Sophia Kleerekoper was the daughter of Joseph Hirsch Kleerekoper and Sybilla van der Kous. She was married to Abraham Abas in 1935. The couple had two children: Louis Joseph en Joseph Hans (also known as Hansje).
Addition of a visitor of the website
In addition, a Jokos file (number 35940) on this family is at the Amsterdam Municipal Archive. Access is subject to authorization from the Stichting Joods Maatschappelijk Werk.