Brands Get to Know Jeff Bezos’ Ex-Wife To Be, MacKenzie Bezos, Who Could Soon Be Amazon’s largest shareholder and One of the World’s Richest WomenBy Tapiwa Matthew MutisiJanuary 13, 2019 In her 25 years of marriage to Jeff Bezos, MacKenzie Bezos has been a loyal ambassador for Amazon, the company that made her and her husband the richest couple in the world.