Philip Jacob Polak was a son of Joseph Polak and Judik Hes. He was married to Aleida de Vries in Winschoten on November 12, 1918. She was a daughter of Aron de Vries and Henriette Polak. The couple had no children.
Addition of a visitor of the website
In addition, a Jokos file (number 8177) on this family is at the Amsterdam Municipal Archive. Access is subject to authorization from the Stichting Joods Maatschappelijk Werk.The Jokos file reveals that a claim was lodged for compensation for valuables surrendered to the Lippmann-Rosenthal looting bank (L-claim, number 9505/21421).