The daughter of L'Oréal founder Eugène Schueller (and therefore the one who inherited the L'Oréal fortune) is Françoise Bettencourt Meyers.
Françoise Bettencourt Meyers was born in 1953 and inherited the L'Oréal fortune in 1957 upon her father's death, becoming the principal shareholder. She is a businesswoman, philanthropist, writer, and pianist.