Alice Walton, Texas
This Texas heiress has a net worth of $50.1 billion thanks to her father's company, Walmart. She curates art rather than working for Walmart like the rest of her siblings. In 2011 she opened the Crystal Bridges Museum of American Art in Bentonville, Arkansas.
Gail Miller, Utah
Miller's $1.5 billion wealth comes from the car dealership industry. She and her husband turned one Toyota dealership into a $5.1 billion industry with 64 dealerships total. They also purchased the Utah Jazz in 1986.