Family tree Gelderman » Maria Koer (1840-1881)

Personal data Maria Koer 


Household of Maria Koer

She is married to Joachim Christoffer Friedrich Harms.

They got married on March 21, 1867 at Zwolle, she was 26 years old.


Child(ren):

  1. Jansje Harms  1869-1948
  2. Jan Willem Harms  1877-1878

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


Timeline Maria Koer

  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

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

  • The temperature on May 19, 1840 was about 15.0 °C. Wind direction mainly west. Weather type: omtrent betrokken regen. Source: KNMI
  •  This page is only available in Dutch.
    De Republiek der Verenigde Nederlanden werd in 1794-1795 door de Fransen veroverd onder leiding van bevelhebber Charles Pichegru (geholpen door de Nederlander Herman Willem Daendels); de verovering werd vergemakkelijkt door het dichtvriezen van de Waterlinie; Willem V moest op 18 januari 1795 uitwijken naar Engeland (en van daaruit in 1801 naar Duitsland); de patriotten namen de macht over van de aristocratische regenten en proclameerden de Bataafsche Republiek; op 16 mei 1795 werd het Haags Verdrag gesloten, waarmee ons land een vazalstaat werd van Frankrijk; in 3.1796 kwam er een Nationale Vergadering; in 1798 pleegde Daendels een staatsgreep, die de unitarissen aan de macht bracht; er kwam een nieuwe grondwet, die een Vertegenwoordigend Lichaam (met een Eerste en Tweede Kamer) instelde en als regering een Directoire; in 1799 sloeg Daendels bij Castricum een Brits-Russische invasie af; in 1801 kwam er een nieuwe grondwet; bij de Vrede van Amiens (1802) kreeg ons land van Engeland zijn koloniën terug (behalve Ceylon); na de grondwetswijziging van 1805 kwam er een raadpensionaris als eenhoofdig gezag, namelijk Rutger Jan Schimmelpenninck (van 31 oktober 1761 tot 25 maart 1825).
  • In the year 1840: Source: Wikipedia
    • The Netherlands had about 2.9 million citizens.
    • January 13 » The steamship Lexington burns and sinks four miles off the coast of Long Island with the loss of 139 lives.
    • May 7 » The Great Natchez Tornado strikes Natchez, Mississippi killing 317 people. It is the second deadliest tornado in United States history.
    • May 22 » The penal transportation of British convicts to the New South Wales colony is abolished.
    • June 20 » Samuel Morse receives the patent for the telegraph.
    • July 23 » The Province of Canada is created by the Act of Union.
    • October 11 » The Maronite leader Bashir Shihab II surrenders to the Ottoman Empire and later is sent to Malta in exile.
  • The temperature on March 21, 1867 was about -2.0 °C. The air pressure was 1 kgf/m2 and came mainly from the north-northeast. The airpressure was 76 cm mercury. The atmospheric humidity was 79%. Source: KNMI
  • Koning Willem III (Huis van Oranje-Nassau) was from 1849 till 1890 sovereign of the Netherlands (also known as Koninkrijk der Nederlanden)
  • From June 1, 1866 till June 4, 1868 the Netherlands had a cabinet Van Zuijlen van Nijevelt - Heemskerk with the prime ministers Mr. J.P.J.A. graaf Van Zuijlen van Nijevelt (AR) and Mr. J. Heemskerk Azn. (conservatief).
  • In the year 1867: Source: Wikipedia
    • The Netherlands had about 3.6 million citizens.
    • March 2 » The U.S. Congress passes the first Reconstruction Act.
    • May 15 » Canadian Bank of Commerce opens for business in Toronto, Ontario. The bank would later merge with Imperial Bank of Canada to become what is CIBC in 1961.
    • June 8 » Coronation of Franz Joseph as King of Hungary following the Austro-Hungarian compromise (Ausgleich).
    • September 28 » Toronto becomes the capital of Ontario, having also been the capital of Ontario's predecessors since 1796.
    • November 23 » The Manchester Martyrs are hanged in Manchester, England, for killing a police officer while freeing two Irish Republican Brotherhood members from custody.
    • December 4 » Former Minnesota farmer Oliver Hudson Kelley founds the Order of the Patrons of Husbandry (better known today as the Grange).
  • The temperature on February 23, 1881 was about 1.0 °C. The air pressure was 1 kgf/m2 and came mainly from the north. The airpressure was 77 cm mercury. The atmospheric humidity was 96%. 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 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 1881: Source: Wikipedia
    • The Netherlands had about 4.5 million citizens.
    • May 10 » Carol I is crowned the King of the Romanian Kingdom.
    • September 20 » U.S. President Chester A. Arthur is sworn in, the morning after becoming President upon James A. Garfield's death.
    • November 3 » The Mapuche uprising of 1881 begins in Chile.
    • November 9 » Mapuche rebels attack the fortified Chilean settlement of Temuco.
    • November 19 » A meteorite lands near the village of Grossliebenthal, southwest of Odessa, Ukraine.
    • December 4 » The first edition of the Los Angeles Times is published.


Same birth/death day

Source: Wikipedia

Source: Wikipedia


About the surname Koer

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

When copying data from this family tree, please include a reference to the origin:
Elly Gelderman, "Family tree Gelderman", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-gelderman/I9947.php : accessed January 28, 2026), "Maria Koer (1840-1881)".