Jacob Gans is de zoon van Isaac Gans en Vogeltje Dooseman.
Hij trouwde op 28 dec. 1927 in Rotterdam met Sophia Boekbinder.
Bron : Gemeentearchief Rotterdam
In addition, a Jokos file (number 37979) on this family is at the Amsterdam Municipal Archive. Access is subject to authorization from the Stichting Joods Maatschappelijk Werk.The Jokos file reveals that a claim was lodged for compensation for valuables surrendered to the Lippmann-Rosenthal looting bank (L-claim, number 3723/9095).