Abraham Waterman was a son of Samuel Waterman and Johanna Caransa. He married on 3 October 1934 in Amsterdam to Rachel van de Kar. Stadsarchief Amsterdam, archiefkaarten Samuel Waterman en Rachel van de Kar.
In addition, a Jokos file (number 16575) on this family is at the Amsterdam Municipal Archive. Access is subject to authorization from the Stichting Joods Maatschappelijk Werk.