Madeleine Schickedanz (born 20 October 1943) is a German heiress and philanthropist.
She is the daughter of Gustav and Grete Schickedanz, the founders of catalog retailer Quelle Versand, which was merged with Karstadt to form Arcandor, a company listed in Germany's Mid Cap DAX stock index until its 2009 bankruptcy.
Schickedanz has four children, two each from her former marriages to Hans-Georg Mangold and Wolfgang Bühler, both of whom were Quelle managers.
[2] However, as of 9 June 2009, she has declared insolvency after the bankruptcy of her holding company Arcandor.
[3] In January 2010, she sold two of her villas in St. Moritz for US$68 million to pay down the debt.