Family tree Clear » Jan Hornstra (1921-1986)

Personal data Jan Hornstra 


Household of Jan Hornstra

(1) He is married to Grietje Helder.

They got married on November 30, 1940 at Kollumerland, Friesland, Nederland, he was 19 years old.


Child(ren):

  1. Hotze Hornstra  1941-1997 

The couple were divorced from June 30, 1945 at Kollumerland, Friesland, Nederland.


(2) He is married to Sietske Tjitske Bruinsma.

They got married on April 17, 1948 at Idaarderadeel (Fr), he was 26 years old.


Child(ren):

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

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Ancestors (and descendant) of Jan Hornstra

Jan Hornstra
1921-1986

(1) 1940

Grietje Helder
1924-1991

Hotze Hornstra
1941-1997
(2) 1948

Sietske Tjitske Bruinsma
1924-2000

(Not public)
(Not public)
(Not public)
(Not public)

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Historical events

Birthday June 28, 1921

  • The temperature on June 28, 1921 was between 4.8 °C and 18.8 °C and averaged 12.5 °C. There was 11.3 hours of sunshine (68%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the north-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 September 9, 1918 to September 18, 1922 the cabinet Ruys de Beerenbrouck I, with Jonkheer mr. Ch.J.M. Ruys de Beerenbrouck (RKSP) as prime minister.
  • In the year 1921: Source: Wikipedia
    • The Netherlands had about 6.9 million citizens.
    • February 21 » Rezā Shāh takes control of Tehran during a successful coup.
    • March 1 » Following mass protests in Petrograd demanding greater freedom in the RSFSR, the Kronstadt rebellion began, with sailors and citizens taking up arms against the Bolsheviks.
    • March 8 » Spanish Prime Minister Eduardo Dato Iradier is assassinated while exiting the parliament building in Madrid.
    • September 7 » In Atlantic City, New Jersey, the first Miss America Pageant, a two-day event, is held.
    • October 21 » President Warren G. Harding delivers the first speech by a sitting U.S. President against lynching in the deep South.
    • October 29 » United States: Second trial of Sacco and Vanzetti in Boston, Massachusetts.

Day of marriage April 17, 1948

  • The temperature on April 17, 1948 was between 9.6 °C and 21.4 °C and averaged 15.0 °C. There was 8.2 hours of sunshine (59%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the east-southeast. Source: KNMI
  • Koningin Wilhelmina (Huis van Oranje-Nassau) was from 1890 till September 4, 1948 sovereign of the Netherlands (also known as Koninkrijk der Nederlanden)
  • Koningin Juliana (Huis van Oranje-Nassau) was from September 4, 1948 till April 30, 1980 sovereign of the Netherlands (also known as Koninkrijk der Nederlanden)
  • In The Netherlands , there was from July 3, 1946 to August 7, 1948 the cabinet Beel I, with Dr. L.J.M. Beel (KVP) as prime minister.
  • From August 7, 1948 till March 15, 1951 the Netherlands had a cabinet Drees - Van Schaik with the prime ministers Dr. W. Drees (PvdA) and Mr. J.R.H. van Schaik (KVP).
  • In the year 1948: Source: Wikipedia
    • The Netherlands had about 9.7 million citizens.
    • May 24 » Arab–Israeli War: Egypt captures the Israeli kibbutz of Yad Mordechai, but the five-day effort gives Israeli forces time to prepare enough to stop the Egyptian advance a week later.
    • May 30 » A dike along the flooding Columbia River breaks, obliterating Vanport, Oregon within minutes. Fifteen people die and tens of thousands are left homeless.
    • June 20 » The Deutsche Mark is introduced in Western Allied-occupied Germany. The Soviet Military Administration in Germany responded by imposing the Berlin Blockade four days later.
    • July 16 » Following token resistance, the city of Nazareth, revered by Christians as the hometown of Jesus, capitulates to Israeli troops during Operation Dekel in the 1948 Arab–Israeli War.
    • August 15 » The Republic of Korea (South Korea) is established south of the 38th parallel north.
    • November 12 » In Tokyo, the International Military Tribunal for the Far East sentences seven Japanese military and government officials, including General Hideki Tojo, to death for their roles in World War II.

Day of death May 6, 1986

  • The temperature on May 6, 1986 was between 6.7 °C and 17.8 °C and averaged 13.0 °C. There was 5.4 mm of rain during 2.8 hours. There was 2.8 hours of sunshine (18%). The partly or heavily clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the east. 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 Thursday, November 4, 1982 to Monday, July 14, 1986 the cabinet Lubbers I, with Drs. R.F.M. Lubbers (CDA) as prime minister.
  • In The Netherlands , there was from Tuesday, November 4, 1986 to Tuesday, November 7, 1989 the cabinet Lubbers II, with Drs. R.F.M. Lubbers (CDA) as prime minister.
  • In the year 1986: Source: Wikipedia
    • The Netherlands had about 14.5 million citizens.
    • February 8 » Hinton train collision: Twenty-three people are killed when a VIA Rail passenger train collides with a 118-car Canadian National freight train near the town of Hinton, Alberta, west of Edmonton. It is the worst rail accident in Canada until the Lac-Mégantic, Quebec derailment in 2013 which killed forty-seven people.
    • February 16 » The Soviet liner MSMikhail Lermontov runs aground in the Marlborough Sounds, New Zealand.
    • February 19 » Akkaraipattu massacre: the Sri Lankan Army massacres 80 Tamil farm workers in eastern Sri Lanka.
    • March 27 » A car bomb explodes outside Russell Street Police HQ in Melbourne, Australia, killing one police officer and injuring 21 people.
    • June 4 » Jonathan Pollard pleads guilty to espionage for selling top secret United States military intelligence to Israel.
    • October 5 » Mordechai Vanunu's story in The Sunday Times reveals Israel's secret nuclear weapons.


Same birth/death day

Source: Wikipedia

Source: Wikipedia


About the surname Hornstra

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The Family tree Clear publication was prepared by .contact the author
When copying data from this family tree, please include a reference to the origin:
Roelf Schrik, "Family tree Clear", database, Genealogy Online (https://www.genealogieonline.nl/helder-stamboom/I2.php : accessed February 19, 2026), "Jan Hornstra (1921-1986)".