5. Sheikh Mohammed bin Rashid Al Maktoum – Emir Sheikh of Dubai ( Net Worth: $15 Billion)
Sheikh Mohammed bin Rashid Al Maktoum born 15 July 1949), is the Vice President and Prime Minister of the United Arab Emirates (UAE), and ruler of the Emirate of Dubai. Since his accession in 2006, after the death of his brother Sheikh Maktoum, he has undertaken reforms in the UAE’s government, starting with the UAE Federal Government Strategy in April 2007. In 2010 he launched the UAE vision 2021 with the aim of making the UAE one of the best countries in the world by 2021.