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| Benjamin Mozes Viskoper, birth 5 Sep 1874 Amsterdam, died after 15 Sep 1942 Duitsland as missing person, occupation: porter, son of Mozes Jacob Viskoper and Rebecca Machiel Trijtel Married 22 Nov 1899 Amsterdam to: Anna Raphael van Bever, birth 17 Mar 1867 Amsterdam, died 21 Apr 1933 Amsterdam, daughter of Raphael Levie van Bever and Saartje Aron Engelsman | 
| 1) Rebekka Benjamin Viskoper, birth 2 Apr 1898 Amsterdam, died after 15 Sep 1942 Duitsland as missing person
 to: Barend Levie van Velzen, birth 19 Jan 1896 Amsterdam, died after 31 Oct 1942 Duitsland as missing person, occupation: coster, son of Levie van Velzen and Naatje Wurms | 
| 2) Raphael Benjamin Viskoper, birth 24 May 1900 Amsterdam, died 1 Feb 1943 Auschwitz living Amsterdam, occupation: coster | 
| 3) Betje Benjamin Viskoper, birth 22 Jan 1902 Amsterdam, died 3 Dec 1942 Auschwitz, surroundings, living Amsterdam, occupation: sticker of rubber in a textilefactory
 to: Leendert Mozes Engelsman, birth 21 May 1902 Amsterdam, died 31 Aug 1943 Auschwitz, surroundings, living Amsterdam, son of Mozes Engelsman and Rebecca de la Penha | 
| 4) Sara Benjamin Viskoper, birth 12 Aug 1903 Amsterdam, died 15 Dec 1942 Auschwitz living Amsterdam, occupation: seamstress of lingerie
 to: Philip Salomon de Groot, birth 30 Jan 1901 Londen (England), died 15 Dec 1942 Auschwitz living Amsterdam, occupation: workman by "Hembrug" in Amsterdam, son of Salomon Elias de Groot and Roosje Peper | 
| 5) Klaartje Benjamin Viskoper, birth 18 Jun 1905 Amsterdam, occupation: seamstress of lingerie On 06-08-1938 she left umarried Amsterdam for Utrecht. | 
| 6) Marianne Benjamin Viskoper, birth 1 Jan 1907 Amsterdam, died 15 Oct 1942 Auschwitz living Amsterdam, occupation: tailor
 to: Benjamin Mordechai Nunes Vaz, birth 16 Aug 1903 Amsterdam, died 28 Feb 1943 Auschwitz living Amsterdam, occupation: tailor, son of Mordechai Nunes Vaz and Flora Neeter | 
| 7) Michiel Benjamin Viskoper, birth 4 May 1909 Amsterdam, died 29 Jan 1945 Middle-Europa living Den Haag, occupation: tailor, merchant |