Family tree Ham en Dallinga » Johanna Koehoorn (1906-1995)

Personal data Johanna Koehoorn 


Household of Johanna Koehoorn

(1) She is married to Tjerk Geerts Vaartjes.

They got married on September 27, 1924 at Leeuwarden, she was 17 years old.


Child(ren):

  1. Geert Vaartjes  1926-1999
  2. Kornelis Vaartjes  1927-1996
  3. (Not public)
  4. (Not public)

Event (Separation) on September 23, 1937 in Leeuwarden .

The couple are divorced.


(2) She is married to Jan van der Wal.

They got married on November 9, 1938 at Leeuwarden, she was 31 years old.

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Timeline Johanna Koehoorn

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Ancestors (and descendant) of Johanna Koehoorn

Johanna Koehoorn
1906-1995

(1) 1924

Tjerk Geerts Vaartjes
1895-1982

Geert Vaartjes
1926-1999
Kornelis Vaartjes
1927-1996
(Not public)
(Not public)
(2) 1938

Jan van der Wal
1891-1945


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Historical events

Birthday December 23, 1906

  • The temperature on December 23, 1906 was between -10.4 °C and -1.6 °C and averaged -7.3 °C. There was 1.0 hours of sunshine (13%). The average windspeed was 2 Bft (weak wind) 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 17, 1905 to February 11, 1908 the cabinet De Meester, with Mr. Th. de Meester (unie-liberaal) as prime minister.
  • In the year 1906: Source: Wikipedia
    • The Netherlands had about 5.5 million citizens.
    • March 31 » The Intercollegiate Athletic Association of the United States (later the National Collegiate Athletic Association) is established to set rules for college sports in the United States.
    • April 14 » The Azusa Street Revival opens and will launch Pentecostalism as a worldwide movement.
    • May 2 » Closing ceremony of the Intercalated Games in Athens, Greece.
    • May 22 » The Wright brothers are granted U.S. patent number 821,393 for their "Flying-Machine".
    • June 25 » Pittsburgh, Pennsylvania millionaire Harry Thaw shoots and kills prominent architect Stanford White.
    • December 30 » The All-India Muslim League is founded in Dacca, East Bengal, British India (later Dhaka, Bangladesh).

Day of marriage November 9, 1938

  • The temperature on November 9, 1938 was between 7.6 °C and 10.9 °C and averaged 9.0 °C. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south. 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 June 24, 1937 to July 25, 1939 the cabinet Colijn IV, with Dr. H. Colijn (ARP) as prime minister.
  • In the year 1938: Source: Wikipedia
    • The Netherlands had about 8.6 million citizens.
    • March 27 » Second Sino-Japanese War: The Battle of Taierzhuang begins, resulting several weeks later in the war's first major Chinese victory over Japan.
    • May 26 » In the United States, the House Un-American Activities Committee begins its first session.
    • June 7 » Second Sino-Japanese War: The Chinese Nationalist government creates the 1938 Yellow River flood to halt Japanese forces. Five hundred to nine hundred thousand civilians are killed.
    • July 17 » Douglas Corrigan takes off from Brooklyn to fly the "wrong way" to Ireland and becomes known as "Wrong Way" Corrigan.
    • October 14 » The first flight of the Curtiss P-40 Warhawk fighter plane.
    • November 14 » The Lions Gate Bridge, connecting Vancouver to the North Shore region, opens to traffic.

Day of death November 9, 1995

  • The temperature on November 9, 1995 was between 9.0 °C and 12.5 °C and averaged 10.9 °C. There was -0.1 mm of rain. The heavily clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the south-southwest. Source: KNMI
  • Koningin Beatrix (Huis van Oranje-Nassau) was from April 30, 1980 till April 30, 2013 sovereign of the Netherlands (also known as Koninkrijk der Nederlanden)
  • In The Netherlands , there was from Monday, August 22, 1994 to Monday, August 3, 1998 the cabinet a href="https://nl.wikipedia.org/wiki/Kabinet-Kok_I" class="extern">Kok I, with W. Kok (PvdA) as prime minister.
  • In the year 1995: Source: Wikipedia
    • The Netherlands had about 15.4 million citizens.
    • January 6 » A chemical fire in an apartment complex in Manila, Philippines, leads to the discovery of plans for Project Bojinka, a mass-terrorist attack.
    • April 7 » First Chechen War: Russian paramilitary troops begin a massacre of civilians in Samashki, Chechnya.
    • June 26 » Hamad bin Khalifa Al Thani deposes his father Khalifa bin Hamad Al Thani, the Emir of Qatar, in a bloodless coup d'état.
    • October 26 » Mossad agents assassinate Islamic Jihad leader Fathi Shaqaqi in his hotel in Malta.
    • October 28 » The Baku Metro fire sees 289 people killed and 270 injured.
    • November 21 » The Dayton Agreement is initialed at the Wright-Patterson Air Force Base, near Dayton, Ohio, ending three and a half years of war in Bosnia and Herzegovina.


Same birth/death day

Source: Wikipedia

Source: Wikipedia


About the surname Koehoorn

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The Family tree Ham en Dallinga publication was prepared by .contact the author
When copying data from this family tree, please include a reference to the origin:
Dirk Ham, "Family tree Ham en Dallinga", database, Genealogy Online (https://www.genealogieonline.nl/ham-stamboom/I3926.php : accessed February 2, 2026), "Johanna Koehoorn (1906-1995)".