Helena Kan-Cohen was married to Jonas Enoch Kan. In 1936 she became a widow. Two children of the couple survived the war.
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Helena Kan-Cohen lived together with her daughter Jetta Cohen-Kan and one child that survived the war, at the Willem de Zwijgerstraat 44 in Eindhoven.
Phocas Kroon, De joodse gemeenschap in Eindhoven 1940-1945 (uitgegeven in eigen beheer 2003) p 56