Lustig was married to the former Věra Weislitzová (1927), daughter of a furniture maker from Ostrava who was also imprisoned in the Terezín concentration camp.
Lustig a fost căsătorit cu Věra Weislitzová (1927), fiica unui producator de mobilier din Ostrava, care a fost, de asemenea, deținută în lagărul de concentrare Terezín.