- Aug 1 Wyndraeth Morris-Jones, British political scientist, born in Carmarthenshire (d. 1999)
- Aug 3 (Robert Jordan) "Smoki" Whitfield, American actor (Bomba the Jungle Boy; Lord of the Jungle; Swamp Fox), born in Pittsburgh, Pennsylvania (d. 1967)
- Aug 3 James MacGregor Burns, American political writer (The Lion & the Fox), born in Melrose, Massachusetts (d. 2014)
- Aug 3 Larry Haines [Hecht], American actor (The Odd Couple, Search for Tomorrow), born in Mount Vernon, New York (d. 2008)
- Aug 3 Sidney Gottlieb, American CIA official, born in The Bronx, New York City (d. 1999)
- Aug 4 Iceberg Slim (a.k.a. Robert Beck), African-American author, born in Chicago, Illinois (d. 1992)
- Aug 5 Betty Oliphant, British-Canadian ballerina, co-founded of National Ballet School of Canada, born in London, England (d. 2004)
- Aug 5 Tom Drake [Alfred Sinclair Alderdice], American actor (Meet Me In St. Louis; Warlock), born in Brooklyn, New York (d. 1982)
- Aug 6 Norman Granz, American jazz record producer (Verve Records; Pablo Records), and impresario (Jazz at the Philharmonic), born in Los Angeles, California (d. 2001)
- Aug 7 C. Buddingh', Dutch poet, born in Dordrecht, Netherlands (d. 1985)
- Aug 9 Robert Aldrich, American director and producer (Dirty Dozen), born in Cranston, Rhode Island (d. 1983)
- Aug 10 Arnett Cobb, American jazz tenor saxophonist (Lionel Hampton), born in Houston, Texas (d. 1989)
- Aug 10 Eugene Wilkinson, naval officer (first nuclear sub commander), born in Long Beach, California (d. 2013)
Guy Gibson (1918-1944)
Aug 12 British aviator who led the Dambusters Raid (Victoria Cross), born in Simla, India
- Aug 12 Margaret Burbidge, British-American astronomer & educator, born in Davenport, England
- Aug 12 Sid Bernstein, music producer and concert promoter (Beatles; Rolling Stones), born in NYC, New York (d. 2013)
- Aug 13 Denis Smallwood, British air chief marshal, born in Birmingham, England (d. 1997)
- Aug 13 Frederick Sanger, British biochemist (worked out structure of insulin, developed Sanger sequencing to sequence complete genome, Nobel Prize 1958, 1980), born in Rendcomb, Gloucestershire, England (d. 2013)
- Aug 13 John Bunting, Australian diplomat and senior civil servant, born in Ballarat, Victoria (d. 1995)
- Aug 15 Fay Honey Knopp, American activist (founded a Quaker ministry for men and women in prisons), born in Bridgeport, Connecticut (d. 1995)
- Aug 15 Florian Zabach, American musician and TV personality (Hot Canary, Club Embassy), born in Chicago, Illinois
- Aug 15 Raymond Gallois-Montbrun, French violinist and composer, born in Saigon, Vietnam (d. 1994)
- Aug 17 Ike Quebec, American jazz tenor-saxophone player, born in Newark. New Jersey (d. 1963)
- Aug 17 Mort Marshall [Mortimer Haig Lichtenstein], American actor (Kiss Me Deadly, Dumplings), born in NYC, New York (d. 1979)
- Aug 19 Jimmy Rowles [Hunter], American jazz pianist and composer (The Peacocks), born in Spokane, Washington (d. 1996)
- Aug 19 Shankar Dayal Sharma, Indian politician, ninth President of India (1992-97), born in Bhopal, British India (d. 1999)
Jacqueline Susann (1918-1974)
Aug 20 American author (Valley of the Dolls), born in Philadelphia, Pennsylvania
- Aug 21 Billy Reay, Canadian ice hockey player and coach, born in Winnipeg, Manitoba (d. 2004)
- Aug 22 Mary McGrory, American journalist and columnist, born in Roslindale, Boston, Massachusetts (d. 2004)
- Aug 24 Ray McIntire, American chemical engineer, born in Gardner, Kansas (d. 1996)
- Aug 24 Sikander Bakht, Indian politician, Governor of Kerala, born in Delhi, India (d. 2004)
Leonard Bernstein (1918-1990)
Aug 25 American Grammy, Emmy, and Tony Award-winning conductor (New York Philharmonic, 1958-69; Israel Philharmonic; London Symphony), and composer (West Side Story; Chichester Psalms), born in Lawrence, Massachusetts
- Aug 25 Richard Greene, English composer and actor (The Adventures of Robin Hood), born in Plymouth, Devon, England (d. 1985)
- Aug 26 Katherine Johnson, American NASA mathematician (portrayed in film Hidden Figures), born in White Sulphur Springs, West Virginia (d. 2020)
- Aug 26 Louis Stotijn, Dutch bassoonist, and conductor (Residence Orchestra), born in The Hague, Netherlands (d. 2013)
- Aug 27 Lord Winstanley, British MP (Labour) (d. 1993)
- Aug 28 Alejandro AgustÃn Lanusse, President of Argentina (1971-73), born in Buenos Aires, Argentina (d. 1996)
- Aug 29 Jelle Zijlstra, Dutch economist and President of Netherlands Bank (1967-82), born in Oosterbierum, Netherlands (d. 2001)
- Aug 30 Billy Johnson, American baseball player, born in Montclair, New Jersey (d. 2006)
Ted Williams (1918-2002)
Aug 30 American Baseball HOF outfielder (last player to bat over .400 in single season; 19 x MLB All Star; AL MVP 1946, 49; Triple Crown 1942, 47 Boston Red Sox), born in San Diego, California
Alan Jay Lerner (1918-1986)
Aug 31 American Tony and Academy Award-winning lyricist (with Frederick Loewe - My Fair Lady; Gigi; Camelot), and screenwriter, born in NYC, New York
- Aug 31 Lucrecia Roces Kasilag, Filipino composer and pianist (Bayanihan Dance Company), born in San Fernando, Philippines (d. 2008)
About August 1918
How Old? 104 years old
Generation: Greatest Generation
Leap Year: No