The Parasols – $1B
If you play poker online, you must know about PartyPoker and PartyGaming. These gaming empires are actually the source of wealth of the Parasol family. Ruth Parsol worked as an engineer before she launched an online casino during the late ‘90s. When it saw success, she rebranded it to PartyPoker.com. However, the family’s net worth suffered after the divorce and a federal investigation. Nonetheless, the online poker continues to receive hundreds of millions in revenue each year.

The Parasols – $1B