Judith Groen was a daughter of Alexander Groen and Margaretha Wurms. Her mother passed away in 1933. Judith then lived with her grandfather and his 2nd wife. The first wife of Philip Wurms was Judith Plukker - she was the mother of Margaretha Groen-Wurms. She died in 1906.
City Archive of Amsterdam, various archive cards.
Judith Groen married in Amsterdam on 12 August 1942 to Louis Poons, son of Elias Poons and Judith Kleerekoper.
City Archive of Amsterdam, archive card of Judith Groen.
Judith Groen worked presumably as a seamstress with the lingerie- and ready-made clothing company SIDVA (Simon de Vries Ateliers) in Amsterdam in October 1941.
She then had been in office for six weeks.
Lijst van Joodsch Personeel-SIDVA Oct. '41