Family tree Van der Werff / Kooistra » Pieter van der Werff (1903-1973)

Personal data Pieter van der Werff 

Source 1

Household of Pieter van der Werff

He is married to Grietje Verloop.

They got married in the year 1926, he was 22 years old.


Child(ren):

  1. Johannes van der Werff  1926-2009 
  2. Feikjen van der Werff  1928-2023 
  3. Jacob van der Werff  1929-2014 
  4. (Not public)

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Timeline Pieter van der Werff

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Ancestors (and descendant) of Pieter van der Werff


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Relationship Pieter van der Werff



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Historical events

  • The temperature on July 6, 1903 was between 9.0 °C and 16.2 °C and averaged 13.7 °C. There was 1.4 hours of sunshine (8%). 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 year 1903: Source: Wikipedia
    • The Netherlands had about 5.3 million citizens.
    • June 16 » Roald Amundsen leaves Oslo, Norway, to commence the first east–west navigation of the Northwest Passage.
    • July 1 » Start of first Tour de France bicycle race.
    • November 17 » The Russian Social Democratic Labour Party splits into two groups: The Bolsheviks (Russian for "majority") and Mensheviks (Russian for "minority").
    • December 14 » The Wright brothers make their first attempt to fly with the Wright Flyer at Kitty Hawk, North Carolina.
    • December 16 » Taj Mahal Palace & Tower hotel in Bombay first opens its doors to guests.
    • December 17 » The Wright brothers make the first controlled powered, heavier-than-air flight in the Wright Flyer at Kitty Hawk, North Carolina.


Same birth/death day

Source: Wikipedia


About the surname Van der Werff


When copying data from this family tree, please include a reference to the origin:
Jaap van der Werff, "Family tree Van der Werff / Kooistra", database, Genealogy Online (https://www.genealogieonline.nl/van-der-werff-stamboom/I6.php : accessed February 14, 2026), "Pieter van der Werff (1903-1973)".