What billionaires live in Oklahoma?

Written by Editorial Team | Last Updated: August 2026

Oklahoma features several prominent billionaires whose fortunes are deeply rooted in the energy sector, petroleum production, and corporate enterprise. Notable billionaires residing in the state include Harold Hamm, the visionary founder of Continental Resources who pioneered the American shale oil revolution, along with retail magnate David Green (founder of Hobby Lobby) and financial leader George Kaiser (head of Kaiser-Francis Oil and major stakeholder in BOK Financial), who maintain their primary bases and philanthropic foundations across Oklahoma City and Tulsa.

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