Oscar Tietz (18 April 1858 – 17 January 1923) was a Jewish-German businessman (Unternehmer).
He was born in Birnbaum/Warthe (Międzychód) near Posen, in what was then the Kingdom of Prussia and is now Poland.
[1][2] Oscar Tietz died in Klosters, Switzerland at age 64.
[3] When the Nazis came to power the departments stores the Tietz founded were Aryanized, that is forcibly transferred to non-Jewish owners.
[5][6] Postwar claims were filed by the Tietz family concerning the expropriation of property under the Nazis.