Austrian Mark Mateschitz, 31, is the world's richest young billionaire worth a mega $39.6BLN after inheriting Red Bull, according to Forbes latest global list of super rich under 33: Brazilian Livia Voigt, 19, becomes the youngest worth $1.1BLN
A few of this years title holders are self-made after building up businesses such as Snapchat and Gymshark, but many are the product of inherited fortunes and generational wealth.
Source: dailymail.co.uk