- Aug 11 Nazi mass demonstration against German Jews
- Aug 13 Roller derby is born when the Transcontinental Roller Derby begins at the Chicago Coliseum
- Aug 14 Social Security Act becomes law
- Aug 20 Military coup by General Pons & president Ibarra in Ecuador
- Aug 26 CCC camp opens in Brecksville Reservation of Cleveland Metroparks
- Aug 29 2nd NFL Chicago All-Star Game: Chicago Bears 5, All-Stars 0 (77,450)
- Aug 31 1st national skeet championship (Indianapolis)
- Aug 31 Chicago White Sox Vern Kennedy no-hits Cleveland Indians, 5-0
Franklin D. Roosevelt
- Aug 31 Russian Aleksei Stachanov digs 105 tons of cabbages in 6 hours