Marie-Jeanne Meyer Net Worth: Marie-Jeanne Meyer is French businesswoman who has a net worth of $1.5 billion. A newly-listed billionaire, Marie-Jeanne Meyer is alleged to derive her fortune from her 12% stake in commodities large Louis Dreyfus Holdings. The agency was managed by her brother, Robert Louis-Dreyfus, who misplaced his life to leukemia in 2009. Ever since, Meyer’s sister-in-law, Margarita, chairs the agency. In an try to amass extra management, Margarita has been attempting to purchase the stakes within the firm held by Robert’s sisters with whom she is in unhealthy relations. On the opposite hand, Marie-Jeanne and Robert’s youthful sister, Monique Louis-Dreyfus, haven’t mentioned publicly their plans about their stakes. In addition to the above, Meyer has a non-public fairness agency, Florac, and along with LVMH’s personal fairness arm, Florac holds a controlling stake in Groupe SMCP. The firm owns Parisian style manufacturers together with Maje and Claudie Pierlot.