Lucinda Southworth
Larry Page, the co-founder of Google, is Lucinda Southworth’s husband, but Southworth is a phenomenally successful woman in her own right. She is a research scientist with a Ph.D. in Biomedical Informatics from Stanford University. The couple, who married in 2007, has donated $15 million to the Ebola virus relief effort in 2013. The couple has a combined net worth of $54 billion.
Melani Lowman-Walton
Melani Lowman-Walton’s net worth is unknown, but her husband Rob Walton’s combined net worth is estimated to be $45.4 billion. Walmart founder Sam Walton’s eldest son, Rob Walton, is an heir to its fortune. The Walton couple is active in philanthropy, particularly through the Rob and Melani Walton Foundation, which aims to provide grants to partners who want to make a bigger impact.