Rosa de Jongh was a daughter of Benjamin de Jongh and Eva Keijzer. She married Karel Bloemhoff in 1901 in Eindhoven. He died in 1932.
Addition of a visitor of the website
See also: Phocas Kroon, De joodse gemeenschap in Eindhoven 1940-1945(2003, in eigen beheer uitgegeven) p. 55