- Aug 3 French brothers Amadee and Jean Bouyssonie discover the fossil remains of a nearly complete 60,000 year-old Neanderthal man 'Old man of La Chappelle' at La Chappelle-aux-Saints, France
- Aug 6 St Louis Cardinals Johnny Lush pitches 2nd career no-hitter in 2-0 win over Brooklyn Superbas; change of MLB rules makes this unofficial, as game was shortened by rain
- Aug 7 1st train to travel the length of New Zealand's North Island 'main trunk line' - the ‘Parliament Special’ leaves Wellington for Auckland to greet US Navy's ‘Great White Fleet’; passengers include Prime Minister Sir Joseph Ward and members of Parliament, trip takes 20.5 hours
Tour de France
Aug 9 Tour de France: French road cyclist Lucien Petit-Breton successfully defends his title beating François Faber of Luxembourg
Royals Meet over Navy
Aug 11 King Edward VII of Britain meets with Emperor Wilhelm of Friedrichshof, Germany; the main point of contention is the increasing size of Germany's navy
1st Model T Car
Aug 12 Henry Ford's company builds the first Model T car
- Aug 13 King Edward VII of Great Britain meets with Emperor Franz Joseph of Austria at Ischl; the King tries to persuade the Emperor to advise Germany against aggressive (anti-British) policies
- Aug 14 Race riot in Springfield Illinois
- Aug 14 The first beauty contest is held in Folkestone, England.
Young Turks Announce Reforms
Aug 16 The Committee of Union and Progress, 'The Young Turks', announces a program for reforms and respect for the rights of all within the Ottoman Empire, regardless of race or religion
Bank of Italy Building
Aug 17 Bank of Italy (now Bank of America) opens new HQ, the Bank of Italy building at Clay & Montgomery, San Francisco
- Aug 17 Booth Tarkington & Harry Leon Wilson's play "Man from Home" premieres in New York
- Aug 17 Projection in Paris of the very first animated cartoon, "Fantasmagorie" realized by Émile Cohl
Great White Fleet
Aug 20 America's Great White Fleet arrives in Sydney, Australia, to be greeted with a tremendous welcome; 221 American sailors desert to remain in Australia
- Aug 20 Congo Free State becomes Belgian Congo
Burns KOs Squires
Aug 24 Canadian champion Tommy Burns KOs Bill Squires in 13th round at the Sydney Stadium, Australia to retain world heavyweight boxing title; Burns' 3rd KO of Squires
- Aug 24 NY Giants scores shown on electric diamonds known as "Compton's Baseball Bulletin" at Madison Square Garden
- Aug 25 Allen Winter wins US 1st $50,000 trotting race
- Aug 25 National Association of Colored Nurses forms
- Aug 27 Calgary City Rugby Football Club re-organizes as the Tigers
- Aug 29 NY gives a ticker tape parade to returning US Olympians from London
US Men's CHampionship
Aug 29 US National Championship Men's Tennis, Newport, RI: Defending champion William Larned beats Beals Wright 6-1, 6-2, 8-6 for his 4th of 7 US singles titles
US Men's Open
Aug 29 US Open Men's Golf, Myopia Hunt GC: Fred McLeod defeats fellow Scot Willie Smith by 6 strokes in an 18-hole playoff to win his only major title
Admirals
Aviators
Gangsters
Generals
Industrialists
Suffragists