Sophia Schaap was a daughter of Benjamin Levie Schaap and Dientje Hijmans. She married Salomon Hijmans in 1925 in Londen. Stadsarchief Amsterdam, archiefkaart Sophia Schaap
Salomon Hijmans and his wife Sophia Hijmans-Schaap took their own lives under pressure of the circumstances. NIOD, Records Joodse Raad, box 244d, letter dd. 12 November 1942