Eduard Maas was a son of Philip Maas and Anna Suisman. He was born on 18 November 1890 in Rotterdam, just over three years before Philip and Anna got married there on 17 January 1894 with Eduard then recognized as their child.
His father Philip Maas was previously married to Branka Vrank and his mother Anna Suisman to Izaak van Rijk, who had passed already on 17 March 1888, just 31 years old. Phil…