About the day » Monday September 12, 1921Calender converter

• Anna Nagtglas Boot, Gouda († 2005)
• Alberta Gerarda Nedermowe, Amsterdam († 2001)
• Veenstra, Gemeente Barradeel, Friesland, Nederland († 1921)
• Bernardus Jacobus Balvert, Woerden, Zegveld, UTR, Nederland († 1964)
• Barbara Petronella van Olmen, Bergen op Zoom († 1921)
• Bernardina Catharina Stokman, Amsterdam, NH, Nederland († 1988)
• Aaltje Smit, Zwartsluis, Overijssel, Nederland († 2006)
• Camille Lucien SCHROEVEN, Bekkevoort († 2008)
• Clazina Agatha van Geest, Monster († 1922)
• Anna Messchendorp, Kolham, Slochteren, Groningen, Nederland

• Adriana van der Mast (42)
• Albertien Kamps (63), Emmen
• Anna Nieta Netten (0), Sprang, Noord-Brabant, Nederland
• Angelus Bernardus Cocquit (69), Waterlandkerkje, Zeeland, The Netherlands
• Bernardus Muhlmann (85), Didam, Gelderland, Nederland
• Abraham Albertus Owel (85)
• Veenstra (0), Gemeente Barradeel, Friesland, Nederland
• Cornelia KUIPER (53), Scheveningen, gemeente 's-Gravenhage (Z-H)
• Cornelia Paulina Van Der Krabben (0), 's-Hertogenbosch
• Charles St John Beauclerk (66)

• 1917 » Han Suyin, Chinese-Swiss physician and author († 2012)
• 1917 » Pierre Sévigny, Canadian colonel, academic, and politician († 2004)
• 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)

• 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)

1. Johannes
2. Jan
3. Cornelis
4. Hendrik
5. Willem
6. Pieter
7. Gerrit
8. Adrianus
9. Petrus
10. Jacob
11. Jacobus
12. Wilhelmus
13. Gerardus
14. Antonius
15. Hendrikus
16. Arie

1. Maria
2. Johanna
3. Anna
4. Cornelia
5. Wilhelmina
6. Elisabeth
7. Adriana
8. Hendrika
9. Catharina
10. Petronella
11. Jacoba
12. Grietje
13. Aaltje
14. Geertruida
15. Jantje
16. Helena

• 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 9, 1918 to September 18, 1922 the cabinet Ruys de Beerenbrouck I, with Jonkheer mr. Ch.J.M. Ruys de Beerenbrouck (RKSP) as prime minister.
• The Netherlands had about 6.9 million citizens.
• February 15 » Kingdom of Romania establishes its legation in Helsinki.
• March 1 » The Australian cricket team captained by Warwick Armstrong becomes the first team to complete a whitewash of The Ashes, something that would not be repeated for 86 years.
• March 8 » Spanish Prime Minister Eduardo Dato Iradier is assassinated while exiting the parliament building in Madrid.
• March 18 » The second Peace of Riga is signed between Poland and the Soviet Union.
• July 22 » Rif War: The Spanish Army suffers its worst military defeat in modern times to the Berbers of the Rif region of Spanish Morocco.
• August 28 » The Red Army dissolved the Free Territory, after driving the Black Army out of Ukraine.

The temperature on September 12, 1921 was between 10.1 °C and 18.1 °C and averaged 13.3 °C. There was 6.2 mm of rain. There was 4.5 hours of sunshine (35%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the west.