13. Oprah Winfrey ($2.9 billion)
Oprah Winfrey is one of the richest women in the world. Not only does she have a net worth just shy of $3 billion, but she’s one of the most beloved celebrities of our time. From her hit talk show to many scene stealing movie roles, Oprah is a businesswoman with an eye for the lucrative. She currently owns a percentage of Weight Watchers and sits on their Board of Directors.