Family tree Boas-Bianchi-Baaij-Happee e.v.a. » Willem Koster (1850-????)

Personal data Willem Koster 

  • He was born in the year 1850.
  • Resident: Egelantiersstraat 111, Amsterdam (NH).

Household of Willem Koster

Do you have supplementary information, corrections or questions with regards to Willem Koster?
The author of this publication would love to hear from you!


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).

The data shown has no sources.

About the surname Koster

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

When copying data from this family tree, please include a reference to the origin:
Kees Boas, "Family tree Boas-Bianchi-Baaij-Happee e.v.a.", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-boas/I9136.php : accessed May 14, 2024), "Willem Koster (1850-????)".