William Moncrief

William Alvin "Tex" Moncrief Jr. (March 27, 1920 – December 29, 2021) was an American businessman and philanthropist. He worked in the oil and gas sector. He was President of Moncrief Oil, and was a billionaire member of the 2006 Forbes 400, with an estimated net worth of US$1 billion.
Moncrief died on December 29, 2021 in Fort Worth, Texas at the age of 101.