birth | 1907 – Asaf Halet Çelebi, Turkish poet (d. 1958) |
| 145761 | December 27 | Birth | 1907 – Sebastian Haffner, German journalist and author (d. 1999) |
| 145762 | December 27 | Birth | 1907 – Mary Howard, English author (d. 1991) |
| 145763 | December 27 | Birth | 1907 – Conrad L. Raiford, American baseball player and activist (d. 2002) |
| 145764 | December 27 | Birth | 1907 – Willem van Otterloo, Dutch conductor and composer (d. 1978) |
| 145765 | December 27 | Birth | 1909 – James Riddell, English skier and author (d. 2000) |
| 145766 | December 27 | Birth | 1910 – Charles Olson, American poet and educator (d. 1970) |
| 145767 | December 27 | Birth | 1911 – Anna Russell, English-Canadian singer and actress (d. 2006) |
| 145768 | December 27 | Birth | 1914 – Jack Latham, American journalist and actor (d. 1987) |
| 145769 | December 27 | Birth | 1915 – Mary Kornman, American actress and singer (d. 1973) |
| 145770 | December 27 | Birth | 1915 – William Masters, American gynecologist, author, and academic (d. 2001) |