- Aug 1 MLB Brooklyn Robins pitcher Dazzy Vance strikes out a MLB record 7 consecutive batters, and 14 overall in 4-0 win over visiting Chicago Cubs at Ebbets Field
- Aug 2 A's 1st baseman Joe Hauser sets AL record of 14 total bases in a game; 3 HRs and a double as Philadelphia beats Cleveland Indians, 12-4 at Dunn Field
Piet Moeskops Sprint Champion
Aug 3 Dutch track cyclist Piet Moeskops wins his 4th consecutive UCI world sprint championship in Paris
- Aug 5 "Little Orphan Annie" comic strip by Harold Gray is 1st published in the New York Daily News
- Aug 8 British-Russian trade agreement signed
- Aug 11 1st newsreel pictures of US presidential candidates were taken
- Aug 16 Conference about German recovery payments opens in London
- Aug 16 Dutch-Turkish peace treaty signed
US Women's Open
Aug 16 US National Championship Women's Tennis, Forest Hills, NY: Defending champion Helen Wills Moody beats 7-time winner Molla Bjurstedt Mallory 6-1, 6-3
Johnson's 2nd No-hitter
Aug 25 MLB Washington Senator Walter Johnson 2nd no-hitter beats Browns, 2-0 in 7 inn
- Aug 26 The Catastrophe of Smyrna: known as the Asia Minor Catastrophe to Greeks. The Ottoman army expels Greeks and other non-Turks from Asia Minor. (August 13 OS)
- Aug 28 Georgian opposition stages the August Uprising against the Soviet Union
- Aug 29 Germany's Reichstag approves the Dawes Plan, which sought to solve the WWI reparations problem
Reichsmark Introduced
Aug 30 The Rentenmark is replaced by the Reichsmark as legal tender in Germany, during Hans Luther's tenure as Minister of Finance.
World Record 10,000m
Aug 31 Finnish runner Paavo Nurmi runs world record 10,000m (30:06.2)
Admirals
Aviators
Gangsters
Generals
Industrialists
Suffragists