Serena Williams Is The First Athlete on Forbes' List of Richest br Self-Made Women She made the cover — and the case for her personal brand — in her conversation with the magazine. Williams is worth an estimated br $225 million, according to Forbes. She has won nearly $85 million br in prize money from her br 72 singles titles. But the majority of her wealth comes from sponsorships, business deals and investments. She's endorsed by several companies, including Nike, Pepsi, Gatorade, and even Intel. She's also a successful businesswoman, launching Serena Ventures in 2014 to invest in companies that embrace diversity.