W illiam "Bill" Boyd is an American billionaire and a pioneer of the Las Vegas casino industry. He is the co-founder and executive chairman emeritus of Boyd Gaming, a major American casino and gaming company. A lawyer by training, he co-founded the company in 1975 with his late father, Sam Boyd. They started with a single small casino in downtown Las Vegas and have since built the company into a major national player with a portfolio of casinos and hotels across the United States.

He has been the longtime leader of the company, serving as its CEO for many years before transitioning to the role of executive chairman. He has been a key figure in the development of the Las Vegas gaming market, particularly in catering to the local and drive-in tourist markets. The family's vast fortune is derived from their large founding stake in the publicly traded company. He is a highly respected and iconic figure in the Las Vegas business community.