Gregory John Norman AO (born 10 February 1955) is an Australian professional golfer and entrepreneur who spent 331 weeks as the world's Number 1 Official World Golf Rankings ranked golfer in the 1980s and 1990s. He has won 91 international tournaments, including 20 PGA Tour tournaments and two majors: The Open Championships in 1986 and 1993. Norman also earned thirty top-10 finishes and was the runner-up 8 times in majors throughout his career. He was inducted into the World Golf Hall of Fame in 2001 with the highest percentage of votes (80%) of any golfer to date. In a reference to his blond hair, size, aggressive golf style and his birthplace's native coastal animal, Norman's nickname is "The Great White Shark" (often shortened to just "The Shark"), which he earned after his play at the 1981 Masters.
During and after his playing career, Norman engaged in numerous entrepreneurial and philanthropic endeavors. He currently serves as the chairman and CEO of the Greg Norman Company, a global corporation with a portfolio of companies in fields like apparel, interior design, real estate, private equity, golf course design, and more. Norman has also donated to and established numerous charities and charity events like the QBE Shootout which benefits the CureSearch for Children's Cancer fund. He became a Trustee of the Environmental Institute for Golf in 2004 and received the Golf Writers Association of America's Bartlett Award in 2008 for his philanthropic endeavors.