Family tree Baert » Hajo Janssonius (1879-1971)

Personal data Hajo Janssonius 


Household of Hajo Janssonius

He is married to Renssien Mulder.

They got married on May 17, 1906 at Bierum, he was 26 years old.


Child(ren):


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Timeline Hajo Janssonius

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Ancestors (and descendant) of Hajo Janssonius


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Historical events

Birthday September 5, 1879

  • The temperature on September 5, 1879 was about 14.3 °C. The air pressure was 2 kgf/m2 and came mainly from the east-northeast. The airpressure was 76 cm mercury. The atmospheric humidity was 81%. Source: KNMI
  • Koning Willem III (Huis van Oranje-Nassau) was from 1849 till 1890 sovereign of the Netherlands (also known as Koninkrijk der Nederlanden)
  • In The Netherlands , there was from November 3, 1877 to August 20, 1879 the cabinet Kappeijne van de Coppello, with Mr. J. Kappeijne van de Coppello (liberaal) as prime minister.
  • In The Netherlands , there was from August 20, 1879 to April 23, 1883 the cabinet Van Lijnden van Sandenburg, with Mr. C.Th. baron Van Lijnden van Sandenburg (conservatief-AR) as prime minister.
  • In the year 1879: Source: Wikipedia
    • The Netherlands had about 4.0 million citizens.
    • January 22 » The Battle of Isandlwana during the Anglo-Zulu War results in a British defeat.
    • February 8 » Sandford Fleming first proposes adoption of Universal Standard Time at a meeting of the Royal Canadian Institute.
    • March 29 » Anglo-Zulu War: Battle of Kambula: British forces defeat 20,000 Zulus.
    • October 7 » Germany and Austria-Hungary sign the "Twofold Covenant" and create the Dual Alliance.
    • October 22 » Using a filament of carbonized thread, Thomas Edison tests the first practical electric incandescent light bulb (it lasts 13​⁄2 hours before burning out).
    • December 28 » Tay Bridge disaster: The central part of the Tay Rail Bridge in Dundee, Scotland, United Kingdom collapses as a train passes over it, killing 75.

Day of marriage May 17, 1906

  • The temperature on May 17, 1906 was between 6.1 °C and 14.9 °C and averaged 10.5 °C. There was 1.0 mm of rain. There was 5.7 hours of sunshine (36%). The average windspeed was 2 Bft (weak wind) and was prevailing from the south 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.
    • January 22 » SSValencia runs aground on rocks on Vancouver Island, British Columbia, killing more than 130.
    • June 7 » Cunard Line's RMSLusitania is launched from the John Brown Shipyard, Glasgow (Clydebank), Scotland.
    • June 30 » The United States Congress passes the Meat Inspection Act and Pure Food and Drug Act.
    • August 13 » The all black infantrymen of the U.S. Army's 25th Infantry Regiment are accused of killing a white bartender and wounding a white police officer in Brownsville, Texas, despite exculpatory evidence; all are later dishonorably discharged. (Their records were later restored to reflect honorable discharges but there were no financial settlements.)
    • September 13 » The Santos-Dumont 14-bis makes a short hop, the first flight of a fixed-wing aircraft in Europe.
    • September 24 » Racial tensions exacerbated by rumors lead to the Atlanta Race Riot, further increasing racial segregation.

Day of death June 13, 1971

  • The temperature on June 13, 1971 was between 6.8 °C and 19.1 °C and averaged 13.3 °C. There was 0.5 mm of rain during 0.2 hours. There was 8.4 hours of sunshine (50%). The partly clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the west-northwest. 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 5, 1967 to Tuesday, July 6, 1971 the cabinet De Jong, with P.J.S. de Jong (KVP) as prime minister.
  • In The Netherlands , there was from April 5, 1967 to Tuesday, July 6, 1971 the cabinet Biesheuvel I, with Mr. B.W. Biesheuvel (ARP) as prime minister.
  • In the year 1971: Source: Wikipedia
    • The Netherlands had about 13.1 million citizens.
    • March 8 » The Fight of the Century between Joe Frazier and Muhammad Ali commences. Frazier wins in 15 rounds via unanimous decision.
    • April 5 » In Sri Lanka, Janatha Vimukthi Peramuna launches a revolt against the United Front government of Sirimavo Bandaranaike.
    • May 13 » Over 900 unarmed Bengali Hindus are murdered in the Demra massacre.
    • August 1 » The Concert for Bangladesh, organized by former Beatle George Harrison, is held at Madison Square Garden in New York City.
    • September 29 » Oman joins the Arab League.
    • December 7 » Pakistan President Yahya Khan announces the formation of a coalition government with Nurul Amin as Prime Minister and Zulfikar Ali Bhutto as Deputy Prime Minister.


Same birth/death day

Source: Wikipedia

Source: Wikipedia


About the surname Hajo Janssonius


The Family tree Baert publication was prepared by .contact the author
When copying data from this family tree, please include a reference to the origin:
P.M. Baert, "Family tree Baert", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-baert/I45848.php : accessed February 18, 2026), "Hajo Janssonius (1879-1971)".