Jacques van Praag was a son of Levie van Praag and Sabiena Cohen. He married 7 January 1942 in Amsterdam Anna Lisa Barasch, born in Cologne, a daughter of Heinrich Barasch and Jenny Kempler. Jacques's sister Betsy Helena survived the war however both sisters of Anna Lisa, Rosa and Sophie have been killed during the Shoah.
Jacques van Praag, butcher by trade, lived with his parenss since 22 July …