| 50851 | May.03 | Birth | 1446 – Margaret of York (d. 1503) |
| 50852 | May.03 | Birth | 1469 – Niccolò Machiavelli, Italian historian and philosopher (d. 1527) |
| 50853 | May.03 | Birth | 1632 – Catherine of St. Augustine, French-Canadian nurse and saint, founded the Hôtel-Dieu de Québec (d. 1668) |
| 50854 | May.03 | Birth | 1662 – Matthäus Daniel Pöppelmann, German architect, designed the Pillnitz Castle (d. 1736) |
| 50855 | May.03 | Birth | 1695 – Henri Pitot, French physicist and engineer, invented the Pitot tube (d. 1771) |
| 50856 | May.03 | Birth | 1729 – Florian Leopold Gassmann, Czech composer (d. 1774) |
| 50857 | May.03 | Birth | 1761 – August von Kotzebue, German playwright and author (d. 1819) |
| 50858 | May.03 | Birth | 1764 – Princess Élisabeth of France (d. 1794) |
| 50859 | May.03 | Birth | 1768 – Charles Tennant, Scottish chemist and businessman (d. 1838) |
| 50860 | May.03 | Birth | 1814 – Adams George Archibald, Canadian lawyer and politician, 4th Lieutenant Governor of Nova Scotia (d. 1892) |
| 50861 | May.03 | Birth | 1826 – Charles XV of Sweden (d. 1872) |
| 50862 | May.03 | Birth | 1844 – Richard D'Oyly Carte, English talent agent and composer (d. 1901) |
| 50863 | May.03 | Birth | 1849 – Jacob Riis, Danish-American journalist and photographer (d. 1914) |
| 50864 | May.03 | Birth | 1849 – Bernhard von Bülow, German soldier and politician, Chancellor of Germany (d. 1929) |
| 50865 | May.03 | Birth | 1857 – George Gore, American baseball player and manager (d. 1933) |
| 50866 | May.03 | Birth | 1859 – Andy Adams, American author (d. 1935) |
| 50867 | May.03 | Birth | 1860 – Vito Volterra, Italian mathematician and physicist (d. 1940) |
| 50868 | May.03 | Birth | 1867 – J. T. Hearne, English cricketer (d. 1944) |
| 50869 | May.03 | Birth | 1870 – Princess Helena Victoria of Schleswig-Holstein (d. 1948) |
| 50870 | May.03 | Birth | 1871 – Emmett Dalton, American criminal (d. 1937) |
| 50871 | May.03 | Birth | 1873 – Pavlo Skoropadskyi, German-Ukrainian general and politician, Hetman of Ukraine (d. 1945) |
| 50872 | May.03 | Birth | 1874 – François Coty, French businessman and publisher, founded Coty, Inc. (d. 1934) |
| 50873 | May.03 | Birth | 1874 – Vagn Walfrid Ekman, Swedish oceanographer and academic (d. 1954) |
| 50874 | May.03 | Birth | 1877 – Karl Abraham, German psychoanalyst and author (d. 1925) |
| 50875 | May.03 | Birth | 1879 – Fergus McMaster, Australian businessman and soldier, co-founded Qantas (d. 1950) |
| 50876 | May.03 | Birth | 1886 – Marcel Dupré, French organist and composer (d. 1971) |
| 50877 | May.03 | Birth | 1887 – Marika Kotopouli, Greek actress (d. 1954) |
| 50878 | May.03 | Birth | 1889 – Beulah Bondi, American actress (d. 1981) |
| 50879 | May.03 | Birth | 1891 – Tadeusz Peiper, Polish poet and critic (d. 1969) |
| 50880 | May.03 | Birth | 1891 – Eppa Rixey, American baseball pitcher (d. 1963) |