 Like other members of the Centralverein he primarily saw himself as a German and disapproved of the activities of Zionists, such as the young Kurt Blumenfeld (1884–1963), who was a frequent visitor to their home and would later become one of Hannah's mentors.Of Max Arendt's children, Paul Arendt (1873–1913) was an engineer and Henriette Arendt (1874–1922) was a policewoman who became a social worker.Hannah was the only child of Paul and Martha Arendt (née Cohn) (1874–1948), who were married on 11 April 1902.