Family tree Jacobs » Janke de Roo (1865-1945)

Personal data Janke de Roo 


Household of Janke de Roo

She is married to Wiecher Ketelaar.

They got married on June 23, 1894 at Vlagtwedde Groningen Nederland, she was 29 years old.

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Timeline Janke de Roo

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Ancestors (and descendant) of Janke de Roo

Hendrik Lucas de Roo
1782-1858
Jantje Lieuwes Hogenberg
1782-1857

Janke de Roo
1865-1945

1894

Wiecher Ketelaar
1869-1955


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Historical events

Birthday March 20, 1865

  • The temperature on March 20, 1865 was about -5.3 °C. The air pressure was 27 kgf/m2 and came mainly from the east-northeast. The airpressure was 76 cm mercury. The atmospheric humidity was 85%. 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 February 1, 1862 to February 10, 1866 the cabinet Thorbecke II, with Mr. J.R. Thorbecke (liberaal) as prime minister.
  • In the year 1865: Source: Wikipedia
    • The Netherlands had about 3.6 million citizens.
    • March 16 » American Civil War: The Battle of Averasborough began as Confederate forces suffer irreplaceable casualties in the final months of the war.
    • April 6 » American Civil War: The Battle of Sailor's Creek: Confederate General Robert E. Lee's Army of Northern Virginia fights and loses its last major battle while in retreat from Richmond, Virginia during the Appomattox Campaign.
    • April 13 » American Civil War: Raleigh, North Carolina is occupied by Union Forces.
    • May 1 » The Empire of Brazil, Argentina, and Uruguay sign the Treaty of the Triple Alliance.
    • May 17 » The International Telegraph Union (later the International Telecommunication Union) is established in Paris.
    • December 24 » Jonathan Shank and Barry Ownby form The Ku Klux Klan.

Day of marriage June 23, 1894

  • The temperature on June 23, 1894 was about 16.3 °C. The airpressure was 76 cm mercury. The atmospheric humidity was 91%. Source: KNMI
  • Koningin Wilhelmina (Huis van Oranje-Nassau) was from 1890 till 1948 sovereign of the Netherlands (also known as Koninkrijk der Nederlanden)
  • Regentes Emma (Huis van Oranje-Nassau) was from 1890 till 1898 sovereign of the Netherlands (also known as Koninkrijk der Nederlanden)
  • In The Netherlands , there was from August 21, 1891 to May 9, 1894 the cabinet Van Tienhoven, with Mr. G. van Tienhoven (unie-liberaal) as prime minister.
  • In The Netherlands , there was from May 9, 1894 to July 27, 1897 the cabinet Roëll, with Jonkheer mr. J. Roëll (oud-liberaal) as prime minister.
  • In the year 1894: Source: Wikipedia
    • The Netherlands had about 5.1 million citizens.
    • March 16 » Jules Massenet's opera Thaïs is first performed.
    • May 1 » Coxey's Army, the first significant American protest march, arrives in Washington, D.C.
    • June 24 » Marie François Sadi Carnot is assassinated by Sante Geronimo Caserio.
    • June 28 » Labor Day becomes an official US holiday.
    • July 25 » The First Sino-Japanese War begins when the Japanese fire upon a Chinese warship.
    • November 1 » Nicholas II becomes the new (and last) Tsar of Russia after his father, Alexander III, dies.

Day of death December 29, 1945

  • The temperature on December 29, 1945 was between 0.5 °C and 4.6 °C and averaged 2.4 °C. There was 0.2 mm of rain. The average windspeed was 2 Bft (weak wind) and was prevailing from the south-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 July 27, 1941 to February 23, 1945 the cabinet Gerbrandy II, with Prof. dr. P.S. Gerbrandy (ARP) as prime minister.
  • In The Netherlands , there was from February 23, 1945 to June 24, 1945 the cabinet Gerbrandy III, with Prof. dr. P.S. Gerbrandy (ARP) as prime minister.
  • From June 24, 1945 till July 3, 1946 the Netherlands had a cabinet Schermerhorn - Drees with the prime ministers Prof. ir. W. Schermerhorn (VDB) and W. Drees (PvdA).
  • In the year 1945: Source: Wikipedia
    • The Netherlands had about 9.2 million citizens.
    • February 8 » World War II: Mikhail Devyataev escapes with nine other Soviet inmates from a Nazi concentration camp in Peenemünde on the island of Usedom by hijacking the camp commandant's Heinkel He 111.
    • March 14 » The R.A.F. drop the Grand Slam bomb in action for the first time, on a railway viaduct near Bielefeld, Germany.
    • May 5 » World War II: Dönitz gives Löhr permission to seek an armistice with the Western Allies to preserve a communist free Austria and recognising first, from a German standpoint, the separation of Austria from Germany undoing the Anschluss.
    • August 2 » World War II: End of the Potsdam Conference.
    • October 12 » World War II: Desmond Doss is the first conscientious objector to receive the U.S. Medal of Honor.
    • October 17 » A massive demonstration in Buenos Aires, Argentina, demands Juan Perón's release.


Same birth/death day

Source: Wikipedia

Source: Wikipedia


About the surname De Roo

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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/I48423.php : accessed February 25, 2026), "Janke de Roo (1865-1945)".