Family tree Diverse » Jan Zwang (1905-1974)

Personal data Jan Zwang 


Household of Jan Zwang

(1) He is married to Theodora Worp.

They got married on February 28, 1935 at Amsterdam, Gemeente Amsterdam, Noord-Holland, Nederland, he was 29 years old.

The couple were divorced from August 29, 1940 at Amsterdam, Gemeente Amsterdam, Noord-Holland, Nederland.


(2) He is married to Johanna Groeneveld.

They got married on September 11, 1941 at Amsterdam, Gemeente Amsterdam, Noord-Holland, Nederland, he was 36 years old.


Child(ren):

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

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Ancestors (and descendant) of Jan Zwang

Jan Zwang
1905-1974

(1) 1935

Theodora Worp
1915-1994

(2) 1941

Johanna Groeneveld
1917-1987

(Not public)
(Not public)
(Not public)
(Not public)

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Historical events

Birthday April 16, 1905

  • The temperature on April 16, 1905 was between 3.8 °C and 14.7 °C and averaged 9.0 °C. There was 9.5 hours of sunshine (68%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the 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 1, 1901 to August 16, 1905 the cabinet Kuijper, with Dr. A. Kuijper (AR) as prime minister.
  • In The Netherlands , there was from August 17, 1905 to February 11, 1908 the cabinet De Meester, with Mr. Th. de Meester (unie-liberaal) as prime minister.
  • In the year 1905: Source: Wikipedia
    • The Netherlands had about 5.5 million citizens.
    • January 22 » Bloody Sunday in Saint Petersburg, beginning of the 1905 revolution.
    • April 17 » The Supreme Court of the United States decides Lochner v. New York, which holds that the "right to free contract" is implicit in the due process clause of the Fourteenth Amendment to the United States Constitution.
    • August 13 » Norwegians vote to end the union with Sweden.
    • September 26 » Albert Einstein publishes the third of his Annus Mirabilis papers, introducing the special theory of relativity.
    • October 5 » The Wright brothers pilot the Wright Flyer III in a new world record flight of 24 miles in 39 minutes.
    • October 16 » The Partition of Bengal in India takes place.

Day of marriage September 11, 1941

  • The temperature on September 11, 1941 was between 10.6 °C and 18.2 °C and averaged 14.1 °C. There was 7.7 mm of rain during 7.2 hours. There was 4.2 hours of sunshine (32%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the west-northwest. 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 3, 1940 to July 27, 1941 the cabinet Gerbrandy I, with Prof. dr. P.S. Gerbrandy (ARP) as prime minister.
  • In The Netherlands , there was from July 27, 1941 to February 23, 1945 the cabinet Gerbrandy II, with Prof. dr. P.S. Gerbrandy (ARP) as prime minister.
  • In the year 1941: Source: Wikipedia
    • The Netherlands had about 8.9 million citizens.
    • April 13 » A pact of neutrality between the USSR and Japan is signed.
    • April 14 » World War II: German general Erwin Rommel attacks Tobruk.
    • April 27 » World War II: The Communist Party of Slovenia, the Slovene Christian Socialists, the left-wing Slovene Sokols (also known as "National Democrats") and a group of progressive intellectuals establish the Liberation Front of the Slovene Nation.
    • May 1 » World War II: German forces launch a major attack during the siege of Tobruk.
    • July 13 » World War II: Montenegrins begin a popular uprising against the Axis powers (Trinaestojulski ustanak).
    • August 15 » Corporal Josef Jakobs is executed by firing squad at the Tower of London at 07:12, making him the last person to be executed at the Tower for espionage.

Day of death April 18, 1974

  • The temperature on April 18, 1974 was between 2.7 °C and 12.6 °C and averaged 8.2 °C. There was 9.7 hours of sunshine (69%). The partly clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the north. 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 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 1974: Source: Wikipedia
    • The Netherlands had about 13.5 million citizens.
    • February 22 » The Organisation of the Islamic Conference summit begins in Lahore, Pakistan. Thirty-seven countries attend and twenty-two heads of state and government participate. It also recognizes Bangladesh.
    • March 29 » Terracotta Army was discovered in Shaanxi province, China.
    • April 3 » The 1974 Super Outbreak occurs, the second biggest tornado outbreak in recorded history (after the 2011 Super Outbreak). The death toll is 315, with nearly 5,500 injured.
    • May 15 » Ma'alot massacre: Members of the Democratic Front for the Liberation of Palestine attack and take hostages at an Israeli school; a total of 31 people are killed, including 22 schoolchildren.
    • August 1 » Cyprus dispute: The United Nations Security Council authorizes the UNFICYP to create the "Green Line", dividing Cyprus into two zones.
    • September 10 » Guinea-Bissau gains independence from Portugal.


Same birth/death day

Source: Wikipedia

Source: Wikipedia


About the surname Zwang

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The Family tree Diverse publication was prepared by .contact the author
When copying data from this family tree, please include a reference to the origin:
Eva Drenth, "Family tree Diverse", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-drenth/I35824.php : accessed February 17, 2026), "Jan Zwang (1905-1974)".