| 84871 | July 27 | Birth | 1812 – Thomas Lanier Clingman, American general and politician (d. 1897) |
| 84872 | July 27 | Birth | 1818 – Agostino Roscelli, Italian priest and saint (d. 1902) |
| 84873 | July 27 | Birth | 1824 – Alexandre Dumas, fils, French author and playwright (d. 1895) |
| 84874 | July 27 | Birth | 1833 – Thomas George Bonney, English geologist, mountaineer, and academic (d. 1923) |
| 84875 | July 27 | Birth | 1835 – Giosuè Carducci, Italian poet and educator, Nobel Prize laureate (d. 1907) |
| 84876 | July 27 | Birth | 1848 – Loránd Eötvös, Hungarian physicist and politician, Minister of Education of Hungary (d. 1919) |
| 84877 | July 27 | Birth | 1853 – Vladimir Korolenko, Ukrainian journalist, author, and activist (d. 1921) |
| 84878 | July 27 | Birth | 1854 – Takahashi Korekiyo, Japanese accountant and politician, 20th Prime Minister of Japan (d. 1936) |
| 84879 | July 27 | Birth | 1857 – José Celso Barbosa, Puerto Rican physician, sociologist, and politician (d. 1921) |
| 84880 | July 27 | Birth | 1858 – George Lyon, Canadian golfer and cricketer (d. 1938) |
| 84881 | July 27 | Birth | 1866 – António José de Almeida, Portuguese physician and politician, 6th President of Portugal (d. 1929) |
| 84882 | July 27 | Birth | 1867 – Enrique Granados, Spanish pianist and composer (d. 1916) |
| 84883 | July 27 | Birth | 1870 – Hilaire Belloc, French-English historian, author, and politician (d. 1953) |
| 84884 | July 27 | Birth | 1877 – Ernő Dohnányi, Hungarian pianist, composer, and conductor (d. 1960) |
| 84885 | July 27 | Birth | 1881 – Hans Fischer, German chemist and academic, Nobel Prize laureate (d. 1945) |
| 84886 | July 27 | Birth | 1882 – Geoffrey de Havilland, English pilot and engineer, founded the de Havilland Aircraft Company (d. 1965) |
| 84887 | July 27 | Birth | 1886 – Ernst May, German architect and urban planner (d. 1970) |
| 84888 | July 27 | Birth | 1889 – Vera Karalli, Russian ballerina, choreographer, and actress (d. 1972) |
| 84889 | July 27 | Birth | 1890 – Armas Taipale, Finnish discus thrower and shot putter (d. 1976) |
| 84890 | July 27 | Birth | 1891 – Jacob van der Hoeden, Dutch-Israeli veterinarian and academic (d. 1968) |
| 84891 | July 27 | Birth | 1894 – Mientje Kling, Dutch actress (d. 1966) |
| 84892 | July 27 | Birth | 1896 – Robert George, Scottish-English air marshal and politician, 24th Governor of South Australia (d. 1967) |
| 84893 | July 27 | Birth | 1896 – Henri Longchambon, French lawyer and politician (d. 1969) |
| 84894 | July 27 | Birth | 1903 – Nikolay Cherkasov, Russian actor (d. 1966) |
| 84895 | July 27 | Birth | 1903 – Michail Stasinopoulos, Greek jurist and politician, President of Greece (d. 2002) |
| 84896 | July 27 | Birth | 1903 – Mārtiņš Zīverts, Latvian playwright (d. 1990) |
| 84897 | July 27 | Birth | 1905 – Leo Durocher, American baseball player and manager (d. 1991) |
| 84898 | July 27 | Birth | 1906 – Jerzy Giedroyc, Polish author and activist (d. 2000) |
| 84899 | July 27 | Birth | 1906 – Herbert Jasper, Canadian psychologist and neurologist (d. 1999) |
| 84900 | July 27 | Birth | 1908 – Joseph Mitchell, American journalist and author (d. 1996) |