David van Maagdenburg was a son of Hartog Samuel van Maagdenburg and Saartje Hes. He married Frouwke Gosschalk in 1894 in Groningen. He was a musician at that time. Addition of a visitor of the website
In addition, a Jokos file (number 36074) on this family is at the Amsterdam Municipal Archive. Access is subject to authorization from the Stichting Joods Maatschappelijk Werk.