3. Lakshmi Mittal
Lakshmi Mittal, the chairman, and CEO of ArcelorMittal, the global steelmaker, stands on the third position in the Forbes’ list amongst the Indian billionaires with the net worth $18.5 billion in 2018. His net worth was $16.4 billion in 2017. He came down to the 62nd rank on the global list this year as compared to the 56th rank last time.