Born ‎11-10-1883 Amsterdam, Netherland‎. Occupation: Diamond merchant. Son of David Swaluw and Esther Bonnewit‏

Born ‎20-8-1890 Amsterdam, Netherland‎, ‎1st marriage to: Nathan Swaluw/ Bonnewi, ‎2nd marriage/ related to: Salomon Velleman - Hartog. Daughter of Joseph Hamburger - Witjas and Esther Rijksman - David‏