As part of her divorce, Scott got a 4 percent stake in Amazon, whose stock has been on the rise as coronavirus induced lockdown propel online sales and home deliveries.
The 58 year old is reportedly worth $66.4 billion according to the Bloomberg Billionaires Index.
She overtook L’Oreal SA Heiress, Francoise Bettencourt Meyers for the first time to become the world’s 12th richest person.
Last year, a month after her divorce from Bezos, the billionaire author signed the Giving Pledge – a campaign founded by Bill Gates and Warren Buffett – and vowed to donate at least half of her personal wealth to philanthropic causes during her lifetime.