| 49591 | April 30 | Birth | 1893 – Harold Breen, Australian public servant (d. 1966) |
| 49592 | April 30 | Birth | 1893 – Joachim von Ribbentrop, German soldier and politician, 14th German Reich Minister for Foreign Affairs (d. 1946) |
| 49593 | April 30 | Birth | 1895 – Philippe Panneton, Canadian physician, academic, and diplomat (d. 1960) |
| 49594 | April 30 | Birth | 1896 – Reverend Gary Davis, American singer and guitarist (d. 1972) |
| 49595 | April 30 | Birth | 1896 – Hans List, Austrian scientist and businessman, founded the AVL Engineering Company (d. 1996) |
| 49596 | April 30 | Birth | 1897 – Humberto Mauro, Brazilian director and screenwriter (d. 1983) |
| 49597 | April 30 | Birth | 1900 – Erni Krusten, Estonian author and poet (d. 1984) |
| 49598 | April 30 | Birth | 1900 – David Manners, Canadian-American actor and singer (d. 1998) |
| 49599 | April 30 | Birth | 1901 – Simon Kuznets, Belarusian-American economist, statistician, and academic, Nobel Prize laureate (d. 1985) |
| 49600 | April 30 | Birth | 1902 – Theodore Schultz, American economist and academic, Nobel Prize laureate (d. 1998) |
| 49601 | April 30 | Birth | 1905 – Sergey Nikolsky, Russian mathematician and academic (d. 2012) |
| 49602 | April 30 | Birth | 1908 – Eve Arden, American actress (d. 1990) |
| 49603 | April 30 | Birth | 1908 – Bjarni Benediktsson, Icelandic journalist and politician, 13th Prime Minister of Iceland (d. 1970) |
| 49604 | April 30 | Birth | 1908 – Frank Robert Miller, Canadian air marshal and politician (d. 1997) |
| 49605 | April 30 | Birth | 1909 – F. E. McWilliam, Irish sculptor and educator (d. 1992) |
| 49606 | April 30 | Birth | 1909 – Juliana of the Netherlands (d. 2004) |
| 49607 | April 30 | Birth | 1910 – Levi Celerio, Filipino pianist, violinist, and composer (d. 2002) |
| 49608 | April 30 | Birth | 1910 – Sri Sri, Indian poet and songwriter (d. 1983) |
| 49609 | April 30 | Birth | 1913 – Ilmar Raud, Estonian chess player (d. 1941) |
| 49610 | April 30 | Birth | 1914 – Dorival Caymmi, Brazilian singer-songwriter, actor, and painter (d. 2008) |
| 49611 | April 30 | Birth | 1916 – Claude Shannon, American mathematician and engineer (d. 2001) |
| 49612 | April 30 | Birth | 1916 – Paul Kuusberg, Estonian journalist and author (d. 2003) |
| 49613 | April 30 | Birth | 1916 – Robert Shaw, American conductor (d. 1999) |
| 49614 | April 30 | Birth | 1917 – Bea Wain, American singer |
| 49615 | April 30 | Birth | 1920 – Duncan Hamilton, Irish-English race car driver and pilot (d. 1994) |
| 49616 | April 30 | Birth | 1921 – Roger L. Easton, American scientist, co-invented the GPS (d. 2014) |
| 49617 | April 30 | Birth | 1921 – Tove Maës, Danish actress (d. 2010) |
| 49618 | April 30 | Birth | 1923 – Percy Heath, American bassist (Heath Brothers and Modern Jazz Quartet) (d. 2005) |
| 49619 | April 30 | Birth | 1923 – Kagamisato Kiyoji, Japanese sumo wrestler, the 42nd Yokozuna (d. 2004) |
| 49620 | April 30 | Birth | 1923 – Al Lewis, American actor and politician (d. 2006) |