Melinda Gates net worth: Melinda Gates is an American businesswoman and philanthropist who has a net worth of $70 billion. Melinda Gates is the wife of Microsoft chairman Bill Gates, with whom she co-founded the Bill & Melinda Gates Foundation. The foundation's goals are to reduce extreme poverty, improve education and enhance healthcare. Gates was born Melinda Ann French on August 15, 1964 in Dallas, Texas. She attended St. Monica Catholic School, and graduated as valedictorian from Ursuline Academy of Dallas in 1982. In 1986 she graduated from Duke University with a B.S. in computer science and economics, and the following year she graduated with an MBA from Duke's Fuqua School of Business. She was also a member of the Kappa Alpha Theta sorority while in college. She began working at Microsoft, where she met Bill Gates. The two wed in 1994, and Melinda Gates has played a part in a number of Microsoft's multimedia products, including Encarta, Expedia, Microsoft Bob and Publisher. In 2005, she and her husband were named Time's People of the Year, along with Bono from U2. In 2006, she chaired The Campaign For Children to expand facilities, fund uncompensated care and grow the Seattle Children's Hospital's research program. In 2009, she and her husband received honorary degrees from the University of Cambridge. Since 2011, she's been ranked in the top 10 of Forbes' annual list of Top 100 Most Powerful Women, reaching #3 in 2013.