About the day » Monday March 21, 1921Calender converter

• Arend van Dijk, Barger-Oosterveen, Emmen († 2020)
• Anthonia Hendrika Sas, Vlaardingen († 1989)
• Aaltje Zwier, Een,, Drenthe, Nederland († 1993)
• Andries Los, Amsterdam, Noord-Holland, Nederland († 1988)
• Anthonia Hendrika (Toos) Sas, Vlaardingen, Zuid-Holland, Nederland († 1989)
• Adamaina Theodora Smit, Rotterdam
• Anais Emma Creëlle, Lovendegem
• - Donker, Everett, Snohomish County, Washington, Verenigde Staten († 1921)
• André Gauthier Jean Jütte, Medan, North Sumatra, Indonesia († 2007)
• Albertha Josephina Kottink, Geesteren, Overijssel, Nederland († 1999)

• Aleida Booijink (35), Geesteren
• Adriana Arendse (71), Oost-en West-Souburg, Zeeland, Nederland
• Anna Reinbergen (77), Groningen
• Adriana Blokker (0), Broek op L'dijk
• Amelia Delphene Moffit (77), Michigan
• Aart van der Kuilen (80), Nijkerk
• Aaltje Wijnbergen (15), Heerde
• Spoelstra (0)
• Amanda Wright (77), Independence, Doniphan, Kansas, United States
• Antje Lourens Veenstra (80), Drachten

• 1919 » Douglas Warren, Australian bishop († 2013)
• 1920 » Éric Rohmer, French director, film critic, journalist, novelist and screenwriter († 2010)
• 1920 » Manolis Chiotis, Greek singer-songwriter and bouzouki player († 1970)
• 1921 » Antony Hopkins, English pianist, composer, and conductor († 2014)
• 1921 » Arthur Grumiaux, Belgian violinist and pianist († 1986)
• 1922 » Russ Meyer, American director, producer, and screenwriter († 2004)
• 1923 » Louis-Edmond Hamelin, Canadian geographer, author, and academic († 2020)
• 1923 » Nirmala Srivastava, Indian religious leader, founded Sahaja Yoga († 2011)
• 1923 » Nizar Qabbani, Syrian poet, publisher, and diplomat († 1998)
• 1923 » Rezső Nyers, Hungarian politician († 2018)

• 1915 » Frederick Winslow Taylor, American golfer, tennis player, and engineer (b. 1856)
• 1920 » Evelina Haverfield, British suffragette and aid worker (b. 1867)
• 1932 » Frantz Reichel, French rugby player and hurdler (b. 1871)
• 1934 » Franz Schreker, Austrian composer and conductor (b. 1878)
• 1934 » Lilyan Tashman, American actress (b. 1896)
• 1936 » Alexander Glazunov, Russian composer and conductor (b. 1865)
• 1939 » Ali Hikmet Ayerdem, Turkish general and politician (b. 1877)
• 1939 » Evald Aav, Estonian composer and conductor (b. 1900)
• 1943 » Cornelia Fort, American soldier and pilot (b. 1919)
• 1945 » Arthur Nebe, German SS officer (b. 1894)

• 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 » Rezā Shāh takes control of Tehran during a successful coup.
• March 15 » Talaat Pasha, former Grand Vizir of the Ottoman Empire and chief architect of the Armenian Genocide is assassinated in Berlin by a 23-year-old Armenian, Soghomon Tehlirian.
• 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 14 » Tannu Uriankhai, later Tuvan People's Republic is established as a completely independent country (which is supported by Soviet Russia).
• September 7 » In Atlantic City, New Jersey, the first Miss America Pageant, a two-day event, is held.
• October 8 » KDKA in Pittsburgh's Forbes Field conducts the first live broadcast of a football game.

The temperature on March 21, 1921 was between -2.7 °C and 10.7 °C and averaged 3.8 °C. There was 0.1 mm of rain. There was 8.5 hours of sunshine (70%). The average windspeed was 2 Bft (weak wind) and was prevailing from the west-southwest.