Eijsermans family tree » Sophia Catharina de Ridder (± 1869-1940)

Personal data Sophia Catharina de Ridder 


Household of Sophia Catharina de Ridder

She is married to Frederik Sinninghe.

They got married

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Historical events

Day of death May 12, 1940

  • The temperature on May 12, 1940 was between 2.4 °C and 13.3 °C and averaged 7.9 °C. There was 5.2 hours of sunshine (34%). 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 10, 1939 to September 3, 1940 the cabinet De Geer II, with Jonkheer mr. D.J. de Geer (CHU) as prime minister.
  • In The Netherlands , there was from September 3, 1940 to July 27, 1941 the cabinet Gerbrandy I, with Prof. dr. P.S. Gerbrandy (ARP) as prime minister.
  • In the year 1940: Source: Wikipedia
    • The Netherlands had about 8.8 million citizens.
    • April 14 » World War II: Royal Marines land in Namsos, Norway in preparation for a larger force to arrive two days later.
    • May 5 » World War II: Norwegian Campaign: Norwegian squads in Hegra Fortress and Vinjesvingen capitulate to German forces after all other Norwegian forces in southern Norway had laid down their arms.
    • May 14 » World War II: Rotterdam, Netherlands is bombed by the Luftwaffe of Nazi Germany despite a ceasefire, killing about 900 people and destroying the historic city center.
    • June 14 » World War II: The German occupation of Paris begins.
    • June 18 » The "Finest Hour" speech is delivered by Winston Churchill.
    • December 9 » World War II: Operation Compass: British and Indian troops under the command of Major-General Richard O'Connor attack Italian forces near Sidi Barrani in Egypt.


Same birth/death day

Source: Wikipedia


About the surname De Ridder


The Eijsermans family tree publication was prepared by .contact the author
When copying data from this family tree, please include a reference to the origin:
J Eijsermans, "Eijsermans family tree", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-eijsermans/I279462.php : accessed February 5, 2026), "Sophia Catharina de Ridder (± 1869-1940)".