Natan van Engel was a son from the first marriage of his father Daniel van Engel to Francisca Grunwald. From that marriage, he had an elder brother Mozes Aron van Engel.
Natan married in Den Helder on 24 March 1921 to Rachel Berendina Davidson from Elburg, a daughter of Izaak Davidson and Fronica de Lange. The couple had a daughter Francisca in March 1925. Most likely, mother and daughter have su…