Family tree Siegersma » Jan Poortman (1921-2003)

Personal data Jan Poortman 


Household of Jan Poortman

He is married to Jacoba Damman.

They got married.

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Historical events

  • The temperature on October 12, 1921 was between 10.4 °C and 17.2 °C and averaged 13.8 °C. The average windspeed was 2 Bft (weak wind) and was prevailing from the west-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 September 9, 1918 to September 18, 1922 the cabinet Ruys de Beerenbrouck I, with Jonkheer mr. Ch.J.M. Ruys de Beerenbrouck (RKSP) as prime minister.
  • In the year 1921: Source: Wikipedia
    • The Netherlands had about 6.9 million citizens.
    • January 9 » Greco-Turkish War: The First Battle of İnönü, the first battle of the war, begins near Eskişehir in Anatolia.
    • March 20 » The Upper Silesia plebiscite was a plebiscite mandated by the Versailles Treaty to determine a section of the border between Weimar Germany and Poland.
    • March 24 » The 1921 Women's Olympiad begins in Monte Carlo, first international women's sports event.
    • June 15 » Bessie Coleman earns her pilot's license, becoming the first female pilot of African-American descent.
    • October 21 » President Warren G. Harding delivers the first speech by a sitting U.S. President against lynching in the deep South.
    • December 22 » Opening of Visva-Bharati College, also known as Santiniketan College, now Visva Bharati University, India.
  • The temperature on February 2, 2003 was between 0.5 °C and 4.8 °C and averaged 2.8 °C. There was 10.2 mm of rain during 5.9 hours. There was 0.5 hours of sunshine (5%). The heavily clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the 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, July 22, 2002 to Tuesday, May 27, 2003 the cabinet Balkenende I, with Mr.dr. J.P. Balkenende (CDA) as prime minister.
  • In The Netherlands , there was from Tuesday, May 27, 2003 to Friday, July 7, 2006 the cabinet Balkenende II, with Mr.dr. J.P. Balkenende (CDA) as prime minister.
  • In the year 2003: Source: Wikipedia
    • The Netherlands had about 16.2 million citizens.
    • February 4 » The Federal Republic of Yugoslavia adopts a new constitution, becoming a loose confederacy between Montenegro and Serbia.
    • February 19 » An Ilyushin Il-76 military aircraft crashes near Kerman, Iran, killing 275.
    • July 1 » Over 500,000 people protest against efforts to pass anti-sedition legislation in Hong Kong.
    • August 11 » NATO takes over command of the peacekeeping force in Afghanistan, marking its first major operation outside Europe in its 54-year-history.
    • October 26 » The Cedar Fire, the third-largest fire in California history, kills 15 people, consumes 250,000 acres (1,000km), and destroys 2,200 homes around San Diego.
    • November 12 » Shanghai Transrapid sets a new world speed record (501 kilometres per hour (311mph)) for commercial railway systems, which remains the fastest for unmodified commercial rail vehicles.


Same birth/death day

Source: Wikipedia

Source: Wikipedia


About the surname Poortman

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When copying data from this family tree, please include a reference to the origin:
Sake Siegersma, "Family tree Siegersma", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-siegersma/I511.php : accessed January 15, 2026), "Jan Poortman (1921-2003)".