Melinda Gates – Est. $70 billion

Melinda Gates is an American businesswoman and philanthropist who has a net worth of $120 billion. That is a combined net worth with her husband of many years, Microsoft chairman Bill Gates. Bill and Melinda are two of the biggest philanthropists in history. They are the co-founders of the Bill & Melinda Gates Foundation.

Melinda began dating Microsoft CEO Bill Gates in 1987, after meeting him at a trade fair in New York. In 1994, she married Gates in a private ceremony held in Lanai, Hawaii. They have three children: Jennifer, Phoebe and Rory Gates. The family resides in Xanadu 2.0, an earth-sheltered mansion overlooking Lake Washington in Medina, Washington. The family also owns an oceanfront residence in Del Mar, California. In 2021, Gates and her husband announced that they had decided to divorce following 27 years of marriage, and 34 years as a couple.