Among other notables Anil Ambani is at 11th with $ 6 billion, Airtel's Sunil Mittal and family at 12th with $5.9 billion, HCL's Shiv Nadar at 13th with $5.6 billion, and DLF's KP Singh (seen here
) at 14th with $5.5 billion.
The collective wealth of India's 100 richest rose 3.7 percent to $250 billion, Forbes
said, with seven people losing more than $1 billion each over the past 12 months but six gaining at least that.
The list includes 61 billionaires, four more than in 2011, Forbes said, as the minimum wealth necessary to enter the list rose 25 percent to $460 million, still below the threshold of $500 million in 2010.
The complete top 100 can be found here: Forbes.com/india-billionaires/list/