About the day » Friday April 15, 1921Calender converter

• Bernardus ten Voorde, Hengelo († 2013)
• Adriana Cornelis van Zuilekom, Steenbergen, Noord-Brabant, Nederland († 1921)
• Aartje Lijntje Rozing, Rotterdam († 1921)
• Antonie Herman Hekhuijsen, Amsterdam († 1939)
• Aukje Miedema, Dongjum (Franekeradeel-Fr) († 1980)
• Antonius van den Heuvel, Schijndel († 1922)
• Adriana Maria van Zuilekom, Steenbergen, Noord-Brabant, Nederland († 1921)
• Archer E CRAM, Ohio, United States († 1944)
• André VAN PARIJS, Etterbeek, 21005, Région Bruxelles-Capitale, Belgique († 1999)
• Alberta Maria Augustina van den Hoogen, Reek, Noord-Brabant, Nederland († 2001)

• Benedict Joseph Alvey (61), Marion County, Kentucky
• Adrianus Hendrikus van de Put (68), Tilburg
• Barbara Schuffel (40), Alkmaar, Noord-Holland, The Netherlands
• Aafko Willinge GRATAMA (67), Assen, 19, Drenthe, Nederland
• Barbara Schuffel (40), Alkmaar
• Anna Helena Boonacker (78), Haarlem, Noord-Holland, Nederland
• Adriana Johanna Maria van Vugt (41), 's Hertogenbosch
• Barbara Tijsdr Schuffel (40), Alkmaar, Noord-Holland, Netherlands
• Antonetta van de Wouw (26), Tilburg, NB Netherlands
• Anna Maria Hubertina Linotte (79), Maastricht, Limburg, Netherlands

• 1919 » Alberto Breccia, Uruguayan-Argentinian author and illustrator († 1993)
• 1920 » Godfrey Stafford, English-South African physicist and academic († 2013)
• 1920 » Richard von Weizsäcker, German soldier and politician, 6th President of Germany († 2015)
• 1920 » Thomas Szasz, Hungarian-American psychiatrist and academic († 2012)
• 1921 » Angelo DiGeorge, American physician and endocrinologist († 2009)
• 1921 » Georgy Beregovoy, Ukrainian-Russian general, pilot, and astronaut († 1995)
• 1922 » Graham Whitehead, English racing driver († 1981)
• 1922 » Harold Washington, American lawyer and politician, 51st Mayor of Chicago († 1987)
• 1922 » Hasrat Jaipuri, Indian poet and songwriter († 1999)
• 1922 » Michael Ansara, Syrian-American actor († 2013)

• 1898 » Te Keepa Te Rangihiwinui, New Zealand commander and politician
• 1912 » Victims of the Titanic disaster:
• 1917 » János Murkovics, Slovene author, poet, and educator (b. 1839)
• 1927 » Gaston Leroux, French journalist and author (b. 1868)
• 1938 » César Vallejo, Peruvian journalist, poet, and playwright (b. 1892)
• 1942 » Robert Musil, Austrian-Swiss author and playwright (b. 1880)
• 1943 » Aristarkh Lentulov, Russian painter and set designer (b. 1882)
• 1944 » Nikolai Fyodorovich Vatutin, Russian general (b. 1901)
• 1945 » Hermann Florstedt, German SS officer (b. 1895)
• 1948 » Radola Gajda, Montenegrin-Czech general and politician (b. 1892)

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.
• January 16 » The Marxist Left in Slovakia and the Transcarpathian Ukraine holds its founding congress in Ľubochňa.
• February 21 » Constituent Assembly of the Democratic Republic of Georgia adopts the country's first constitution.
• July 11 » The Red Army captures Mongolia from the White Army and establishes the Mongolian People's Republic.
• September 11 » Nahalal, the first moshav in Palestine, is settled as part of a Zionist plan of creating a Jewish state, later to be Israel.
• October 18 » The Crimean Autonomous Soviet Socialist Republic is formed as part of the Russian Soviet Federative Socialist Republic.
• October 29 » United States: Second trial of Sacco and Vanzetti in Boston, Massachusetts.

The temperature on April 15, 1921 was between -2.4 °C and 8.8 °C and averaged 3.7 °C. There was 1.8 mm of rain. There was 5.1 hours of sunshine (37%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the west-northwest.