The eldest son of Walmart founder Sam Walton, he inherited his fortune and served as Walmart’s chairman for 23 years. Now worth $57.2 billion, he is the 15th richest person in America and the fifth richest U.S. heir. Charles Koch and his three brothers inherited most of a vastly smaller Koch Industries when their father, Fred, died in 1967. Together the country’s 20 richest billionaire heirs (technically there are 23 because several are tied at number 20) are worth $568 billion. Julia Koch, age 60, sits on the board of directors of Koch Industries and focuses on philanthropy as president of the David H. Koch Charitable Foundation.

Source: Forbes June 19, 2022 13:38 UTC