| 93691 | August 18 | Birth | 1943 – Gianni Rivera, Italian footballer and politician |
| 93692 | August 18 | Birth | 1943 – Carl Wayne, English singer and actor (The Move, The Hollies, and The Vikings) (d. 2004) |
| 93693 | August 18 | Birth | 1944 – Paula Danziger, American author (d. 2004) |
| 93694 | August 18 | Birth | 1944 – Robert Hitchcock, Australian sculptor and illustrator |
| 93695 | August 18 | Birth | 1945 – Barbara Harris, American singer-songwriter (The Toys) |
| 93696 | August 18 | Birth | 1945 – Värner Lootsmann, Estonian lawyer and politician |
| 93697 | August 18 | Birth | 1945 – Lewis Burwell Puller, Jr., American soldier, lawyer, and author (d. 1994) |
| 93698 | August 18 | Birth | 1948 – James Jones, English bishop |
| 93699 | August 18 | Birth | 1948 – Joseph Marcell, St. Lucian-English actor |
| 93700 | August 18 | Birth | 1948 – John Scarlett, English intelligence officer |
| 93701 | August 18 | Birth | 1949 – Nigel Griggs, English bass player, songwriter, and producer (Split Enz and Schnell Fenster) |
| 93702 | August 18 | Birth | 1949 – Rudy Hartono, Indonesian badminton player |
| 93703 | August 18 | Birth | 1950 – Dennis Elliott, English drummer and sculptor (Foreigner and If) |
| 93704 | August 18 | Birth | 1952 – Elayne Boosler, American actress, director, and screenwriter |
| 93705 | August 18 | Birth | 1952 – Patrick Swayze, American actor, singer, and dancer (d. 2009) |
| 93706 | August 18 | Birth | 1952 – Ricardo Villa, Argentinian footballer and coach |
| 93707 | August 18 | Birth | 1953 – Louie Gohmert, American captain, lawyer, and politician |
| 93708 | August 18 | Birth | 1954 – Umberto Guidoni, Italian astrophysicist, astronaut, and politician |
| 93709 | August 18 | Birth | 1955 – Bruce Benedict, American baseball player and coach |
| 93710 | August 18 | Birth | 1955 – Taher Elgamal, Egyptian-American cryptographer |
| 93711 | August 18 | Birth | 1956 – John Debney, American composer and conductor |
| 93712 | August 18 | Birth | 1956 – Sandeep Patil, Indian cricketer and coach |
| 93713 | August 18 | Birth | 1956 – Jon Schwartz, American drummer and producer |
| 93714 | August 18 | Birth | 1956 – Kelly Willard, American singer-songwriter |
| 93715 | August 18 | Birth | 1956 – Rainer Woelki, German cardinal |
| 93716 | August 18 | Birth | 1957 – Carole Bouquet, French model and actress |
| 93717 | August 18 | Birth | 1957 – Denis Leary, American comedian, actor, producer, and screenwriter |
| 93718 | August 18 | Birth | 1957 – Ron Strykert, Australian singer-songwriter, guitarist, and producer (Men at Work) |
| 93719 | August 18 | Birth | 1957 – Diana Castle, American actress |
| 93720 | August 18 | Birth | 1958 – Didier Auriol, French race car driver |