John D. Arnold

John Arnold
Born
John Douglas Arnold

1974 (age 5051)
Dallas, Texas, U.S.
EducationVanderbilt University (BS)
Occupation(s)Philanthropist and Co-Founder of Arnold Ventures LLC
SpouseLaura Muñoz
Children3

John Douglas Arnold (born 1974) is an American billionaire. In 2007, Arnold became the youngest billionaire in the U.S.. His firm, Centaurus Advisors, LLC, was a Houston-based hedge fund specializing in trading energy products that closed in 2012. He now focuses on philanthropy through Arnold Ventures LLC. Arnold is a board member of Breakthrough Energy Ventures and since February 2024, is a member of the board of directors of Meta.