Family tree Gelderman » Sjoerd Keller (1911-1975)

Personal data Sjoerd Keller 


Household of Sjoerd Keller

He is married to Margaretha Alida Vree.

They got married on June 22, 1938 at Amsterdam, he was 26 years old.


Child(ren):

  1. (Not public)
  3. (Not public)
  4. (Not public)

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Timeline Sjoerd Keller

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Ancestors (and descendant) of Sjoerd Keller


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Historical events

Birthday October 3, 1911

  • The temperature on October 3, 1911 was between 4.2 °C and 13.8 °C and averaged 8.9 °C. There was 7.1 hours of sunshine (62%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the southwest. 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 26 » Glenn Curtiss flies the first successful American seaplane.
    • July 1 » Germany despatches the gunship SMSPanther to Morocco, sparking the Agadir Crisis.
    • August 1 » Harriet Quimby takes her pilot's test and becomes the first U.S. woman to earn an Aero Club of America aviator's certificate.
    • August 21 » The Mona Lisa is stolen by Vincenzo Peruggia, a Louvre employee.
    • December 29 » Mongolia gains independence from the Qing dynasty, enthroning 8th Jebtsundamba Khutughtu as Khagan of Mongolia.
    • December 29 » Sun Yat-sen becomes the provisional President of the Republic of China; he formally takes office on January 1, 1912.

Day of marriage June 22, 1938

  • The temperature on June 22, 1938 was between 8.3 °C and 22.7 °C and averaged 16.7 °C. There was 11.4 hours of sunshine (68%). The average windspeed was 2 Bft (weak wind) and was prevailing from the west. 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 June 24, 1937 to July 25, 1939 the cabinet Colijn IV, with Dr. H. Colijn (ARP) as prime minister.
  • In the year 1938: Source: Wikipedia
    • The Netherlands had about 8.6 million citizens.
    • April 10 » The 1938 German parliamentary election and referendum seeks approval for a single list of Nazi candidates and the recent annexation of Austria.
    • June 7 » Second Sino-Japanese War: The Chinese Nationalist government creates the 1938 Yellow River flood to halt Japanese forces. Five hundred to nine hundred thousand civilians are killed.
    • June 23 » The Civil Aeronautics Act is signed into law, forming the Civil Aeronautics Authority in the United States.
    • September 23 » The Czechoslovak army is mobilized in response to the Munich Agreement.
    • September 30 » The League of Nations unanimously outlaws "intentional bombings of civilian populations".
    • December 16 » Adolf Hitler institutes the Cross of Honour of the German Mother.


Same birth/death day

Source: Wikipedia


About the surname Keller

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The Family tree Gelderman publication was prepared by .contact the author
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/I7777.php : accessed January 24, 2026), "Sjoerd Keller (1911-1975)".