Isaac married Ruth Leah SZTEINBERG on 15 Jun 1905 in Bedzin, Poland. Ruth (daughter of Izrael Mendel SZTEINBERG and Nisel FLAYSZAKER) was born in 1888 in Olkusz, Poland; died in 1943 in Auschwitz. [Group Sheet]
Nisan married Helaine ZAROMS in 1930 in Poland. Helaine died in 1943 in Auschwitz. [Group Sheet]