| 39571 | April 6 | Birth | 1931 – Suchitra Sen, Bangladeshi-Indian actress (d. 2014) |
| 39572 | April 6 | Birth | 1932 – Connie Broden, Canadian ice hockey player (d. 2013) |
| 39573 | April 6 | Birth | 1932 – Helmut Griem, German actor and director (d. 2004) |
| 39574 | April 6 | Birth | 1933 – Roy Goode, English lawyer and academic |
| 39575 | April 6 | Birth | 1933 – Tom C. Korologos, American journalist and diplomat, United States Ambassador to Belgium |
| 39576 | April 6 | Birth | 1933 – Eduardo Malapit, American lawyer and politician, Mayor of Kauai (d. 2007) |
| 39577 | April 6 | Birth | 1933 – Dudley Sutton, English actor |
| 39578 | April 6 | Birth | 1934 – Enrique Álvarez Félix, Mexican actor (d. 1996) |
| 39579 | April 6 | Birth | 1934 – Anton Geesink, Dutch martial artist and wrestler (d. 2010) |
| 39580 | April 6 | Birth | 1934 – Guy Peellaert, Belgian painter, illustrator, and photographer (d. 2008) |
| 39581 | April 6 | Birth | 1935 – Douglas Hill, Canadian author and critic (d. 2007) |
| 39582 | April 6 | Birth | 1936 – Helen Berman, Dutch-Israeli painter and illustrator |
| 39583 | April 6 | Birth | 1936 – Jean-Pierre Changeux, French neuroscientist, biologist, and academic |
| 39584 | April 6 | Birth | 1937 – Merle Haggard, American singer-songwriter and guitarist (The Strangers and The Buckaroos) |
| 39585 | April 6 | Birth | 1937 – Terrence Hardiman, English actor |
| 39586 | April 6 | Birth | 1937 – Peter Maivia, Samoan-American wrestler and promoter (d. 1982) |
| 39587 | April 6 | Birth | 1937 – Billy Dee Williams, American actor and singer |
| 39588 | April 6 | Birth | 1938 – Paul Daniels, English magician and television host |
| 39589 | April 6 | Birth | 1938 – Roy Thinnes, American actor |
| 39590 | April 6 | Birth | 1939 – André Ouellet, Canadian lawyer and politician, 1st Canadian Minister of Foreign Affairs |
| 39591 | April 6 | Birth | 1939 – John Sculley, American businessman, co-founded Zeta Interactive |
| 39592 | April 6 | Birth | 1940 – Homero Aridjis, Mexican journalist, author, and poet |
| 39593 | April 6 | Birth | 1940 – Pedro Armendáriz, Jr., Mexican-American actor and producer (d. 2011) |
| 39594 | April 6 | Birth | 1941 – Christopher Allsopp, English economist and academic |
| 39595 | April 6 | Birth | 1941 – Phil Austin, American comedian, actor, and screenwriter (d. 2015) |
| 39596 | April 6 | Birth | 1941 – Hans W. Geißendörfer, German director and producer |
| 39597 | April 6 | Birth | 1941 – Don Prudhomme, American race car driver and manager |
| 39598 | April 6 | Birth | 1941 – Gheorghe Zamfir, Romanian flute player and composer |
| 39599 | April 6 | Birth | 1942 – Barry Levinson, American actor, director, producer, and screenwriter |
| 39600 | April 6 | Birth | 1943 – Max Clifford, English journalist and publicist |