: 33 Net Worth
: $1.3 billion
Ayman Hariri is the second-youngest son of slain Lebanese Prime Minister Rafik Hariri, who left behind a fortune now shared by his five children. On the board of Saudi Oger, he has overseen mega construction projects such as the Princess Noura Bint Abdulrahman University for Women, and the King Abdullah Financial District, both in Saudi Arabia.
(Photo: Balcas Press/Abaca/Newscom) More From Forbes: The World’s Billionaires The World’s Billionaire Newcomers The World’s Billionaire Dropoffs The Oldest Billionaires in the World The opinions expressed are solely those of the author and do not necessarily reflect the views of Comcast.