- Françoise Bettencourt Meyers was the first woman with a $100 billion net worth.
- She inherited a one-third stake in L'Oréal from her mother.
- She had a fraught relationship with her mother, even filing a criminal complaint against her.
Françoise Bettencourt Meyers, the 70-year-old granddaughter of L'Oréal founder Eugène Schueller, is the world's second-richest woman, according to the Bloomberg Billionaires Index.