About the day » Sunday March 20, 1921Calender converter

• Catharina Antonia Holkamp, Zaandam, Netherlands († 2018)
• Albert Hendrik van der Roest, Den Haag († 2003)
• Angeline Sophia Maria Mathon († 2003)
• Bernice Victoria Truitt, Gotebo, Wasita County, Oklahoma († 1998)
• Annechien Boerena, Roden († 2010)
• Betsie van West († 1943)
• Adam Jansen, Amsterdam, Noord-Holland, Nederland († 1943)
• Arnold Ceriacus Knops, Jabeek († 1942)
• Abraham Nicolaas Goedkoop, Rotterdam († 1985)
• Antonius Tak, Rucphen, Noord-Brabant, Nederland († 1939)

• Anthoni Buitelaar (49), Naaldwijk, Westland, Zuid-Holland, Nederland
• Anthonie Buitelaar (49), Naaldwijk, Nederland
• Ann Clementine Cochran Agnew [8] "Tinie" (68), Alpine, Chattooga County, Georgia
• Anton Westmaas (76), Rijswijk, Zuid-Holland, Nederland
• Albertus Christiaan Nix (70), Bogor, West Java, Indonesië
• Amelia Delphene MOFFITT (78), Wayland Allegan County Michigan U.S.A
• Barbara Ingenthron (58), Topeka, Shawnee, Kansas, United States
• Berendina te Voortwis (64), Aalten
• Allen M Murray (73), Dan River, Caswell, North Carolina, Verenigde Staten
• Anthonius Augustinus van Daalen (52), Utrecht, Nederland

• 1919 » Gerhard Barkhorn, German fighter ace († 1983)
• 1920 » Pamela Harriman, English-American diplomat, 58th United States Ambassador to France († 1997)
• 1920 » Rosemary Timperley, English author and screenwriter († 1988)
• 1921 » Alfréd Rényi, Hungarian mathematician and theorist († 1970)
• 1921 » Dušan Pirjevec, Slovenian historian and philosopher († 1977)
• 1921 » Usmar Ismail, Indonesian filmmaker († 1971)
• 1922 » Carl Reiner, American actor, director, producer, and screenwriter († 2020)
• 1922 » Larry Elgart, American saxophonist and bandleader († 2017)
• 1922 » Ray Goulding, American actor and screenwriter († 1990)
• 1923 » Con Martin, Irish footballer and manager († 2013)

• 1897 » Apollon Maykov, Russian poet and playwright (b. 1821)
• 1899 » Franz Ritter von Hauer, Austrian geologist and author (b. 1822)
• 1909 » Friedrich Amelung, Estonian historian and businessman (b. 1842)
• 1918 » Lewis A. Grant, American general and lawyer (b. 1828)
• 1925 » George Curzon, 1st Marquess Curzon of Kedleston, English politician, 35th Governor-General of India (b. 1859)
• 1929 » Ferdinand Foch, French field marshal (b. 1851)
• 1930 » Arthur F. Andrews, American cyclist (b. 1876)
• 1931 » Hermann Müller, German journalist and politician, 12th Chancellor of Germany (b. 1876)
• 1933 » Giuseppe Zangara, Italian-American assassin of Anton Cermak (b. 1900; executed)
• 1940 » Alfred Ploetz, German physician, biologist, and eugenicist (b. 1860)

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.
• June 28 » Serbian King Alexander I proclaims the new constitution of the Kingdom of Serbs, Croats and Slovenes, known thereafter as the Vidovdan Constitution.
• 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.
• July 27 » Researchers at the University of Toronto, led by biochemist Frederick Banting, prove that the hormone insulin regulates blood sugar.
• 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.
• October 5 » The World Series is the first to be broadcast on radio.
• November 4 » Japanese Prime Minister Hara Takashi is assassinated in Tokyo.

The temperature on March 20, 1921 was between 1.0 °C and 9.9 °C and averaged 5.7 °C. There was 4.1 mm of rain. There was 3.4 hours of sunshine (28%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the west.