Kerry Packer – $5 Billion ; 2. 50 Cent · 5. Celebrity sports bettors · 1. How many people bet on sports? Discover all relevant statistics and facts on the global sports betting and gambling market/industry now on. Top 10 Richest Gamblers In The World ; 1. Billy Walters Net Worth: $ Million. Edward Thorp –. . Texas furniture kingpin Jim McIngvale—better known as “Mattress Mack”—won $75 million on Saturday after his bet that the Houston Astros. He also gets the. Ashton Kutcher · 4. Tony Bloom – $ Billion ; 3. rich from sports betting! ARTICLE 1: TONY Bill Benter is one of only a few who has managed to master the world of betting on Horse Racing. Wayne. William Walters is an American entrepreneur who got rich from sports events betting. Charlie Sheen · 7. Pete Rose · 6. Bill Benter – $1 Billion ; 4. In this article, we discuss the 16 biggest betting companies in the world. Floyd Mayweather · 2. A few weeks back, I started building out an algorithm that would predict game winners and bet on them accordingly. Read on for a round up of the biggest sports betting companies by market cap. If you want to read about some more betting companies. Michael Jordan · 3. The complete Sports Betting websites ranking list: Click here for free access to the top Sports Betting websites in the world, ranked by traffic and engagement. Flutter Entertainment, which operates FanDuel, has the top.