French-American businessman (1932–2016)
Gérard C. Louis-Dreyfus, also known as William Louis-Dreyfus, was a French-American businessman. His net worth was estimated at $3.4 billion by Forbes in 2006. He was the chairman of Louis Dreyfus Energy Services and the great-grandson of Léopold Louis-Dreyfus, founder of Louis Dreyfus Group. He was the father of actress Julia Louis-Dreyfus.