Hurun Global Rich List 2021: Mukesh Ambani reaches no 8, Elon Musk tops list World hairman and Managing Director of India's Reliance Industries Mukhesh Ambani. — AFP/File The Hurun Global Rich List 2021 published Tuesday said Indian businessman Mukesh Ambani is now the 8th wealthiest man in the world. The Mumbai-based business tycoon's wealth went up 24% to US$83bn, on the back of a surge in the value of energy and telecom giant Reliance, the report said. "India's largest exporter, Reliance accounts for 8% of the country’s exports and 5% of India's total revenues from customs and excise duty," it said. Moreover, Tesla CEO Elon Musk topped the list after adding a massive $151 billion during the year to take his net worth to $197 billion. Amazon's boss Jeff Bezos ranked second with $189 billion in net worth.