| 93661 | August 18 | Birth | 1929 – Hugues Aufray, French singer-songwriter |
| 93662 | August 18 | Birth | 1930 – Liviu Librescu, Romanian-American engineer and academic (d. 2007) |
| 93663 | August 18 | Birth | 1930 – Rafael Pineda Ponce, Honduran academic and politician (d. 2014) |
| 93664 | August 18 | Birth | 1931 – Bramwell Tillsley, Canadian 14th General of The Salvation Army |
| 93665 | August 18 | Birth | 1931 – Hans van Mierlo, Dutch journalist and politician, Deputy Prime Minister of the Netherlands (d. 2010) |
| 93666 | August 18 | Birth | 1932 – Bill Bennett, Canadian lawyer and politician, 27th Premier of British Columbia |
| 93667 | August 18 | Birth | 1932 – Luc Montagnier, French virologist and academic, Nobel Prize laureate |
| 93668 | August 18 | Birth | 1933 – Just Fontaine, Moroccan-French footballer and manager |
| 93669 | August 18 | Birth | 1933 – Roman Polanski, French-Polish director, producer, screenwriter, and actor |
| 93670 | August 18 | Birth | 1934 – Gulzar, Indian director, producer, and songwriter |
| 93671 | August 18 | Birth | 1934 – Vincent Bugliosi, American lawyer and author (d. 2015) |
| 93672 | August 18 | Birth | 1934 – Ronnie Carroll, Irish singer and politician (d. 2015) |
| 93673 | August 18 | Birth | 1934 – Roberto Clemente, Puerto Rican baseball player and soldier (d. 1972) |
| 93674 | August 18 | Birth | 1934 – Michael May, German-Swiss race car driver and engineer |
| 93675 | August 18 | Birth | 1935 – Gail Fisher, American actress (d. 2000) |
| 93676 | August 18 | Birth | 1935 – Rafer Johnson, American decathlete and actor |
| 93677 | August 18 | Birth | 1935 – Howard Morrison, New Zealand singer (Howard Morrison Quartet) (d. 2009) |
| 93678 | August 18 | Birth | 1935 – Hifikepunye Pohamba, Namibian lawyer and politician, 2nd President of Namibia |
| 93679 | August 18 | Birth | 1936 – Robert Redford, American actor, director, and producer |
| 93680 | August 18 | Birth | 1937 – Sheila Cassidy, English physician and author |
| 93681 | August 18 | Birth | 1939 – Harald Heide-Steen Jr., Norwegian actor and singer (d. 2008) |
| 93682 | August 18 | Birth | 1939 – Robert Horton, English businessman (d. 2011) |
| 93683 | August 18 | Birth | 1939 – Johnny Preston, American singer (d. 2011) |
| 93684 | August 18 | Birth | 1940 – Adam Makowicz, Polish-Canadian pianist and composer |
| 93685 | August 18 | Birth | 1940 – Gil Whitney, American journalist (d. 1982) |
| 93686 | August 18 | Birth | 1940 – Charles Wilson, Scottish journalist |
| 93687 | August 18 | Birth | 1941 – Christopher Jones, American actor (d. 2014) |
| 93688 | August 18 | Birth | 1942 – Judith Keppel, English game show contestant, first one-million pound winner on Who Wants to Be a Millionaire? |
| 93689 | August 18 | Birth | 1943 – Sarah Dash, American singer-songwriter and actress (Labelle) |
| 93690 | August 18 | Birth | 1943 – Martin Mull, American actor and singer |