Jacob Menist was a son of Hartog Meijer Menist and Ester Jacob Blitz. He married Rosette Schaap in Amsterdam on 17 July 1901, a daughter of Hijman Meijer Schaap and Judith Agsteribbe. The couple had four children, namely Esther, Hijman, Hartog and Salomon. Their son Hijman, unmarried, passed away at age 31 in 1935 and was interred in the Jewish Cemetery of Muiderberg whilst their son Hartog, his w…