Born ‎7- Jun 1889 Amsterdam, Netherland‎. Son of David Fredrikstadt and Judith Pop‏

Born ‎4- Feb 1895 Amsterdam, Netherland, died ‎4- Jun 1943 Sobibor-Biala Podleska, Poland‎, 48 years, ‎1st marriage/ related to: Hartog Roodenburg/ van Gelde, ‎2nd marriage to: Isaac Fredrikstadt - Pop. Daughter of Juda Farro and Esther Sarfatij‏