IF
Iris Fontbona
Chile · Mining · Antofagasta plc
Estimated Net Worth
$36.40B
Per Forbes, November 2025 — not a live figure
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About Iris
Inherited the Luksic Group, one of Latin America's largest conglomerates, after the 2005 death of her husband Andrónico Luksic Abaroa. The family holds nearly 70% of Antofagasta plc, a major copper producer, making her Chile's wealthiest person.
Iris Fontbonaisn't part of our live-tracked core roster — we haven't verified their public shareholdings to price them minute-to-minute, so this figure is a static, point-in-time estimate from Forbes, not derived from a live stock price like the rest of this site. See the full ranked list →