| 74541 | June 30 | Birth | 1926 – Paul Berg, American biochemist and academic, Nobel Prize laureate |
| 74542 | June 30 | Birth | 1927 – James Goldman, American screenwriter and playwright (d. 1998) |
| 74543 | June 30 | Birth | 1928 – Orhan Boran, Turkish television host and actor (d. 2012) |
| 74544 | June 30 | Birth | 1930 – Thomas Sowell, American economist, philosopher, and author |
| 74545 | June 30 | Birth | 1931 – Yo-Yo Davalillo, Venezuelan baseball player and manager (d. 2013) |
| 74546 | June 30 | Birth | 1931 – Andrew Hill, American pianist and composer (d. 2007) |
| 74547 | June 30 | Birth | 1931 – James Loughran, Scottish conductor |
| 74548 | June 30 | Birth | 1933 – Barry Hines, English author and screenwriter |
| 74549 | June 30 | Birth | 1933 – Tomislav Ivić, Croatian football coach and manager (d. 2011) |
| 74550 | June 30 | Birth | 1933 – Lea Massari, Italian actress |
| 74521 | June 30 | Birth | 1892 – Oswald Pohl, German SS officer (d. 1951) |
| 74522 | June 30 | Birth | 1893 – Walter Ulbricht, German soldier and politician (d. 1973) |
| 74523 | June 30 | Birth | 1895 – Heinz Warneke, German-American sculptor and educator (d. 1983) |
| 74524 | June 30 | Birth | 1899 – Madge Bellamy, American actress (d. 1990) |
| 74525 | June 30 | Birth | 1906 – Anthony Mann, American actor and director (d. 1967) |
| 74526 | June 30 | Birth | 1907 – Roman Shukhevych, Ukrainian general and politician (d. 1950) |
| 74527 | June 30 | Birth | 1908 – Winston Graham, English author (d. 2003) |
| 74528 | June 30 | Birth | 1911 – Czesław Miłosz, Polish poet and author, Nobel Prize laureate (d. 2004) |
| 74529 | June 30 | Birth | 1912 – Ludwig Bölkow, German engineer (d. 2003) |
| 74530 | June 30 | Birth | 1912 – Dan Reeves, American businessman and philanthropist (d. 1971) |
| 74531 | June 30 | Birth | 1913 – Alfonso López Michelsen, Colombian lawyer and politician, 24th President of Colombia (d. 2007) |
| 74532 | June 30 | Birth | 1913 – Harry Wismer, American sportscaster (d. 1967) |
| 74533 | June 30 | Birth | 1914 – Francisco da Costa Gomes, Portuguese general and politician, 15th President of Portugal (d. 2001) |
| 74534 | June 30 | Birth | 1914 – Allan Houser, American sculptor and painter (d. 1994) |
| 74535 | June 30 | Birth | 1917 – Susan Hayward, American actress and singer (d. 1975) |
| 74536 | June 30 | Birth | 1917 – Lena Horne, American actress, singer, and dancer (d. 2010) |
| 74537 | June 30 | Birth | 1919 – Ed Yost, American inventor, invented the hot air balloon (d. 2007) |
| 74538 | June 30 | Birth | 1920 – Eleanor Ross Taylor, American poet and educator (d. 2011) |
| 74539 | June 30 | Birth | 1925 – Fred Schaus, American basketball player and coach (d. 2010) |
| 74540 | June 30 | Birth | 1925 – Anna Stella Schic, Brazilian pianist and composer (d. 2009) |