Mark Zuckerberg has three siblings. Here's everything to know about Mark Zuckberg's sisters: Randi, Donna and Arielle.

Mark Zuckerberg dressed up as a pop star to celebrate his wife Priscilla Chan's 40th birthday. The billionaire wore musician Benson Boone's famous sequined jumpsuit for his wife's birthday bash.

Mark Zuckerberg met his wife, Priscilla Chan, at Harvard in 2003, and they got married in 2012. Their couple style has evolved over the years, especially as Zuckerberg became a billionaire.

Mark Zuckerberg grew up surrounded by “smart ... Donna told New York Magazine in May 2012. Their parents, Edward Zuckerberg and Karen Kempner-Zuckerberg, supported their future ambitions even when it ...