Zacharias de Groot was a son of Victor de Groot and Rosette Agsteribbe. He married 11 January 1907 in Zaandam Jetje Vleeskruijer, daughter of Levie Vleeskruijer and Schoontje Godefroi. The couple had five children: one daughter passed away in 1921, 12 years old, two daughters have survived the Holocaust but not their sons Levie and Vicrtor.
The marriage ended by divorce in Zaandam on 1 November 19…