| 37321 | April 1 | Birth | 1929 – Jane Powell, American actress, singer, and dancer |
| 37322 | April 1 | Birth | 1929 – Bo Schembechler, American football player and coach (d. 2006) |
| 37323 | April 1 | Birth | 1930 – F. Joseph Gossman, American bishop (d. 2013) |
| 37324 | April 1 | Birth | 1930 – Eugene Weingand, German-American actor (d. 1986) |
| 37325 | April 1 | Birth | 1930 – Grace Lee Whitney, American actress and singer (d. 2015) |
| 37326 | April 1 | Birth | 1931 – George Baker, Bulgarian-English actor and screenwriter (d. 2011) |
| 37327 | April 1 | Birth | 1931 – Ita Ever, Estonian actress |
| 37328 | April 1 | Birth | 1931 – Rolf Hochhuth, German author and playwright |
| 37329 | April 1 | Birth | 1932 – Gordon Jump, American actor (d. 2003) |
| 37330 | April 1 | Birth | 1932 – Debbie Reynolds, American actress, singer, and dancer |
| 37331 | April 1 | Birth | 1933 – Claude Cohen-Tannoudji, Algerian-French physicist and academic, Nobel Prize laureate |
| 37332 | April 1 | Birth | 1933 – Dan Flavin, American sculptor and educator (d. 1996) |
| 37333 | April 1 | Birth | 1933 – Robert Shavlakadze, Georgian high jumper |
| 37334 | April 1 | Birth | 1934 – Jim Ed Brown, American singer-songwriter and guitarist (The Browns) (d. 2015) |
| 37335 | April 1 | Birth | 1934 – Don Hastings, American actor, singer, and screenwriter |
| 37336 | April 1 | Birth | 1934 – Rod Kanehl, American baseball player and manager (d. 2004) |
| 37337 | April 1 | Birth | 1934 – Marie Patterson, English union leader |
| 37338 | April 1 | Birth | 1934 – Vladimir Posner, French-American journalist and radio host |
| 37339 | April 1 | Birth | 1935 – Larry McDonald, American physician and politician (d. 1983) |
| 37340 | April 1 | Birth | 1936 – Peter Collinson, English-American director and producer (d. 1980) |
| 37341 | April 1 | Birth | 1936 – Jean-Pascal Delamuraz, Swiss politician, 80th President of the Swiss Confederation (d. 1998) |
| 37342 | April 1 | Birth | 1936 – Tarun Gogoi, Indian politician, 14th Chief Minister of Assam |
| 37343 | April 1 | Birth | 1936 – Abdul Qadeer Khan, Indian-Pakistani physicist, chemist, and engineer |
| 37344 | April 1 | Birth | 1936 – Don Steele, American radio host (d. 1997) |
| 37345 | April 1 | Birth | 1937 – Jordan Charney, American actor |
| 37346 | April 1 | Birth | 1937 – Yılmaz Güney, Turkish actor, director, and screenwriter (d. 1984) |
| 37347 | April 1 | Birth | 1938 – John Quade, American actor (d. 2009) |
| 37348 | April 1 | Birth | 1939 – Rudolph Isley, American singer-songwriter (The Isley Brothers) |
| 37349 | April 1 | Birth | 1939 – Ali MacGraw, American actress |
| 37350 | April 1 | Birth | 1939 – Phil Niekro, American baseball player and manager |