Family tree Brouwer - Koster » Heiko Tjark Groenendaal (1908-1950)

Personal data Heiko Tjark Groenendaal 

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Household of Heiko Tjark Groenendaal

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Timeline Heiko Tjark Groenendaal

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Ancestors (and descendant) of Heiko Tjark Groenendaal

Pieter Martinus Holthuijsen
1843-1920
Johanna van den Berg
1843-1915

Heiko Tjark Groenendaal
1908-1950


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Historical events

Day of death March 12, 1950

  • The temperature on March 12, 1950 was between 0.2 °C and 8.3 °C and averaged 4.3 °C. There was 0.3 mm of rain. There was 5.6 hours of sunshine (48%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the west-northwest. 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)
  • From August 7, 1948 till March 15, 1951 the Netherlands had a cabinet Drees - Van Schaik with the prime ministers Dr. W. Drees (PvdA) and Mr. J.R.H. van Schaik (KVP).
  • In the year 1950: Source: Wikipedia
    • The Netherlands had about 10.0 million citizens.
    • January 13 » Finland forms diplomatic relations with the People's Republic of China.
    • February 8 » Cold War: The Stasi, the secret police of East Germany, is established.
    • March 12 » The Llandow air disaster kills 80 people when the aircraft they are travelling in crashes near Sigingstone, Wales. At the time this was the world's deadliest air disaster.
    • March 17 » Researchers at the University of California, Berkeley announce the creation of element 98, which they name "californium".
    • October 21 » Korean War: Heavy fighting begins between British and Australian forces against the North Koreans during the Battle of Yongju.
    • November 1 » Puerto Rican nationalists Griselio Torresola and Oscar Collazo attempt to assassinate US President Harry S. Truman at Blair House.


Same birth/death day

Source: Wikipedia


About the surname Groenendaal


The Family tree Brouwer - Koster publication was prepared by .contact the author
When copying data from this family tree, please include a reference to the origin:
Eric Brouwer, "Family tree Brouwer - Koster", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-eric-brouwer/I7376.php : accessed February 17, 2026), "Heiko Tjark Groenendaal (1908-1950)".