About the day » Friday May 20, 1921Calender converter

• Catharina Dekker, Velsen († 1973)
• Anneliese Poppelauer, Berlin, Brandenburg, Germany († 1928)
• Aaltje Willemse, Zuilen, Utrecht, Nederland († 2003)
• Arend Bergsma, Eernewoude, Tietjerksteradeel, Friesland, Nederland († 1999)
• Adrianus Verschoor († 1990)
• Catharina Antonia Maria Toben, Amsterdam († 2013)
• Alexander Muzerie, Ternate († 2002)
• Albert Lambertus Bakker, Hardenberg († 1987)
• Aukje Egelina Schröder, Utrecht, Utrecht, Nederland († 1996)
• Betty Jane Beintema, Davenport-Iowa (USA) († 1948)

• Anette Hermanides (56), Amsterdam, Noord-Holland, Nederland
• Cornelia Grootenboer (90), Haarlemmermeer, Noord Holland, The Netherlands
• Adriana van Eijk van Eijk (80), Haarlem
• Alberta Hartjes (71), Wehl
• Alida Jacoba van Voorst (6), Rotterdam
• Adriana Cornelisd van Eijk (80), Haarlem, nh.nld
• Adriana van Eijk (80), Haarlem
• Alice Emilia De Beuckelaere (31), Gent
• Cornelia Grootenboer (90), Haarlemmermeer
• Aaltje Willemsen (76), Amersfoort

• 1918 » Alexandra Boyko, Russian tank commander († 1996)
• 1918 » Edward B. Lewis, American biologist, geneticist, and academic, Nobel Prize laureate († 2004)
• 1919 » George Gobel, American comedian († 1991)
• 1920 » John Cruickshank, Scottish lieutenant and banker, Victoria Cross recipient
• 1921 » Hal Newhouser, American baseball player and scout († 1998)
• 1921 » Hao Wang, Chinese-American logician, philosopher, and mathematician († 1995)
• 1921 » Wolfgang Borchert, German author and playwright († 1947)
• 1922 » Ted Hinton, Northern Irish international footballer († 1988)
• 1923 » Edith Fellows, American actress († 2011)
• 1923 » Sam Selvon, Trinidad-born writer († 1994)

• 1896 » Clara Schumann, German pianist and composer (b. 1819)
• 1909 » Ernest Hogan, American actor and composer (b. 1859)
• 1917 » Philipp von Ferrary, Italian stamp collector (b. 1850)
• 1917 » Valentine Fleming, Scottish soldier and politician (b. 1887)
• 1924 » Bogd Khan, Mongolian ruler (c. 1869)
• 1925 » Joseph Howard, Maltese politician, 1st Prime Minister of Malta (b. 1862)
• 1931 » Ernest Noel, Scottish businessman and politician (b. 1831)
• 1940 » Verner von Heidenstam, Swedish author and poet, Nobel Prize laureate (b. 1859)
• 1942 » Hector Guimard, French Architect (b. 1867)
• 1946 » Jacob Ellehammer, Danish pilot and engineer (b. 1871)

• 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.
• 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 19 » Irish War of Independence: One of the biggest engagements of the war takes place at Crossbarry, County Cork. About 100 Irish Republican Army (IRA) volunteers escape an attempt by over 1,300 British forces to encircle them.
• 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.
• June 20 » Workers of Buckingham and Carnatic Mills in the city of Chennai, India, begin a four-month strike.
• June 30 » U.S. President Warren G. Harding appoints former President William Howard Taft as Chief Justice of the United States.
• October 19 » The Portuguese Prime Minister and several officials are murdered in the Bloody Night coup.

The temperature on May 20, 1921 was between 5.7 °C and 19.3 °C and averaged 12.7 °C. There was 9.6 hours of sunshine (60%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west.