10 Youngest Billionares Today (May 2008)

Aymin Hariri, Saudi Arabia
Age 29
$2.3 billion, inherited

Fahd Hariri, Lebanon
Age 27
$2.3 billion, inherited

Yang Huiyan, China
Age 26
$7.4 billion, inherited

Albert von Thurn und Taxis, Germany
Age: 24
$2.3 billion, inherited

Hind Hariri, Lebanon
Age 24
$1.1 billion, inherited

Mark Zuckerberg, U.S.
Age 23
$1.5 billion, self-made
The youngest of all is 23-year-old Facebook founder Mark Zuckerberg, who is quite possibly the world's youngest self-made billionaire ever.

John Arnold, U.S.
Age 34
$1.5 billion, self-made

Xiaofeng Peng, China
Age 33
$2.5 billion, self-made

Shivinder Singh, India
Age: 32
$2.5 billion, inherited

Begumhan Dogan Faralyali, Turkey
Age: 31
$1 billion, inherited