Family tree Weening » Willem Koster (1897-1962)

Personal data Willem Koster 


Household of Willem Koster

He is married to Klaaske Pitstra.

They got married on June 8, 1929 at Achtkarspelen (Fr), he was 31 years old.Source 4


Child(ren):

  1. Ytje Koster  1929-2019
  2. Jantje Koster  1932-201
  3. (Not public)

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Timeline Willem Koster

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Ancestors (and descendant) of Willem Koster

Sytze Jetzes Koster
1829-1897
Aukje Sjoerds Hoekstra
1828-1911
Jan Heddes Heidinga
1817-1897
Hiske Pieters Arendsma
1830-1906

Willem Koster
1897-1962

1929

Klaaske Pitstra
1910-1986

Ytje Koster
1929-2019
Jantje Koster
1932-201
(Not public)

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Sources

  1. Geboorteregister 1897, Achtkarspelen
  2. Overlijdensregister 1962, Achtkarspelen
  3. http://www.graftombe.nl/names/info/304126/koster
  4. Huwelijksregister 1929, Achtkarspelen

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Historical events

Birthday June 15, 1897

  • The temperature on June 15, 1897 was about 19.9 °C. The airpressure was 77 cm mercury. The atmospheric humidity was 56%. Source: KNMI
  • Koningin Wilhelmina (Huis van Oranje-Nassau) was from 1890 till 1948 sovereign of the Netherlands (also known as Koninkrijk der Nederlanden)
  • Regentes Emma (Huis van Oranje-Nassau) was from 1890 till 1898 sovereign of the Netherlands (also known as Koninkrijk der Nederlanden)
  • In The Netherlands , there was from May 9, 1894 to July 27, 1897 the cabinet Roëll, with Jonkheer mr. J. Roëll (oud-liberaal) as prime minister.
  • In The Netherlands , there was from July 27, 1897 to August 1, 1901 the cabinet Pierson, with Mr. N.G. Pierson (unie-liberaal) as prime minister.
  • In the year 1897: Source: Wikipedia
    • The Netherlands had about 5.1 million citizens.
    • January 31 » Czechoslav Trade Union Association is founded in Prague.
    • April 18 » The Greco-Turkish War is declared between Greece and the Ottoman Empire.
    • April 30 » J. J. Thomson of the Cavendish Laboratory announces his discovery of the electron as a subatomic particle, over 1,800 times smaller than a proton (in the atomic nucleus), at a lecture at the Royal Institution in London.
    • May 26 » Dracula, a Gothic horror novel by Irish author Bram Stoker, is published.
    • June 16 » A treaty annexing the Republic of Hawaii to the United States is signed; the Republic would not be dissolved until a year later.
    • September 12 » Tirah Campaign: In the Battle of Saragarhi, ten thousand Pashtun tribesmen suffer several hundred casualties while attacking 21 Sikh soldiers in British service.

Day of marriage June 8, 1929

  • The temperature on June 8, 1929 was between 5.3 °C and 17.8 °C and averaged 12.7 °C. There was 14.3 mm of rain. There was 3.8 hours of sunshine (23%). The average windspeed was 2 Bft (weak wind) and was prevailing from the south-southeast. 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 March 8, 1926 to August 10, 1929 the cabinet De Geer I, with Jonkheer mr. D.J. de Geer (CHU) as prime minister.
  • In The Netherlands , there was from August 10, 1929 to May 26, 1933 the cabinet Ruys de Beerenbrouck III, with Jonkheer mr. Ch.J.M. Ruys de Beerenbrouck (RKSP) as prime minister.
  • In the year 1929: Source: Wikipedia
    • The Netherlands had about 7.7 million citizens.
    • January 1 » The former municipalities of Point Grey, British Columbia and South Vancouver, British Columbia are amalgamated into Vancouver.
    • January 6 » Mother Teresa arrives by sea in Calcutta, India, to begin her work among India's poorest and sick people.
    • August 11 » Babe Ruth becomes the first baseball player to hit 500 home runs in his career with a home run at League Park in Cleveland, Ohio.
    • August 16 » The 1929 Palestine riots break out in Mandatory Palestine between Palestinian Arabs and Jews and continue until the end of the month. In total, 133 Jews and 116 Arabs are killed.
    • August 23 » Hebron Massacre during the 1929 Palestine riots: Arab attack on the Jewish community in Hebron in the British Mandate of Palestine, continuing until the next day, resulted in the death of 65–68 Jews and the remaining Jews being forced to leave the city.
    • October 7 » Photius II becomes Ecumenical Patriarch of Constantinople.

Day of death July 30, 1962

  • The temperature on July 30, 1962 was between 5.8 °C and 19.9 °C and averaged 14.8 °C. There was 1.2 mm of rain during 0.8 hours. There was 3.4 hours of sunshine (22%). The partly or heavily clouded was. The average windspeed was 1 Bft (weak wind) and was prevailing from the south-southwest. Source: KNMI
  • Koningin Juliana (Huis van Oranje-Nassau) was from September 4, 1948 till April 30, 1980 sovereign of the Netherlands (also known as Koninkrijk der Nederlanden)
  • In The Netherlands , there was from May 19, 1959 to July 24, 1964 the cabinet De Quay, with Prof. dr. J.E. de Quay (KVP) as prime minister.
  • In the year 1962: Source: Wikipedia
    • The Netherlands had about 11.7 million citizens.
    • January 12 » Vietnam War: Operation Chopper, the first American combat mission in the war, takes place.
    • May 27 » The Centralia mine fire is ignited in the town's landfill above a coal mine.
    • June 1 » Adolf Eichmann is hanged in Israel.
    • August 22 » The OAS attempts to assassinate French president Charles de Gaulle.
    • November 21 » The Chinese People's Liberation Army declares a unilateral ceasefire in the Sino-Indian War.
    • December 14 » NASA's Mariner 2 becomes the first spacecraft to fly by Venus.


Same birth/death day

Source: Wikipedia

Source: Wikipedia


About the surname Koster

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  • Check the information Open Archives has about Koster.
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The Family tree Weening publication was prepared by .contact the author
When copying data from this family tree, please include a reference to the origin:
Hans Weening, "Family tree Weening", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-weening/I12766.php : accessed October 16, 2026), "Willem Koster (1897-1962)".