Lion Polak was the son of David Polak and Wilhelmina Frankenhuis. He was married to Sientje Pagrach.
H. Hamburger and J.C. Regtien, Joodse oorlogsmonumenten in de provincie Overijssel, alsmede algemene oorlogsmonumenten waarop joodse namen voorkomen. Profiel (Bedum 2002) 12
Lion Polak and Sientje Pachrach married on 4 August 1942 in Holten. They lived in Bathmen and moved to the Pretoriusstraat in Amsterdam during the war.
Addition of a visitor of the website
This person is commemorated on a memorial in Bathmen. More information on this memorial can be found (in Dutch) on the website of the Nationaal Comité 4 en 5 mei.