Billionaires-By-Law: 8 People Who Married Into The World's Richest Families

A stylish philanthropist who splits her time between Omaha, Nebraska, Decatur, Illinois, and the New York charity circuit, Lili wed Howard, the grandson of the billionaire Warren Buffett, back in 2011 after they connected at an agriculture conference (she has Nebraska farming roots, according to The Washington Post). He previously worked within the Obama administration and proposed to Lili, a Columbia grad student at the time, in the White House rose garden. Doesn't get more perfect than that (although the President did almost ruin the moment).