Benjamin Querido was the son of Aron Querido and Sientje Scheffer. He was married to Schoontje Pais 1917. She was the daughter of Mozes Elias Pais and Grietje Kat.
Addition of a visitor of the website
In addition, a Jokos file (number 14089) on this family is at the Amsterdam Municipal Archive. Access is subject to authorization from the Stichting Joods Maatschappelijk Werk.