Born ‎9-12-1908 Vianen, Netherland, died ‎6- Jul 1962 Nieuwer Amstel,Netherland‎, 53 or 54 years. Occupation: Chief publicity Beijenkorf. Son of Matthijs Samuel Hakkert - Oppenheimer and Georgina Cohen - Breslauer‏

Born ‎3- Mar 1918 Utrecht, Netherland, died ‎after 2001‎, at least 83 years, ‎1st marriage/ related to: Robert Abraham Levisson/ Simon, ‎2nd marriage to: Jacob Hakkert - Cohen