Family tree Smith » Johanna Wilhelmina Bladergroen (1900-)

Personal data Johanna Wilhelmina Bladergroen 

  • She was born on March 12, 1900 in Moentilan, Magelang, Java.
  • Resident: Koninginneduinweg 1, Bloemendaal.Source 1
  • This information was last updated on September 25, 2025.

Household of Johanna Wilhelmina Bladergroen

She is married to Johan Hendrik Piekhaar.

They got married on September 19, 1917 at Tasikmalaja, she was 17 years old.Source 2


Child(ren):

  1. (Not public)

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Ancestors (and descendant) of Johanna Wilhelmina Bladergroen

Johanna Wilhelmina Bladergroen
1900-????

1917

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Sources

  1. (Not public)
  2. RA1918/38

Historical events

  • The temperature on March 12, 1900 was about 2.4 °C. The airpressure was 77 cm mercury. The atmospheric humidity was 100%. 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 7 » Second Boer War: British troops fail in their third attempt to lift the Siege of Ladysmith.
    • February 27 » Second Boer War: In South Africa, British military leaders receive an unconditional notice of surrender from Boer General Piet Cronjé at the Battle of Paardeberg.
    • March 7 » The German liner SSKaiser Wilhelm der Grosse becomes the first ship to send wireless signals to shore.
    • May 24 » Second Boer War: The United Kingdom annexes the Orange Free State.
    • June 20 » Boxer Rebellion: The Imperial Chinese Army begins a 55-day siege of the Legation Quarter in Beijing, China.
    • August 16 » The Battle of Elands River during the Second Boer War ends after a 13-day siege is lifted by the British. The battle had begun when a force of between 2,000 and 3,000 Boers had surrounded a force of 500 Australians, Rhodesians, Canadians and British soldiers at a supply dump at Brakfontein Drift.
  • The temperature on September 19, 1917 was between 15.9 °C and 20.4 °C and averaged 17.0 °C. There was 3.1 mm of rain. There was 2.9 hours of sunshine (23%). 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 August 29, 1913 to September 9, 1918 the cabinet Cort van der Linden, with Mr. P.W.A. Cort van der Linden (liberaal) as prime minister.
  • In the year 1917: Source: Wikipedia
    • The Netherlands had about 6.5 million citizens.
    • February 5 » The current constitution of Mexico is adopted, establishing a federal republic with powers separated into independent executive, legislative, and judicial branches.
    • March 8 » International Women's Day protests in St. Petersburg mark the beginning of the February Revolution (February 23rd in the Julian calendar).
    • May 21 » The Great Atlanta fire of 1917 causes $5.5million in damages, destroying some 300 acres including 2,000 homes, businesses and churches, displacing about 10,000 people but leading to only one fatality (due to heart attack).
    • August 6 » World War I: Battle of Mărășești between the Romanian and German armies begins.
    • October 15 » World War I: Dutch dancer Mata Hari is executed by France for espionage.
    • November 26 » The Manchester Guardian publishes the 1916 secret Sykes-Picot Agreement between the United Kingdom and France.


Same birth/death day

Source: Wikipedia


About the surname Bladergroen


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When copying data from this family tree, please include a reference to the origin:
Bob Smith, "Family tree Smith", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-smith/I31874.php : accessed February 3, 2026), "Johanna Wilhelmina Bladergroen (1900-)".