| 109801 | September 25 | Birth | 1946 – Bryan MacLean, American singer-songwriter, guitarist, and producer (Love) (d. 1998) |
| 109802 | September 25 | Birth | 1946 – Janusz Majer, Polish mountaineer |
| 109803 | September 25 | Birth | 1946 – Jerry Penrod, American bass player (Iron Butterfly and Rhinoceros) |
| 109804 | September 25 | Birth | 1947 – Giannos Kranidiotis, Greek politician and diplomat (d. 1999) |
| 109805 | September 25 | Birth | 1947 – Firmine Richard, French actress |
| 109806 | September 25 | Birth | 1947 – Cheryl Tiegs, American model and actress |
| 109807 | September 25 | Birth | 1947 – Cecil Womack, American singer-songwriter and producer (The Valentinos and Womack & Womack) (d. 2013) |
| 109808 | September 25 | Birth | 1948 – Mimi Kennedy, American actress |
| 109809 | September 25 | Birth | 1948 – Kathi McDonald, American singer (d. 2012) |
| 109810 | September 25 | Birth | 1948 – Vladimir Yevtushenkov, Russian businessman |
| 109811 | September 25 | Birth | 1949 – Pedro Almodóvar, Spanish director, producer, and screenwriter |
| 109812 | September 25 | Birth | 1949 – Jeff Borowiak, American tennis player |
| 109813 | September 25 | Birth | 1949 – Steve Mackay, American saxophonist and composer (The Stooges) (d. 2015) |
| 109814 | September 25 | Birth | 1950 – Midori Kiuchi, Japanese actress |
| 109815 | September 25 | Birth | 1950 – Stanisław Szozda, Polish cyclist and trainer (d. 2013) |
| 109816 | September 25 | Birth | 1951 – Yardena Arazi, Israeli singer |
| 109817 | September 25 | Birth | 1951 – Billy Dee, American porn actor and director |
| 109818 | September 25 | Birth | 1951 – Burleigh Drummond, American drummer and songwriter (Ambrosia) |
| 109819 | September 25 | Birth | 1951 – Graeme Knowles, English bishop |
| 109820 | September 25 | Birth | 1951 – Mark Hamill, American actor, singer, and producer |
| 109821 | September 25 | Birth | 1951 – Bob McAdoo, American basketball player and coach |
| 109822 | September 25 | Birth | 1952 – Colin Friels, Scottish-Australian actor |
| 109823 | September 25 | Birth | 1952 – Jimmy Garvin, American wrestler and manager |
| 109824 | September 25 | Birth | 1952 – bell hooks, American author and activist |
| 109825 | September 25 | Birth | 1952 – Cherríe Moraga, American poet, playwright, and activist |
| 109826 | September 25 | Birth | 1952 – Tommy Norden, American actor |
| 109827 | September 25 | Birth | 1952 – Chris Pond, English politician |
| 109828 | September 25 | Birth | 1952 – Christopher Reeve, American actor, producer, and activist (d. 2004) |
| 109829 | September 25 | Birth | 1952 – Anson Williams, American actor, director, and producer |
| 109830 | September 25 | Birth | 1953 – Richard Harvey, English mandolin player, keyboard player, and composer (Gryphon) |