Family tree Klavers » Willem de Graaf (1920-< 2019)

Personal data Willem de Graaf 


Household of Willem de Graaf

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Timeline Willem de Graaf

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Ancestors (and descendant) of Willem de Graaf

Jan de Graaf
± 1864-< 1910
Antonia Zuidema
± 1865-< 1920

Willem de Graaf
1920-< 2019


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Sources

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Historical events

  • The temperature on January 18, 1920 was between 8.6 °C and 9.3 °C and averaged 9.1 °C. There was 0.6 mm of rain. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the west-southwest. Source: KNMI
  • 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.
  • In the year 1920: Source: Wikipedia
    • The Netherlands had about 6.8 million citizens.
    • February 20 » An earthquake kills between 114 and 130 in Georgia and heavily damages the town of Gori.
    • March 8 » The Arab Kingdom of Syria, the first modern Arab state to come into existence, is established.
    • August 13 » Polish–Soviet War: The Battle of Warsaw begins and will last till August 25. The Red Army is defeated.
    • November 16 » Qantas, Australia's national airline, is founded as Queensland and Northern Territory Aerial Services Limited.
    • December 11 » Irish War of Independence: In retaliation for a recent IRA ambush, British forces burn and loot numerous buildings in Cork city. Many civilians report being beaten, shot at, robbed and verbally abused by British forces.
    • December 19 » King Constantine I is restored as King of the Hellenes after the death of his son Alexander of Greece and a plebiscite.


Same birth/death day

Source: Wikipedia


About the surname De Graaf

  • View the information that Genealogie Online has about the surname De Graaf.
  • Check the information Open Archives has about De Graaf.
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The Family tree Klavers publication was prepared by .contact the author
When copying data from this family tree, please include a reference to the origin:
Joop Klavers, "Family tree Klavers", database, Genealogy Online (https://www.genealogieonline.nl/stamboom_klavers/I466752.php : accessed February 27, 2026), "Willem de Graaf (1920-< 2019)".