Salomon Roos was a son of Levie Roos and Sara Binger. He was born on 24 December 1893 in Rotterdam as the youngest into a family of seven children in total. His siblings were Roosje, Heiman, Maria, Jacob, Heijman and Alida.
Levie Roos, father of the family, was a retailer in ready-to-wear. Already in March 1919 he left Rotterdam for Antwerp and lived there many years with his family. Sara Binger, …