| 36721 | March 31 | Birth | 1871 – Arthur Griffith, Irish journalist and politician, 3rd President of Dáil Éireann (d. 1922) |
| 36722 | March 31 | Birth | 1872 – Sergei Diaghilev, Russian ballet manager and critic, founded the Ballets Russes (d. 1929) |
| 36723 | March 31 | Birth | 1872 – Alexandra Kollontai, Russian diplomat (d. 1952) |
| 36724 | March 31 | Birth | 1876 – Borisav Stanković, Serbian author (d. 1927) |
| 36725 | March 31 | Birth | 1878 – Jack Johnson, American boxer (d. 1946) |
| 36726 | March 31 | Birth | 1884 – Adriaan van Maanen, Dutch-American astronomer and academic (d. 1946) |
| 36727 | March 31 | Birth | 1885 – Pascin, Bulgarian-American painter and illustrator (d. 1930) |
| 36728 | March 31 | Birth | 1890 – Ben Adams, American jumper (d. 1961) |
| 36729 | March 31 | Birth | 1890 – William Lawrence Bragg, Australian-English physicist and academic, Nobel Prize laureate (d. 1971) |
| 36730 | March 31 | Birth | 1891 – Victor Varconi, Hungarian-American actor and director (d. 1976) |
| 36731 | March 31 | Birth | 1893 – Clemens Krauss, Austrian conductor and manager (d. 1954) |
| 36732 | March 31 | Birth | 1893 – Herbert Meinhard Mühlpfordt, German physician and historian (d. 1982) |
| 36733 | March 31 | Birth | 1895 – Vardis Fisher, American author and academic (d. 1968) |
| 36734 | March 31 | Birth | 1900 – Prince Henry, Duke of Gloucester (d. 1974) |
| 36735 | March 31 | Birth | 1902 – Alfred Praks, Estonian wrestler (d. 1998) |
| 36736 | March 31 | Birth | 1903 – John Harron, American actor (d. 1939) |
| 36737 | March 31 | Birth | 1904 – Đorđe Andrejević-Kun, Serbian painter (d. 1964) |
| 36738 | March 31 | Birth | 1905 – Robert Stevenson, English director and screenwriter (d. 1986) |
| 36739 | March 31 | Birth | 1906 – Sin-Itiro Tomonaga, Japanese physicist and academic, Nobel Prize laureate (d. 1979) |
| 36740 | March 31 | Birth | 1907 – Eddie Quillan, American actor and singer (d. 1990) |
| 36741 | March 31 | Birth | 1908 – Red Norvo, American vibraphone player and composer (d. 1999) |
| 36742 | March 31 | Birth | 1911 – Freddie Green, American guitarist (d. 1987) |
| 36743 | March 31 | Birth | 1911 – Elisabeth Grümmer, German soprano (d. 1986) |
| 36744 | March 31 | Birth | 1912 – William Lederer, American soldier and author (d. 2009) |
| 36745 | March 31 | Birth | 1913 – Etta Baker, American singer and guitarist (d. 2006) |
| 36746 | March 31 | Birth | 1914 – Octavio Paz, Mexican author, poet, and diplomat, Nobel Prize laureate (d. 1998) |
| 36747 | March 31 | Birth | 1915 – Albert Hourani, English historian and author (d. 1993) |
| 36748 | March 31 | Birth | 1915 – Shoichi Yokoi, Japanese sergeant (d. 1997) |
| 36749 | March 31 | Birth | 1916 – Lucille Bliss, American voice actress (d. 2012) |
| 36750 | March 31 | Birth | 1916 – John H. Wood, Jr., American lawyer and judge (d. 1979) |