Family tree Jacobs » Jantje Koens (1905-1993)

Personal data Jantje Koens 


Household of Jantje Koens

She is married to Pieter Roelfsema.

They got married on June 16, 1928 at Onstwedde, she was 22 years old.

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


Timeline Jantje Koens

  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 Jantje Koens

Berend Koens
1873-1918

Jantje Koens
1905-1993

1928

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.

Matches in other publications

This person also appears in the publication:

Historical events

  • The temperature on July 19, 1905 was between 9.8 °C and 17.9 °C and averaged 14.5 °C. There was 3.3 hours of sunshine (20%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the northwest. 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 1, 1901 to August 16, 1905 the cabinet Kuijper, with Dr. A. Kuijper (AR) as prime minister.
  • 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 1905: Source: Wikipedia
    • The Netherlands had about 5.5 million citizens.
    • May 28 » Russo-Japanese War: The Battle of Tsushima ends with the destruction of the Russian Baltic Fleet by Admiral Tōgō Heihachirō and the Imperial Japanese Navy.
    • June 7 » Norway's parliament dissolves its union with Sweden. The vote was confirmed by a national plebiscite on August 13 of that year.
    • August 20 » Sun Yat-sen, Chinese revolutionary, forms the first chapter of T'ung Meng Hui, a union of all secret societies determined to bringing down the Manchus.
    • October 26 » King Oscar II recognizes the dissolution of the union between Norway and Sweden.
    • October 30 » Czar Nicholas II issues the October Manifesto, granting the Russian peoples basic civil liberties and the right to form a duma. (October 17 in the Julian calendar)
    • November 18 » Prince Carl of Denmark becomes King Haakon VII of Norway.
  • The temperature on June 16, 1928 was between 6.3 °C and 14.9 °C and averaged 10.3 °C. There was 5.5 mm of rain. There was 8.3 hours of sunshine (50%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the northwest. 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 March 8, 1926 to August 10, 1929 the cabinet De Geer I, with Jonkheer mr. D.J. de Geer (CHU) as prime minister.
  • In the year 1928: Source: Wikipedia
    • The Netherlands had about 7.6 million citizens.
    • January 7 » A disastrous flood of the River Thames kills 14 people and causes extensive damage to much of riverside London.
    • August 27 » The Kellogg–Briand Pact outlawing war is signed by fifteen nations. Ultimately sixty-one nations will sign it.
    • September 1 » Ahmet Zogu declares Albania to be a monarchy and proclaims himself king.
    • September 18 » Juan de la Cierva makes the first autogyro crossing of the English Channel.
    • October 15 » The airship, Graf Zeppelin completes its first trans-Atlantic flight, landing at Lakehurst, New Jersey, United States.
    • December 6 » The government of Colombia sends military forces to suppress a month-long strike by United Fruit Company workers, resulting in an unknown number of deaths.
  • The temperature on October 16, 1993 was between 0.1 °C and 8.8 °C and averaged 5.1 °C. There was 0.7 mm of rain during 1.6 hours. There was 0.7 hours of sunshine (7%). The partly clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the west-northwest. 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 Tuesday, November 7, 1989 to Monday, August 22, 1994 the cabinet Lubbers III, with Drs. R.F.M. Lubbers (CDA) as prime minister.
  • In the year 1993: Source: Wikipedia
    • The Netherlands had about 15.2 million citizens.
    • January 14 » In Poland's worst peacetime maritime disaster, ferry MS Jan Heweliusz sinks off the coast of Rügen, drowning 55 passengers and crew; nine crew-members are saved.
    • March 11 » Janet Reno is confirmed by the United States Senate and sworn in the next day, becoming the first female Attorney General of the United States.
    • April 11 » Four hundred fifty prisoners rioted at the Southern Ohio Correctional Facility in Lucasville, Ohio, and continued to do so for ten days, citing grievances related to prison conditions, as well as the forced vaccination of Nation of Islam prisoners (for tuberculosis) against their religious beliefs.
    • August 31 » Russia completes removing its troops from Lithuania.
    • November 17 » United States House of Representatives passes a resolution to establish the North American Free Trade Agreement.
    • December 2 » Space Shuttle program: STS-61: NASA launches the Space Shuttle Endeavour on a mission to repair the Hubble Space Telescope.


Same birth/death day

Source: Wikipedia

Source: Wikipedia


About the surname Koens

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

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/I31346.php : accessed February 2, 2026), "Jantje Koens (1905-1993)".