Family tree Koster Twijslerheide e.o. » Sierd Koster (1922-2009)

Personal data Sierd Koster 


Household of Sierd Koster

He is married to (Not public).

They got married on October 23, 1947 at Buitenpost, he was 25 years old.


Child(ren):

  1. (Not public)
  2. (Not public)
  3. (Not public)
  4. (Not public)

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Timeline Sierd Koster

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Historical events

  • The temperature on February 3, 1922 was between -5.6 °C and 8.1 °C and averaged 3.3 °C. There was 24.0 mm of rain. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west. 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 Netherlands , there was from September 19, 1922 to August 4, 1925 the cabinet Ruys de Beerenbrouck II, with Jonkheer mr. Ch.J.M. Ruys de Beerenbrouck (RKSP) as prime minister.
  • In the year 1922: Source: Wikipedia
    • The Netherlands had about 7.0 million citizens.
    • April 5 » The American Birth Control League, forerunner of Planned Parenthood, is incorporated.
    • April 15 » U.S. Senator John B. Kendrick of Wyoming introduces a resolution calling for an investigation of a secret land deal, which leads to the discovery of the Teapot Dome scandal.
    • July 20 » The League of Nations awards mandates of Togoland to France and Tanganyika to the United Kingdom.
    • September 11 » The Treaty of Kars is ratified in Yerevan, Armenia.
    • October 28 » Italian fascists led by Benito Mussolini march on Rome and take over the Italian government.
    • December 6 » One year to the day after the signing of the Anglo-Irish Treaty, the Irish Free State comes into existence.
  • The temperature on October 23, 1947 was between 7.6 °C and 14.9 °C and averaged 11.1 °C. There was 1.0 mm of rain during 1.4 hours. There was 0.9 hours of sunshine (9%). The average windspeed was 2 Bft (weak wind) and was prevailing from the south east. 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 July 3, 1946 to August 7, 1948 the cabinet Beel I, with Dr. L.J.M. Beel (KVP) as prime minister.
  • In the year 1947: Source: Wikipedia
    • The Netherlands had about 9.5 million citizens.
    • February 23 » International Organization for Standardization is founded.
    • March 12 » Cold War: The Truman Doctrine is proclaimed to help stem the spread of Communism.
    • March 17 » First flight of the B-45 Tornado strategic bomber.
    • July 6 » The AK-47 goes into production in the Soviet Union.
    • August 15 » India gains Independence from British rule after near 190 years of British company and crown rule, and joins the Commonwealth of Nations.
    • December 30 » Cold War: King Michael I of Romania is forced to abdicate by the Soviet Union-backed Communist government of Romania.
  • The temperature on October 20, 2009 was between 4.1 °C and 11.3 °C and averaged 8.0 °C. There was 6.8 hours of sunshine (65%). The partly or heavily clouded was. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the south east. Source: KNMI
  • Koningin Beatrix (Huis van Oranje-Nassau) was from April 30, 1980 till April 30, 2013 sovereign of the Netherlands (also known as Koninkrijk der Nederlanden)
  • In The Netherlands , there was from Thursday, February 22, 2007 to Thursday, October 14, 2010 the cabinet Balkenende IV, with Mr.dr. J.P. Balkenende (CDA) as prime minister.
  • In the year 2009: Source: Wikipedia
    • The Netherlands had about 16.5 million citizens.
    • January 1 » Sixty-six people die in a nightclub fire in Bangkok, Thailand.
    • January 21 » Israel withdraws from the Gaza Strip, officially ending a three-week war it had with Hamas. However, intermittent fire by both sides continues in the weeks to follow.
    • March 12 » Financier Bernard Madoff pleads guilty to one of the largest frauds in Wall Street's history.
    • April 5 » North Korea launches its controversial Kwangmyŏngsŏng-2 rocket. The satellite passed over mainland Japan, which prompted an immediate reaction from the United Nations Security Council, as well as participating states of Six-party talks.
    • September 9 » The Dubai Metro, the first urban train network in the Arabian Peninsula, is ceremonially inaugurated.
    • September 29 » The 8.1 Mw  Samoa earthquake results in a tsunami that kills 189 and injures hundreds.


Same birth/death day

Source: Wikipedia

Source: Wikipedia


About the surname Koster

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When copying data from this family tree, please include a reference to the origin:
Tjitze Koster, "Family tree Koster Twijslerheide e.o.", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-koster/I3357.php : accessed February 22, 2026), "Sierd Koster (1922-2009)".