James Cox Chambers (born 1956/57) is an American billionaire heir, renewable energy businessman, and filmmaker. As of May 2022, his net worth was estimated at US$4.7 billion.
Chambers is the son of Anne Cox Chambers, the former US Ambassador to Belgium, and the grandson of newspaper publisher, three-time Governor of Ohio, and 1920 Democratic nominee for President James M. Cox. He has two half-sisters from his mother's first marriage, Katharine Ann Johnson and Margaretta Johnson. He graduated from Bard College in 1982.
Chambers is a renewable energy businessman, biodynamic farmer, and filmmaker. Chambers is a co-owner of the Atlanta Hawks, publisher of the Atlanta Constitution, and Atlanta Journal newspapers. Chambers has also served as the chair of the Board of Trustees of Bard College since 2015 and is on the board of directors for the Communities in Schools. Chambers appeared in the 1984 film Alphabet City.
In 2015, his mother Anne Cox Chambers distributed her 49% share in Cox Enterprises equally among her three children. As of June 2018, his net worth is $6.3 billion.
In 1982, Chambers married fellow Bard College alumna and actress Lauren Hamilton, the daughter of computer pioneer Margaret Hamilton and James Cox Hamilton, both of Cambridge, Massachusetts. They have a son, James "Jim" Cox Chambers Jr., also known as Fergie, who describes himself as a communist and a "professional revolutionary".
In 2004, Chambers married Nabila Khashoggi, daughter of billionaire Adnan Khashoggi. They have a son and live in Palisades, New York, US.