13. David Koch, the vice president of Koch Industries married to -Julia Koch
David is the executive vice president of Koch Industries with a net worth of $44.2 billion in 2016. Julia Koch was a fashion assistant when they firstly met, and they got married in 1996.

14. Eike Batista, Brazilian business magnate dating – Flavia Sampaio
Eike Batista is a Brazilian business magnate extending his business areas to mining, oil, and gas. Eike has a net worth of $30.0 billion in 2012, but the number plummeted to $200 million because of debts and company’s falling stock prices by July 2013. Given the current financial condition of her boyfriend, Flavia Sampaio may need to consider her luxury lifestyle.
