Johanna Quandt

Johanna Quandt (21 June 1926 – 3 August 2015) was the German widow of industrialist Herbert Quandt, who saved BMW from bankruptcy. As a result, she was the 8th richest person in Germany, 82nd in the world and 11th richest woman according to Forbes.
As of August 2014, the Quandt family is estimated to be worth $46.3 billion. She died at the age of 89 in her home in Bad Homburg near Frankfurt.