Family tree Plugboer » Hermanus Petrus de Graaf (1877-1961)

Personal data Hermanus Petrus de Graaf 


Household of Hermanus Petrus de Graaf

He is married to Neeltje Maria Keijsper.

They got married on November 23, 1905 at Alkmaar, he was 28 years old.


Child(ren):


Do you have supplementary information, corrections or questions with regards to Hermanus Petrus de Graaf?
The author of this publication would love to hear from you!


Timeline Hermanus Petrus de Graaf

  This functionality is only available in Javascript supporting browsers.
Click on the names for more info. Symbols used: grootouders grandparents   ouders parents   broers-zussen brothers/sisters   kinderen children

Ancestors (and descendant) of Hermanus Petrus de Graaf

Hermanus Petrus de Graaf
1877-1961

1905

Neeltje Maria Keijsper
1878-1950

Louis Adriaan de Graaf
1907-????

With Quick Search you can search by name, first name followed by a last name. You type in a few letters (at least 3) and a list of personal names within this publication will immediately appear. The more characters you enter the more specific the results. Click on a person's name to go to that person's page.

  • You can enter text in lowercase or uppercase.
  • If you are not sure about the first name or exact spelling, you can use an asterisk (*). Example: "*ornelis de b*r" finds both "cornelis de boer" and "kornelis de buur".
  • It is not possible to enter charachters outside the standard alphabet (so no diacritic characters like ö and é).


Visualize another relationship

The data shown has no sources.

Historical events

Birthday February 23, 1877

  • The temperature on February 23, 1877 was about 4.5 °C. The air pressure was 1 kgf/m2 and came mainly from the west-northwest. The airpressure was 76 cm mercury. The atmospheric humidity was 76%. Source: KNMI
  • Koning Willem III (Huis van Oranje-Nassau) was from 1849 till 1890 sovereign of the Netherlands (also known as Koninkrijk der Nederlanden)
  • From August 27, 1874 till November 3, 1877 the Netherlands had a cabinet Heemskerk - Van Lijnden van Sandenburg with the prime ministers Mr. J. Heemskerk Azn. (conservatief) and Mr. C.Th. baron Van Lijnden van Sandenburg (AR).
  • In The Netherlands , there was from November 3, 1877 to August 20, 1879 the cabinet Kappeijne van de Coppello, with Mr. J. Kappeijne van de Coppello (liberaal) as prime minister.
  • In the year 1877: Source: Wikipedia
    • The Netherlands had about 4.0 million citizens.
    • March 2 » Just two days before inauguration, the U.S. Congress declares Rutherford B. Hayes the winner of the 1876 U.S. presidential election even though Samuel J. Tilden had won the popular vote.
    • May 9 » Mihail Kogălniceanu reads, in the Chamber of Deputies, the Declaration of Independence of Romania. This day became the Independence Day of Romania.
    • June 15 » Henry Ossian Flipper becomes the first African American cadet to graduate from the United States Military Academy.
    • June 20 » Alexander Graham Bell installs the world's first commercial telephone service in Hamilton, Ontario, Canada.
    • September 24 » The Battle of Shiroyama is a decisive victory of the Imperial Japanese Army over the Satsuma Rebellion.
    • November 21 » Thomas Edison announces his invention of the phonograph, a machine that can record and play sound.

Day of marriage November 23, 1905

  • The average temperature on November 23, 1905 was 3.5 °C. The average windspeed was 5 Bft (very strong wind) and was prevailing from the south-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 August 1, 1901 to August 16, 1905 the cabinet Kuijper, with Dr. A. Kuijper (AR) as prime minister.
  • In The Netherlands , there was from August 17, 1905 to February 11, 1908 the cabinet De Meester, with Mr. Th. de Meester (unie-liberaal) as prime minister.
  • In the year 1905: Source: Wikipedia
    • The Netherlands had about 5.5 million citizens.
    • January 22 » Bloody Sunday in Saint Petersburg, beginning of the 1905 revolution.
    • January 26 » The world's largest diamond ever, the Cullinan weighing 3,106.75 carats (0.621350kg), is found at the Premier Mine near Pretoria in South Africa.
    • February 5 » In Mexico, the General Hospital of Mexico is inaugurated, started with four basic specialties.
    • May 5 » The trial in the Stratton Brothers case begins in London, England; it marks the first time that fingerprint evidence is used to gain a conviction for murder.
    • October 5 » The Wright brothers pilot the Wright Flyer III in a new world record flight of 24 miles in 39 minutes.
    • November 18 » Prince Carl of Denmark becomes King Haakon VII of Norway.

Day of death July 4, 1961

  • The temperature on July 4, 1961 was between 10.3 °C and 16.4 °C and averaged 13.8 °C. There was 8.1 mm of rain during 4.0 hours. There was 2.9 hours of sunshine (17%). The partly or heavily clouded was. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the west-northwest. Source: KNMI
  • 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 May 19, 1959 to July 24, 1964 the cabinet De Quay, with Prof. dr. J.E. de Quay (KVP) as prime minister.
  • In the year 1961: Source: Wikipedia
    • The Netherlands had about 11.6 million citizens.
    • January 23 » The Portuguese luxury cruise ship Santa Maria is hijacked by opponents of the Estado Novo regime with the intention of waging war until dictator António de Oliveira Salazar is overthrown.
    • March 14 » A USAF B-52 bomber crashes near near Yuba City, California whilst carrying nuclear weapons.
    • April 12 » Cold War: Space Race: The Soviet cosmonaut Yuri Gagarin becomes the first human to travel into outer space and perform the first manned orbital flight, Vostok 1.
    • May 31 » The South African Constitution of 1961 becomes effective, thus creating the Republic of South Africa, which remains outside the Commonwealth of Nations until 1 June 1994, when South Africa is returned to Commonwealth membership.
    • October 31 » In the Soviet Union, Joseph Stalin's body is removed from the Lenin's Mausoleum, also known as the Lenin Tomb.
    • December 2 » In a nationally broadcast speech, Cuban leader Fidel Castro declares that he is a Marxist–Leninist and that Cuba is going to adopt Communism.


Same birth/death day

Source: Wikipedia

Source: Wikipedia


About the surname De Graaf

  • View the information that Genealogie Online has about the surname De Graaf.
  • Check the information Open Archives has about De Graaf.
  • Check the Wie (onder)zoekt wie? register to see who is (re)searching De Graaf.

The Family tree Plugboer publication was prepared by .contact the author
When copying data from this family tree, please include a reference to the origin:
Hendrik de Graaf, "Family tree Plugboer", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-plugboer/I4275.php : accessed February 15, 2026), "Hermanus Petrus de Graaf (1877-1961)".