Mary-Kate and Ashley Olsen started their careers as child actors, both playing the role of Michelle Tanner in the ABC sitcom Full House.
George Bush has twin daughters, Barbara and Jenna, named after the mothers of George and his wife, Laura.
Fast & Furious star Vin Diesel has a twin brother, Paul, who works as a film editor.
Ashton Kutcher's twin brother, Michael, has cerebral palsy and also had a heart transplant. Today he works as a motivational speaker.
Reggie and Ronnie Kray were London gangsters in the 1960s, becoming celebrity figures during that time.
Cameron and Tylor Winklevoss sued Mark Zuckerberg in 2008 for stealing their idea. That idea was a little website called Facebook. They were awarded $68m in cash and Facebook stock.
Hunter Johansson is a political activist and community organizer who once worked for Barack Obama.
Elvis had an identical twin brother who was stillborn. Throughout his life, Elvis believed his brother watched over him.
Gisele Bundchen has a twin sister called Patricia, who works as her manager.
Joseph Fiennes, brother of actor Ralph Fiennes, also has a twin brother called Jacob, who works as a conservationist.