Family tree Weening » Jan Koopmans (1912-1973)

Personal data Jan Koopmans 


Household of Jan Koopmans

He is married to Jantje van der Ploeg.

They got married on May 23, 1931 at Kollumerland c.a., Friesland, Nederland, he was 19 years old.Source 3

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Timeline Jan Koopmans

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Ancestors (and descendant) of Jan Koopmans

Jan Melles Koopmans
1848-1932
Pietje Oenes de Boer
1849-1926
Oene Koopmans
1879-1963

Jan Koopmans
1912-1973

1931

Jantje van der Ploeg
1912-1976


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Sources

  1. Geboorteregister 1912, Kollumerland c.a.
  2. https://www.graftombe.nl/names/info/276638/koopmans
  3. Huwelijksregister 1931, Kollumerland c.a.

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Historical events

Birthday March 2, 1912

  • The temperature on March 2, 1912 was between 8.8 °C and 11.6 °C and averaged 9.9 °C. There was 3.3 mm of rain. There was 4.0 hours of sunshine (37%). The average windspeed was 5 Bft (very strong wind) and was prevailing from the south-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 February 12, 1908 to August 29, 1913 the cabinet Heemskerk, with Mr. Th. Heemskerk (AR) as prime minister.
  • In the year 1912: Source: Wikipedia
    • The Netherlands had about 6.0 million citizens.
    • January 11 » Immigrant textile workers in Lawrence, Massachusetts, go on strike when wages are reduced in response to a mandated shortening of the work week.
    • February 14 » The U.S. Navy commissions its first class of diesel-powered submarines.
    • February 29 » The Piedra Movediza (Moving Stone) of Tandil falls and breaks.
    • May 4 » Italy occupies the Greek island of Rhodes.
    • May 5 » Pravda, the "voice" of the Communist Party of the Soviet Union, begins publication in Saint Petersburg.
    • November 12 » The frozen bodies of Robert Scott and his men are found on the Ross Ice Shelf in Antarctica.

Day of marriage May 23, 1931

  • The temperature on May 23, 1931 was between 4.8 °C and 22.0 °C and averaged 15.7 °C. There was 11.7 hours of sunshine (73%). The average windspeed was 3 Bft (moderate breeze) 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 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 1931: Source: Wikipedia
    • The Netherlands had about 7.9 million citizens.
    • February 13 » The British Raj completes its transfer from Calcutta to New Delhi.
    • March 5 » The British Raj: Gandhi–Irwin Pact is signed.
    • March 25 » The Scottsboro Boys are arrested in Alabama and charged with rape.
    • March 26 » Ho Chi Minh Communist Youth Union is founded in Vietnam.
    • April 14 » The Spanish Cortes deposes King Alfonso XIII and proclaims the Second Spanish Republic.
    • July 1 » United Airlines begins service (as Boeing Air Transport).

Day of death August 10, 1973

  • The temperature on August 10, 1973 was between 10.0 °C and 24.8 °C and averaged 18.3 °C. There was 12.7 hours of sunshine (84%). The partly clouded was. The average windspeed was 1 Bft (weak wind) and was prevailing from the 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)
  • In The Netherlands , there was from Thursday, July 20, 1972 to Friday, May 11, 1973 the cabinet Biesheuvel II, with Mr. B.W. Biesheuvel (ARP) as prime minister.
  • In The Netherlands , there was from Friday, May 11, 1973 to Monday, December 19, 1977 the cabinet Den Uyl, with Drs. J.M. den Uyl (PvdA) as prime minister.
  • In the year 1973: Source: Wikipedia
    • The Netherlands had about 13.4 million citizens.
    • January 7 » In his second shooting spree of the week, Mark Essex fatally shoots seven people and wounds five others at Howard Johnson's Hotel in New Orleans, Louisiana, before being shot to death by police officers.
    • April 2 » Launch of the LexisNexis computerized legal research service.
    • April 3 » Martin Cooper of Motorola makes the first handheld mobile phone call to Joel S. Engel of Bell Labs.
    • September 11 » JAT Airways Flight 769 crashes into the Maganik mountain range while on approach to Titograd Airport, killing 35 passengers and six crew.
    • October 10 » U.S. Vice President Spiro Agnew resigns after being charged with evasion of federal income tax.
    • October 25 » Egypt and Israel accept United Nations Security Council Resolution 339.


Same birth/death day

Source: Wikipedia

Source: Wikipedia


About the surname Koopmans

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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/I119727.php : accessed December 24, 2025), "Jan Koopmans (1912-1973)".