3. Robert Mouawad
Robert Mouawad is the inherited billionaire businessman and has turned over the supremacy of the family eponymous large jewelry business to his sons Alain, Fred and Pascal in 2010 which is fourth generation of the family. Mouawad is the privately owned multinational timepiece and Jewelry Company which is established by his grandfather in 1980 and has almost 20 stores in the Asia, Middle East, Los Angeles and in Switzerland. Robert Mouawad estimated net worth is US $ 3.5 billion and he is ranked at third in the list of top 10 richest people of Lebanon.