Most of India's wealthy lost money in 2019, according to Forbes. But Mumbai-based businessman Mukesh Ambani remained the richest person in India in 2019 for the 12th year in a row with a net worth of $58.4 billion at the end of the year. According to Forbes' Real Time Billionaires ranking, India's richest people include a number of other well known names. Take a look at India's top 15 richest billionaires. Our list starts in the descending order of their net-worth accumulation.