Family tree Ham » Harm Ham (1896-1945)

Personal data Harm Ham 

  • He was born on January 4, 1896 in Stadskanaal gem. Onstwedde.Source 1
  • Profession: from 1921 till 1945 Agent van politie, rechercheur, zat in het verzet.
  • He died on January 21, 1945 in Auschwitz, Oswiecim (Polen), he was 49 years old.
    Oorzaak: zu unbekannter Stunde dem Transport aus Monowitz verstorben
  • A child of Derk Ham and Engelina Nieboer
  • This information was last updated on December 9, 2025.

Household of Harm Ham

He is married to Sjoukje de Boer.

They got married on August 19, 1921 at Onstwedde, he was 25 years old.Source 2


Child(ren):

  1. (Not public)
  2. Derk Ham  ± 1933-1934
  3. NN Ham  1935-1935

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Timeline Harm Ham

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Ancestors (and descendant) of Harm Ham

Pieter Derks Ham
1833-1891
Roelfien Harms de Boer
1829-1891
Harm Nieboer
1823-????
Geessien Everts Forsten
1833-????
Derk Ham
1864-1955

Harm Ham
1896-1945

1921

Sjoukje de Boer
1895-1951

(Not public)
Derk Ham
± 1933-1934
NN Ham
1935-1935
Jelske Ham
????-

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Sources

  1. Geboorteakte nr 6
  2. Huwelijksakte nr 146

Historical events

Birthday January 4, 1896

  • The temperature on January 4, 1896 was about 2.1 °C. The airpressure was 77 cm mercury. The atmospheric humidity was 100%. Source: KNMI
  • Koningin Wilhelmina (Huis van Oranje-Nassau) was from 1890 till 1948 sovereign of the Netherlands (also known as Koninkrijk der Nederlanden)
  • Regentes Emma (Huis van Oranje-Nassau) was from 1890 till 1898 sovereign of the Netherlands (also known as Koninkrijk der Nederlanden)
  • In The Netherlands , there was from May 9, 1894 to July 27, 1897 the cabinet Roëll, with Jonkheer mr. J. Roëll (oud-liberaal) as prime minister.
  • In the year 1896: Source: Wikipedia
    • The Netherlands had about 5.1 million citizens.
    • February 1 » La bohème premieres in Turin at the Teatro Regio (Turin), conducted by the young Arturo Toscanini.
    • March 1 » Henri Becquerel discovers radioactive decay.
    • July 28 » The city of Miami, Florida is incorporated.
    • August 30 » Philippine Revolution: After Spanish victory in the Battle of San Juan del Monte, eight provinces in the Philippines are declared under martial law by the Spanish Governor-General Ramón Blanco y Erenas.
    • September 21 » Anglo-Egyptian conquest of Sudan: British forces under the command of Horatio Kitchener take Dongola.
    • December 14 » The Glasgow Underground Railway is opened by the Glasgow District Subway Company.

Day of marriage August 19, 1921

  • The temperature on August 19, 1921 was between 12.1 °C and 26.7 °C and averaged 20.1 °C. There was 11.8 hours of sunshine (81%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the east. 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.
    • May 3 » The Government of Ireland Act 1920 is passed, dividing Ireland into Northern Ireland and Southern Ireland.
    • July 10 » Belfast's Bloody Sunday: Sixteen people are killed and 161 houses destroyed during rioting and gun battles in Belfast, Northern Ireland.
    • July 11 » The Red Army captures Mongolia from the White Army and establishes the Mongolian People's Republic.
    • August 14 » Tannu Uriankhai, later Tuvan People's Republic is established as a completely independent country (which is supported by Soviet Russia).
    • August 23 » British airship R-38 experiences structural failure over Hull in England and crashes in the Humber Estuary. Of her 49 British and American training crew, only four survive.
    • October 18 » The Crimean Autonomous Soviet Socialist Republic is formed as part of the Russian Soviet Federative Socialist Republic.

Day of death January 21, 1945

  • The temperature on January 21, 1945 was between -12.1 °C and 1.4 °C and averaged -5.6 °C. There was 7.3 mm of rain during 5.6 hours. The average windspeed was 3 Bft (moderate breeze) 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 July 27, 1941 to February 23, 1945 the cabinet Gerbrandy II, with Prof. dr. P.S. Gerbrandy (ARP) as prime minister.
  • In The Netherlands , there was from February 23, 1945 to June 24, 1945 the cabinet Gerbrandy III, with Prof. dr. P.S. Gerbrandy (ARP) as prime minister.
  • From June 24, 1945 till July 3, 1946 the Netherlands had a cabinet Schermerhorn - Drees with the prime ministers Prof. ir. W. Schermerhorn (VDB) and W. Drees (PvdA).
  • In the year 1945: Source: Wikipedia
    • The Netherlands had about 9.2 million citizens.
    • April 4 » World War II: Soviet troops liberate Hungary from German occupation and occupy the country themselves.
    • May 4 » World War II: The German surrender at Lüneburg Heath is signed, coming into effect the following day. It encompasses all Wehrmacht units in the Netherlands, Denmark and northwest Germany.
    • May 15 » World War II: The Battle of Poljana, the final skirmish in Europe is fought near Prevalje, Slovenia.
    • July 17 » World War II: The main three leaders of the Allied nations, Winston Churchill, Harry S. Truman and Joseph Stalin, meet in the German city of Potsdam to decide the future of a defeated Germany.
    • July 31 » Pierre Laval, the fugitive former leader of Vichy France, surrenders to Allied soldiers in Austria.
    • September 5 » Cold War: Igor Gouzenko, a Soviet Union embassy clerk, defects to Canada, exposing Soviet espionage in North America, signalling the beginning of the Cold War.


Same birth/death day

Source: Wikipedia

Source: Wikipedia


About the surname Ham

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The Family tree Ham publication was prepared by .contact the author
When copying data from this family tree, please include a reference to the origin:
J. Ham, "Family tree Ham", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-ham/I4022.php : accessed January 18, 2026), "Harm Ham (1896-1945)".