Philip Mok was the son of Salomon Mok and Rachel Polak. He married Sara Boers, a daughter of Philip Boers and Eva Goslinski. The couple had two daughters: Eva Roosje and Reiny. Philip Mok has been killed in Monowitz on 6 January 1944. His wife Sara and both his little daughters have been killed in Sobibor on 23 July 1943.
City Archive of Amsterdam, genealogical research on the Mok family and the websites www.wiewaswie.nl and allegroningers.nl (index deaths).