Joseph Valk was a son of Jacob Valk and Fransje Simonetta Hildesheim. He was married to Sebilla Cohen. The couple had a son, Hans.
Addition of a visitor of the website
Joseph Valk previously married in 1900 in Rotterdam and had a child from that marriage.
Addition of a visitor of the website
In addition, a Jokos file (number 60938) on this household is at the Amsterdam Municipal Archive. Access is subject to authorization from the Stichting Joods Maatschappelijk Werk.