Günther Quandt (28 July 1881 – 30 December 1954) was a German industrialist who founded an industrial empire that today includes BMW and Altana (chemicals).
Susanne Hanna Ursula Klatten (née Quandt, born 28 April 1962) is a German billionaire heiress, the daughter of Herbert and Johanna Quandt. As of May 2021, her net worth was estimated at US$25.5 billion, ranking her the richest woman in Germany and the 65th richest person in the world according to the Bloomberg Billionaires Index.