Juda Zwart was a daughter of Jacob Zwart and Esther Groen. She married in Amsterdam on 10 April 1918 to Simon Cosman, a son of Aaron Cosman and Betje Hilversum.
Juda was born in a family with ten siblings, of whom one brother has died in 1899, only 2 years old and one sister, who probably has survived the war. The others, who did not survive the Holocaust were Sara, Roosje, Mozes, Hendrika, Ruben,…