Family tree Keizer » Willem Jansen (1900-1966)

Personal data Willem Jansen 


Household of Willem Jansen

(1) He is married to Lammertje van Beek.

They got married on November 18, 1921 at Putten (Gl), he was 21 years old.


Child(ren):

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


(2) He is married to Margaretha Bloemendaal.

They got married on July 10, 1947 at Amsterdam (Nh), he was 46 years old.


Notes about Willem Jansen

Beroep: Timmerman, journalist, ambtenaar Rijks Verzekerings Bank (RVB), uitvoerder. Willem werd buiten echt geboren.

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Timeline Willem Jansen

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Ancestors (and descendant) of Willem Jansen

Willem Jansen
1900-1966

(1) 1921

Lammertje van Beek
1892-1945

(Not public)
(Not public)
(Not public)
(2) 1947

Margaretha Bloemendaal
1911-1992


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Historical events

Birthday October 30, 1900

  • The temperature on October 30, 1900 was about 8.9 °C. The airpressure was 76 cm mercury. The atmospheric humidity was 93%. 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 27, 1897 to August 1, 1901 the cabinet Pierson, with Mr. N.G. Pierson (unie-liberaal) as prime minister.
  • In the year 1900: Source: Wikipedia
    • The Netherlands had about 5.1 million citizens.
    • February 23 » Second Boer War: During the Battle of the Tugela Heights, the first British attempt to take Hart's Hill fails.
    • February 27 » The British Labour Party is founded.
    • March 14 » The Gold Standard Act is ratified, placing the United States currency on the gold standard.
    • April 5 » Archaeologists in Knossos, Crete, discover a large cache of clay tablets with hieroglyphic writing in a script they call Linear B.
    • August 3 » The Firestone Tire and Rubber Company is founded.
    • October 19 » Max Planck discovers Planck's law of black-body radiation.

Day of marriage July 10, 1947

  • The temperature on July 10, 1947 was between 7.5 °C and 14.7 °C and averaged 12.2 °C. There was 24.2 mm of rain during 7.5 hours. There was 0.5 hours of sunshine (3%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the 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 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.
    • January 15 » The Black Dahlia murder: the dismembered corpse of Elizabeth Short was found in Los Angeles.
    • January 22 » KTLA, the first commercial television station west of the Mississippi River, begins operation in Hollywood.
    • February 21 » In New York City, Edwin Land demonstrates the first "instant camera", the Polaroid Land Camera, to a meeting of the Optical Society of America.
    • April 1 » The only mutiny in the history of the Royal New Zealand Navy begins.
    • June 24 » Kenneth Arnold makes the first widely reported UFO sighting near Mount Rainier, Washington, leading to the coining of the phrase "flying saucer".
    • October 14 » Chuck Yeager becomes the first person to exceed the speed of sound.

Day of death February 19, 1966

  • The temperature on February 19, 1966 was between -0.7 °C and 5.6 °C and averaged 3.1 °C. There was 3.4 mm of rain during 5.2 hours. The heavily clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the south east. 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 April 14, 1965 to November 22, 1966 the cabinet Cals, with Mr. J.M.L.Th. Cals (KVP) as prime minister.
  • In The Netherlands , there was from November 22, 1966 to April 5, 1967 the cabinet Zijlstra, with Prof. dr. J. Zijlstra (ARP) as prime minister.
  • In the year 1966: Source: Wikipedia
    • The Netherlands had about 12.4 million citizens.
    • February 14 » Australian currency is decimalized.
    • February 26 » Apollo program: Launch of AS-201, the first flight of the Saturn IB rocket
    • March 1 » The Ba'ath Party takes power in Syria.
    • August 29 » Leading Egyptian thinker Sayyid Qutb is executed for plotting the assassination of President Gamal Abdel Nasser.
    • October 10 » The Beach Boys release one of their biggest singles, ranked the 6th greatest song by Rolling Stone, "Good Vibrations".
    • October 14 » The city of Montreal begins the operation of its underground Montreal Metro rapid transit system.


Same birth/death day

Source: Wikipedia

Source: Wikipedia


About the surname Jansen

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The Family tree Keizer publication was prepared by .contact the author
When copying data from this family tree, please include a reference to the origin:
Roelf Schrik, "Family tree Keizer", database, Genealogy Online (https://www.genealogieonline.nl/keizer-stamboom/I294.php : accessed January 11, 2026), "Willem Jansen (1900-1966)".