Genealogy Noardeast-Fryslân » Jan Cornelis Koopmans (1887-1920)

Personal data Jan Cornelis Koopmans 


Household of Jan Cornelis Koopmans

He is married to Lijsbert Douwes Fennema.

They got married on May 18, 1911 at Ferwerderadeel, he was 24 years old.

Do you have supplementary information, corrections or questions with regards to Jan Cornelis Koopmans?
The author of this publication would love to hear from you!


Timeline Jan Cornelis Koopmans

  This functionality is only available in Javascript supporting browsers.
Click on the names for more info. Symbols used: grootouders grandparents   ouders parents   broers-zussen brothers/sisters   kinderen children

Ancestors (and descendant) of Jan Cornelis Koopmans


With Quick Search you can search by name, first name followed by a last name. You type in a few letters (at least 3) and a list of personal names within this publication will immediately appear. The more characters you enter the more specific the results. Click on a person's name to go to that person's page.

  • You can enter text in lowercase or uppercase.
  • If you are not sure about the first name or exact spelling, you can use an asterisk (*). Example: "*ornelis de b*r" finds both "cornelis de boer" and "kornelis de buur".
  • It is not possible to enter charachters outside the standard alphabet (so no diacritic characters like ö and é).


Visualize another relationship

The data shown has no sources.

Historical events

Birthday January 20, 1887

  • The temperature on January 20, 1887 was about 1.3 °C. The air pressure was 1 kgf/m2 and came mainly from the west-northwest. The airpressure was 78 cm mercury. The atmospheric humidity was 92%. 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.
    • February 2 » In Punxsutawney, Pennsylvania the first Groundhog Day is observed.
    • February 8 » The Dawes Act authorizes the President of the United States to survey Native American tribal land and divide it into individual allotments.
    • April 4 » Argonia, Kansas elects Susanna M. Salter as the first female mayor in the United States.
    • July 26 » Publication of the Unua Libro, founding the Esperanto movement.
    • September 5 » A fire at the Theatre Royal, Exeter, kills 186.

Day of marriage May 18, 1911

  • The temperature on May 18, 1911 was between 10.6 °C and 17.1 °C and averaged 13.2 °C. There was 6.0 hours of sunshine (38%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the north-northeast. 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 February 12, 1908 to August 29, 1913 the cabinet Heemskerk, with Mr. Th. Heemskerk (AR) as prime minister.
  • In the year 1911: Source: Wikipedia
    • The Netherlands had about 6.0 million citizens.
    • January 14 » Roald Amundsen's South Pole expedition makes landfall on the eastern edge of the Ross Ice Shelf.
    • January 30 » The destroyer USSTerry makes the first airplane rescue at sea saving the life of Douglas McCurdy ten miles from Havana, Cuba.
    • May 23 » The New York Public Library is dedicated.
    • August 14 » United States Senate leaders agree to rotate the office of President pro tempore of the Senate among leading candidates to fill the vacancy left by William P. Frye's death.
    • September 1 » The armored cruiser Georgios Averof is commissioned into the Greek Navy. It now serves as a museum ship.
    • December 14 » Roald Amundsen's team, comprising himself, Olav Bjaaland, Helmer Hanssen, Sverre Hassel, and Oscar Wisting, becomes the first to reach the South Pole.

Day of death November 3, 1920

  • The temperature on November 3, 1920 was between -2.3 °C and 8.7 °C and averaged 2.1 °C. There was 7.0 hours of sunshine (73%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the 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 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 1920: Source: Wikipedia
    • The Netherlands had about 6.8 million citizens.
    • January 10 » The Treaty of Versailles takes effect, officially ending World War I.
    • January 19 » The American Civil Liberties Union (ACLU) is founded.
    • February 2 » The Tartu Peace Treaty is signed between Estonia and Russia.
    • February 24 » The Nazi Party (NSDAP) was founded by Adolf Hitler in the Hofbräuhaus beer hall in Munich, Germany
    • July 15 » The Polish Parliament establishes Silesian Voivodeship before the Polish-German plebiscite.
    • July 20 » The Greek Army takes control of Silivri after Greece is awarded the city by the Paris Peace Conference; by 1923 Greece effectively lost control to the Turks.

About the surname Koopmans

  • View the information that Genealogie Online has about the surname Koopmans.
  • Check the information Open Archives has about Koopmans.
  • Check the Wie (onder)zoekt wie? register to see who is (re)searching Koopmans.

The Genealogy Noardeast-Fryslân publication was prepared by .contact the author
When copying data from this family tree, please include a reference to the origin:
Genefer, "Genealogy Noardeast-Fryslân", database, Genealogy Online (https://www.genealogieonline.nl/genealogie-noardeast-fryslan/I37551.php : accessed September 22, 2024), "Jan Cornelis Koopmans (1887-1920)".