Iris Fontbona

3. Chile, about 52.6 billion dollars, valued by Forbes for Fontbona and her family. She is the widow of Andrónico Luksic Abaroa, and the family controls the London-listed copper miner Antofagasta and the holding company Quiñenco, with interests in banking (Banco de Chile), drinks and shipping. Her sons Jean-Paul and Andrónico run the main businesses.