Jacob Zwart was a son of Salomon Mozes Zwart and Saartje Meijer Barber. He married 12 November 1873 in Amsterdam to Esther Mozes Groen, a daughter of Mozes Groen and Saartje Abraham Kleinkramer.
The couple had ten children, among them a daughter Lena and a son Meijer, who has died in childhood, 2 years old. All other children, Sara, Roosje, Mozes, Hendrika, Ruben, Juda, Jetje and Salomon have be…
