- Sep 1 A magnitude 7.9 earthquake strikes Tokyo and Yokohama in Japan, killing 142,000 people
- Sep 2 International Lawn Tennis Challenge, NYC, NY: Bill Johnson beats John Hawkes 6-0, 6-2, 6-1 for unassailable 3-1 lead for US over Australia; ends 4-1; US 4th straight win
- Sep 3 Dorothys Donelly's "Poppy" premieres in NYC
- Sep 4 A Charlot & N Coward's revue "London Calling" premieres in London
- Sep 4 New York Yankees pitcher "Sad" Sam Jones no-hits Philadelphia A's, 2-0
- Sep 4 Maiden flight of the first U.S. airship, the USS Shenandoah
- Sep 5 Flyweights Gene LaRue & Kid Pancho KO each other simultaneously
Historic Event
Sep 6 Queen Wilhelmina of the Netherlands celebrates her silver jubilee
- Sep 7 Boston Red Sox Howard Ehmke no-hits Philadelphia A's, 4-0
- Sep 7 Interpol forms in Vienna
- Sep 7 Mary Katherine Campbell (Ohio), 16, crowned 2nd Miss America 1922-23
- Sep 8 Honda Point Disaster: nine US Navy destroyers run aground off the California coast. Seven are lost.
- Sep 9 Albin Stenroos runs world record 20 km (1:07:11.2)
- Sep 10 Irish Free state joins League of Nations
- Sep 11 After a single, Red Sox Howard Ehmke retires next 27 Yanks
- Sep 11 Bernie Neis, hits the 1,000th Dodger home run
- Sep 11 ZR-1 (biggest active dirigible) flies over NY's tallest skyscraper, Woolworth Tower
- Sep 12 Britain takes over Southern Rhodesia from British South Africa Co
- Sep 13 With Spain's king Alfonso XIII assist, army coup under de Rivera
Boxing Title Fight
Sep 14 In his 4th heavyweight boxing title defence Jack Dempsey recovers after being sent through the ropes to KO Argentine challenger Luis Firpo in the 2nd round at the Polo Grounds, NYC
- Sep 14 Miguel Primo de Rivera becomes dictator of Spain
- Sep 14 Red Sox 1st baseman George Burns pulls off an unassisted triple play
- Sep 15 Governor Walton of Oklahoma declares state of siege because of Ku Klux Klan terror
- Sep 15 US National Championship Men's Tennis, Germantown CC, Philadelphia: Bill Tilden wins 4th of 6 straight US singles titles; beats Bill Johnston 6-4, 6-1, 6-4
- Sep 17 Sutton Vane's "Outward Bound," premieres in London
- Sep 19 Ernst Tollers "Hinkemann," premieres in Leipzig
- Sep 23 80,000 demonstrate in Amsterdam against Fleet law
Historic Event
Sep 26 Gustav Stresemann government ends resistance against occupiers in Ruhrgebied
Baseball Record
Sep 27 NY Yankee Lou Gehrig hits 1st of his 493 HRs
- Sep 28 Abyssinia (Ethiopia) leaves League of Nations
- Sep 28 Radio Times 1st published
- Sep 28 Yanks slaughter Red Sox 24-4
- Sep 29 PGA Championship Men's Golf, Pelham CC: Defending champion Gene Sarazen beats Walter Hagan in 38 holes for 3rd of his 7 major titles
- Sep 29 Steinhart Aquarium in Golden Gate Park opens to public