According to the Hurun Global Rich List India, the demonetisation drive which started on November 8, 2016 eroded the wealth of 11 individuals to below the threshold limit of $1 billion.
The report featured 132 Indian-origin billionnaires with a wealth of $1 bilion or more.
"India had a tough year because of disruptive government policies such as demonetisation drive," said Anas Rahman Junaid, Managing Director and Chief Researcher, Hurun Report India.
"However, on a long term perspective, we do believe that such transparent currency economics will have a positive impact for the entrepreneurs."
The list ranked
"In addition to his aggressive plans for his oil business, Mukesh Ambani is now focusing on his new telecom venture, Jio, which has acquired more than 100 crore customers in less than 6 months," the report said.
"This aggressive price war has dragged down other local players such as Idea, Airtel; In fact Idea registered a record loss of Rs 384 crore in Q3 2016 and is planning on a merger with
Besides, with a net worth of Rs 101,000 crore ($14 billion), S.P. Hinduja and family, the business tycoon and the primary shareholder and Chairman of Hinduja Group was ranked as the second richest.
Hinduja was followed by the Founder of Sun Pharmaceuticals
"India's richest pharma magnate and the founder of
Indian construction tycoon
"Cyrus Mistry's removal as the Chairman of Tata Sons' has cast a shadow on the ties between the two families and hence the dispute has affected value of his 18 per cent stake in Tata Sons," the report observed.