Six of the founders and investors behind the hot Internet startup made the annual list of world's top billionaires compiled by Forbes and published on Wednesday and four of them are new to the roster.
They join a list of others made wealthy by the latest gold rush on the Internet, underscoring the extent of the resurgence in a sector left for dead at the turn of the millennium.
Facebook co-founder and Chief Executive Mark Zuckerberg clocked in at No. 52 with an estimated worth of $13.5 billion, up from 212 and $4 billion in 2010.
Co-founders Dustin Moskovitz, the youngest billionaire on the Forbes list at 26, Eduardo Saverin, and investors Sean Parker and Russian Yuri Milner are new to the ranks. Rounding out Forbes' "Facebook Six" is investor Peter Thiel, who has moved down to 833 from 828, despite increasing his wealth to $1.5 billion from $1.2 billion.
Created in a Harvard dorm room in 2004, Facebook rocketed from an online directory for college students to the world's No. 1 social network, quickly surpassing its predecessor Friendster and dominating its rival News Corp's MySpace in popularity.