6. Richard Branson

• Net Worth: $4.6 B                                                                 
• Source of Wealth: Virgin
• Citizen: United Kingdom
• Age: 63

Mr. Branson is the founder of Virgin Group which has around 400 companies under its umbrella. He was born in suburban area of Blackheath in Southeast London. His father was a barrister while grandfather was a judge in High Court of Justice. He dropped out of the school and began trading with small things and later went on to form Virgin Group of companies. The group is involved in investments in various sectors like airlines, cell phone operators, entertainment and lifestyle. With his fortune, he qualifies as the sixth wealthiest person in the UK.