Johanna Quandt was bornon 21 June 1926 in Germany. Johanna Quandt, the billionaire widow of BMW founder Herbert Quandt, and Germany's second-richest woman behind her daughter, died in August 2015 at the age of 89.Her influence on the premium German carmaker began in the 1950s, when she went to work first as a secretary and then as personal assistant to Herbert, who saved the company from near-bankruptcy in 1959. They married in 1960 and had two children,Stefan Quandt and Susanne Klatten. After Herbert's death in 1982, Johanna became a major shareholder in BMW, and sat on its supervisory board until she retired in 1997. At the time of her death, she still owned nearly 17 percent of the company, ranking 77th on Forbes' list of the World's Billionaires. Her children also own large stakes.
When she died in 2015 she was the 8th richest person in Germany (and the richest German woman), 77th richest person in the world, and the 11th richest woman worldwide according to Forbes
As of August 2014, the Quandt family is estimated to be worth $46
A programme by the German public broadcaster, ARD, in October 2007 described in detail the role of the Quandt family businesses during the Second World War
After his death in 1982, she was a major shareholder in BMW and sat on its supervisory board from 1982 until she retired in 1997
Johanna Bruhn became a secretary in her future husband's office in the 1950s and eventually became his personal assistant
Johanna Maria Quandt (née Bruhn; 21 June 1926 – 3 August 2015) was a business woman and the widow of German industrialist Herbert Quandt, who resurrected BMW from bankruptcy