- Aug 1 Rose Macaulay, English writer (The Towers of Trebizond), born in Rugby, Warwickshire, England (d. 1958)
- Aug 1 Stanislaw Kazuro, Polish composer, born in Vilnius Region (d. 1961)
- Aug 2 Ethel M. Dell, English author (Storm Drift), born in London (d. 1939)
Hugh S. Johnson (1881-1942)
Aug 5 American head of the National Recovery Administration and member of FDR's Brain Trust, born in Fort Scott, Kansas
Alexander Fleming (1881-1955)
Aug 6 Scottish bacteriologist (invented penicillin; Nobel Prize 1945), born in Lochfield, Scotland
- Aug 6 Leo Carrillo, American actor (American Empire, Cisco Kid), born in Los Angeles, California (d. 1961)
- Aug 6 Louella Parsons, American gossip columnist, born in Freeport, Illinois (d. 1972)
François Darlan (1881-1942)
Aug 7 French Admiral of the Fleet during WWII and Vichy Prime Minister (1941-42), born in Nérac, France
Cecil B. DeMille (1881-1959)
Aug 12 American filmmaker (The Ten Commandments), born in Ashfield, Massachusetts
Francis Ford (1881-1953)
Aug 14 American actor (The Quiet Man), born in Portland, Maine
- Aug 15 Alfred Wagenknecht, German-born American activist, born in Görlitz, Imperial Germany (d. 1956)
- Aug 18 Hermann Zilcher, German pianist and composer (Dr Eisenbart; Die Liebesmesse), born in Frankfurt am Main (d. 1948)
- Aug 19 George Enesco, Romanian violinist, conductor, and composer (Romanian Dances), born in Liveni, Dorohoi, Romania (d. 1955)
- Aug 20 Edgar Albert Guest, English-American poet and newspaperman, born in Birmingham, England (d. 1959)
- Aug 23 Louis Schelfhout, Dutch painter and graphic artist, born in The Hague, Netherlands (d. 1943)
- Aug 28 Arne Eggen, Norwegian organist and composer, born in Trondheim, Norway (d. 1955)
- Aug 29 Edvin Kallstenius, Swedish composer and librarian, born in Filipstad, Sweden (d. 1967)
- Aug 29 Valery-Nicolas Larbaud, French novelist and translator (Enfantines), born in Vichy, France (d. 1957)