Family tree Jacobs » Roelf de Jonge (1887-1950)

Personal data Roelf de Jonge 


Household of Roelf de Jonge

He is married to Hendrikje Wanningen.

They got married on May 10, 1917 at Emmen, he was 29 years old.


Child(ren):

  1. Jacob de Jonge  1924-1925

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Timeline Roelf de Jonge

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Ancestors (and descendant) of Roelf de Jonge


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Historical events

Birthday December 1, 1887

  • The temperature on December 1, 1887 was about 7.2 °C. The air pressure was 16 kgf/m2 and came mainly from the west-southwest. The airpressure was 77 cm mercury. The atmospheric humidity was 95%. 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 April 23, 1884 to April 21, 1888 the cabinet Heemskerk, with Mr. J. Heemskerk Azn. (conservatief) as prime minister.
  • In the year 1887: Source: Wikipedia
    • The Netherlands had about 4.5 million citizens.
    • January 20 » The United States Senate allows the Navy to lease Pearl Harbor as a naval base.
    • May 9 » Buffalo Bill Cody's Wild West Show opens in London.
    • June 8 » Herman Hollerith applies for US patent #395,781 for the 'Art of Compiling Statistics', which was his punched card calculator.
    • July 4 » The founder of Pakistan, Quaid-i-Azam Muhammad Ali Jinnah, joins Sindh-Madrasa-tul-Islam, Karachi.
    • September 5 » A fire at the Theatre Royal, Exeter, kills 186.
    • November 13 » Bloody Sunday clashes in central London.

Day of marriage May 10, 1917

  • The temperature on May 10, 1917 was between 3.5 °C and 20.4 °C and averaged 13.6 °C. There was 9.8 hours of sunshine (64%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the east-southeast. 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.
    • January 19 » Silvertown explosion: A blast at a munitions factory in London kills 73 and injures over 400. The resulting fire causes over £2,000,000 worth of damage.
    • March 16 » World War I: A German auxiliary cruiser is sunk in the Action of 16 March 1917.
    • April 2 » World War I: United States President Woodrow Wilson asks the U.S. Congress for a declaration of war on Germany.
    • June 5 » World War I: Conscription begins in the United States as "Army registration day".
    • July 20 » World War I: The Corfu Declaration, which leads to the creation of the post-war Kingdom of Yugoslavia, is signed by the Yugoslav Committee and Kingdom of Serbia.
    • September 26 » World War I: The Battle of Polygon Wood begins.

Day of death May 21, 1950

  • The temperature on May 21, 1950 was between 11.4 °C and 24.4 °C and averaged 18.3 °C. There was 5.5 mm of rain during 4.7 hours. There was 3.7 hours of sunshine (23%). The average windspeed was 3 Bft (moderate breeze) 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)
  • From August 7, 1948 till March 15, 1951 the Netherlands had a cabinet Drees - Van Schaik with the prime ministers Dr. W. Drees (PvdA) and Mr. J.R.H. van Schaik (KVP).
  • In the year 1950: Source: Wikipedia
    • The Netherlands had about 10.0 million citizens.
    • January 21 » American lawyer and government official Alger Hiss is convicted of perjury.
    • January 26 » The Constitution of India comes into force, forming a republic. Rajendra Prasad is sworn in as its first President of India. Observed as Republic Day in India.
    • May 13 » The first round of the Formula One World Championship is held at Silverstone.
    • June 28 » Korean War: North Korean Army conducts the Seoul National University Hospital massacre.
    • July 11 » Pakistan joins the International Monetary Fund and the International Bank.
    • August 20 » Korean War: United Nations repel an offensive by North Korean divisions attempting to cross the Nakdong River and assault the city of Taegu.


Same birth/death day

Source: Wikipedia

Source: Wikipedia


About the surname De Jonge

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The Family tree Jacobs publication was prepared by .contact the author
When copying data from this family tree, please include a reference to the origin:
Michael Jacobs, "Family tree Jacobs", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-michael-jacobs/I28642.php : accessed February 25, 2026), "Roelf de Jonge (1887-1950)".