AP Images Snapchat cofounder and CEO Evan Spiegel, 27, is one of the richest millennial billionaires in America, with a fortune around $3.4 billion. In May, he married Miranda Kerr, an Australian supermodel and owner of cosmetics line Kora Organics. The 34-year-old is wealthy in her own right, with an estimated net worth of $45 million. Like any good power couple, Spiegel and Kerr purportedly share interests in each others' endeavors.