About the day » Wednesday July 20, 1921Calender converter

• Clayton Adrian Quist, Grand Rapids, Michigan, Verenigde Staten († 1922)
• Adriana Cornelia Leijten, Tilburg (Noord-Brabant, NLD) († 2015)
• Agatha Witte, Den Burg (Texel, NH) († 2012)
• Charles Richard Phillips, Sugar Creek, Hancock, Indiana, Verenigde Staten († 2007)
• Antonia Pieternella van Gorkom, Driebergen († 1927)
• Charles Lee Winn, Deepwater, Henry Co., MO († 1949)
• Anders Martin Andersen, Tomter († 1994)
• Bernardus van der Nol, 's Gravenzande († 2009)
• Dirk VOGELAAR, Dinteloord († 1999)
• Charles August Royen, Salatiga, Midden-Java (Nederlands Indië) († 2000)

• Aaltjen Wolbink (81), Den Velde {OV} (Gramsbergen)
• Antje Moed (1), Onstwedde
• Anna Maria Elisabeth Naber (17), Nijmegen, Nederland
• * Marinus Ketting (0), Rotterdam, Zuid-Holland, NL
• Antonius van Aert (58), Princehage, Noord-Brabant, NL
• Agnes Mary Feilding (50)
• Catherine Hickman (3), Town Creek, Brunswick County, North Carolina
• Catharina Petronella Cornelia Verbraak (46), Roosendaal, Noord-Brabant, Nederland
• Anna Maria Hermans (63), Boxmeer, Nederland
• Arnoldina Teunissen (71), Nijmegen, Gelderland, Nederland

• 1918 » Cindy Walker, American singer-songwriter and dancer († 2006)
• 1919 » Edmund Hillary, New Zealand mountaineer and explorer († 2008)
• 1919 » Jacquemine Charrott Lodwidge, English writer († 2012)
• 1920 » Elliot Richardson, American lieutenant and politician, 11th United States Secretary of Defense († 1999)
• 1921 » Henri Alleg, English-French journalist and author († 2013)
• 1922 » Alan Stephenson Boyd, American lawyer and politician, 1st United States Secretary of Transportation
• 1923 » Stanisław Albinowski, Polish economist and journalist († 2005)
• 1924 » Lola Albright, American actress and singer († 2017)
• 1924 » Mort Garson, Canadian-American songwriter and composer († 2008)
• 1924 » Thomas Berger, American author and playwright († 2014)

• 1908 » Demetrius Vikelas, Greek businessman and author (b. 1835)
• 1908 » Karl Bernhard Zoeppritz, German geophysicist and seismologist (b. 1881)
• 1910 » Anderson Dawson, Australian politician, 14th Premier of Queensland (b. 1863)
• 1922 » Andrey Markov, Russian mathematician and theorist (b. 1856)
• 1923 » Pancho Villa, Mexican general and politician, Governor of Chihuahua (b. 1878)
• 1926 » Felix Dzerzhinsky, Russian educator and politician (b. 1877)
• 1927 » Ferdinand I, king of Romania (b. 1865)
• 1928 » Kostas Karyotakis, Greek poet and author (b. 1896)
• 1932 » René Bazin, French author and academic (b. 1853)
• 1937 » Olga Hahn-Neurath, Austrian mathematician and philosopher from the Vienna Circle (b. 1882)

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 21 » Constituent Assembly of the Democratic Republic of Georgia adopts the country's first constitution.
• May 3 » West Virginia becomes the first state to legislate a broad sales tax, but does not implement it until a number of years later due to enforcement issues.
• July 11 » The Red Army captures Mongolia from the White Army and establishes the Mongolian People's Republic.
• July 27 » Researchers at the University of Toronto, led by biochemist Frederick Banting, prove that the hormone insulin regulates blood sugar.
• September 7 » The Legion of Mary, the largest apostolic organization of lay people in the Catholic Church, is founded in Dublin, Ireland.
• September 8 » Margaret Gorman, a 16-year-old, wins the Atlantic City Pageant's Golden Mermaid trophy; pageant officials later dubbed her the first Miss America.

The temperature on July 20, 1921 was between 14.2 °C and 26.2 °C and averaged 19.7 °C. There was 7.5 hours of sunshine (47%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the northwest.