Meet the youngest billionaires in the world

Age: 33

Net worth: $18.4 billion

Country of residence: United States

Source of income: Walmart fortune

Walton is a board member and the Environment Program Committee Chair of the Walton Family Foundation.

Source: Forbes

Age: 31

Net worth: $1.9 billion

Country of residence: United States

Source of wealth: Snapchat

Murphy is the cofounder and CTO of multimedia messaging app Snapchat.

Source: Forbes

Age: 31

Net worth: $3.2 billion

Country of residence: Ireland

Source of wealth: Payment software

Collison is the cofounder and CEO of Stripe, an online payment processing platform for internet businesses.

Source: Forbes

Age: 30

Net worth: $1 billion

Country of residence: Germany

Source of wealth: Medical technology

Braun, like his sister, owns 10% of B. Braun Melsungen, a medical device company.

Source: Forbes

Age: 29

Net worth: $1 billion

Country of residence: Germany

Source of weath: Auto parts

Draexlmaier is the sole owner of auto parts maker Fritz Draexlmaier Holding GmbH.

Source: Forbes

Age: 29

Net worth: $1.1 billion

Country of residence: Brazil

Source of wealth: Health insurance

Bueno is CEO of Diagnosticos da America SA, a Brazilian laboratory firm.

Source: Forbes

Age: 29

Net worth: $1.9 billion

Country of residence: United States

Source of wealth: Snapchat

Spiegel is the cofounder and CEO of messaging app Snapchat.

Source: Forbes

Age: 29

Net worth: $3.2 billion

Country of residence: Ireland

Source of wealth: Payments software

Collison is the cofounder and CEO of Stripe, an online payment processing platform for internet businesses.

Source: Forbes

Age: 28

Net worth: $1.2 billion

Country of residence: Germany

Source of wealth: Publishing

Furtwaengler owns 25% of Burda Media Group, which is owned by her father, Hubert Burda.

Source: Forbes

Age: 28

Net worth: $2 billion

Country of residence: Hong Kong

Source of wealth: Real Estate

Jonathan Kwok is a director at Empire Group Holdings, a property development and investment company.

Source: Forbes

Age: 26

Net worth: $2.3 billion

Country of residence: Norway

Source of wealth: Salmon farming

Witzoe owns close to half of SalMar ASA, one of the world's largest salmon producers.

Source: Forbes

Age: 24

Net worth: $1.1 billion

Country of residence: Norway

Source of income: Investments

Andresen owns 42% of family-owned investment company Ferd.

Source: Forbes

Age: 23

Net worth: $1.1. billion

Country of residence: Norway

Source of wealth: Investments

Andresen owns 42% of family-owned investment company Ferd.

Source: Forbes

Age: 22

Net worth: $1 billion

Country of residence: United States

Source of wealth: Cosmetics

Jenner is the founder of Kylie Cosmetics. The company was valued at $1.2 million when Jenner agreed to sell a 51% majority stake in it to beauty conglomerate Coty Inc. in 2019.

Source: Forbes