David Siegel is an American businessman known for his role as the founder and CEO of Westgate Resorts, a large timeshare company based in the United States. He has been influential in the vacation ownership industry and has expanded his business to include various hospitality and real estate ventures. In addition to his business achievements, Siegel gained public attention through the 2012 documentary The Queen of Versailles, which showcased his life and the construction of a massive mansion in Florida. The film highlighted both his successes and the challenges faced during the economic downturn.