by 
Swiss billionaire businesswoman Margarita Louis-Dreyfus has given birth to twins at the age of 53.
Ms Louis-Dreyfus is the widow of French businessman Robert Louis-Dreyfus, and is ranked 171st richest person in the world by Forbes with a net worth of $7.1 billion.
She is already mother of three sons from her marriage and is also the owner of Olympique de Marseille French Ligue 1 football club. …
She is currently dating Swiss banker Philipp Hildebrand, 52, the vice chairman of US investment manager BlackRock, however she has not confirmed or not he is the father of the twin girls DailyMail reports..
Ms Louis-Dreyfus gained Swiss nationality through her first marriage before she met Robert in 1988 on a flight to London from Zurich.
Ms Louis-Dreyfus, who was working as a circuit-board-equipment seller when they wed, became a full time wife and mother.
However, before his death, Robert set up a family trust called Akira BV to hold his majority stake in the privately held, Amsterdam-based company, naming Ms Louis-Dreyfus the family trustee.