Simon Duitz was the fifth of the nine children of religious teacher Salomon Duitz and Elisabeth Duizend. His father was born in The Hague and was head of a school there. After he married in 1901, two sisters and a brother of Simon were born in The Hague, namely: Alida, Louise and Henri. In August 1905 his parents and the three eldest children came from The Hague to Amsterdam where they moved into…