About the day » Wednesday September 12, 1923Calender converter

• Afien Sloots, Anloo, Drenthe, Nederland († 2022)
• Aaltje Frankje Zuiderhof († 1994)
• Barthilde Anna Roos, Midsland, Friesland, Netherlands
• Carolus Franciscus van Loon, Kalmthout, Antwerpen († 1988)
• Alice Oxley, Gravesend, Kent, England († 1985)
• Albertus Johannes Hendricus Wunderink, Amersfoort († 2003)
• Berend Haverland († 1923)
• Catharina Maria Muurlink († 2008)
• Abraham Ehrenreich, Nijmegen, Gelderland, Nederland († 1943)
• Albert van Velde († 1988)

• Arie de Neef (86), Dinxperloo, Nederland
• Amelia Eliza van Leeuwen (60), Den Haag, Nederland
• Augusta Bergdoll (Hug) (46), Ridgewood, Queens County, New York, United States of America
• Abraham Burton (72)
• adriaan Potters (68), sprundel
• Cornelis Wilhelmus de Vos (10), Oegstgeest
• Bessie Craven (23), Boone County, Kentucky, United States of America
• Antje Posthumus (80), Surhuisterveen, gem. Achtkarspelen, Friesland, Nederland
• Adrianus Heggers (58), Den Haag,-
• Annetje Groeneveld (22), Oostvoorne, Zuid-Holland, Nederland

• 1920 » Irene Dailey, American actress († 2008)
• 1921 » Frank McGee, American journalist († 1974)
• 1921 » Stanisław Lem, Ukrainian-Polish philosopher and author († 2006)
• 1921 » Turgut Cansever, Turkish architect, city planner, and thinker († 2009)
• 1922 » Antonio Cafiero, Argentinian accountant and politician, Governor of Buenos Aires Province († 2014)
• 1922 » Jackson Mac Low, American poet, playwright, and composer († 2004)
• 1922 » Mark Rosenzweig, American psychologist and academic († 2009)
• 1924 » Amílcar Cabral, Guinea-Bissauan political leader († 1973)
• 1925 » Dickie Moore, American actor († 2015)
• 1925 » Stan Lopata, American baseball player († 2013)

• 1903 » Duncan Gillies, Scottish-Australian businessman and politician, 14th Premier of Victoria (b. 1834)
• 1907 » Ilia Chavchavadze, Georgian poet, journalist, and lawyer (b. 1837)
• 1912 » Pierre-Hector Coullié, French cardinal (b. 1829)
• 1918 » George Reid, Australian accountant and politician, 4th Prime Minister of Australia (b. 1845)
• 1919 » Leonid Andreyev, Russian author and playwright (b. 1871)
• 1923 » Jules Violle, French physicist and academic (b. 1841)
• 1927 » Sarah Frances Whiting, American physicist and astronomer (b. 1847)
• 1942 » Valentine Baker, Welsh co-founder of the Martin-Baker Aircraft Company (b. 1888)
• 1945 » Hajime Sugiyama, Japanese field marshal and politician, 44th Japanese Minister of War (b. 1880)
• 1949 » Erik Adolf von Willebrand, Finnish physician (b. 1870)

• Koningin Wilhelmina (Huis van Oranje-Nassau) was from 1890 till 1948 sovereign of the Netherlands (also known as Koninkrijk der Nederlanden)
• In The Netherlands , there was from September 19, 1922 to August 4, 1925 the cabinet Ruys de Beerenbrouck II, with Jonkheer mr. Ch.J.M. Ruys de Beerenbrouck (RKSP) as prime minister.
• The Netherlands had about 7.1 million citizens.
• January 1 » Britain's Railways are grouped into the Big Four: LNER, GWR, SR, and LMS.
• April 15 » Insulin becomes generally available for use by people with diabetes.
• April 28 » Wembley Stadium is opened, named initially as the Empire Stadium.
• June 18 » Checker Taxi puts its first taxi on the streets.
• August 16 » The United Kingdom gives the name "Ross Dependency" to part of its claimed Antarctic territory and makes the Governor-General of the Dominion of New Zealand its administrator.
• September 29 » The French Mandate for Syria and the Lebanon takes effect.

The temperature on September 12, 1923 was between 10.0 °C and 20.5 °C and averaged 15.0 °C. There was 0.1 mm of rain. There was 7.5 hours of sunshine (58%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west-southwest.