, Rabindranath Tagore , Tagore Lakhsmi Mittal Lakshmi Narayan Mittal (or Lakshmi Niwas Mittal) (born June 15 , 1950 ) is a London -based Indian billionaire industrialist , born in Sadulpur Village, in the Churu district of Rajasthan , India , and residing in Kensington , London . He is the