While You Were Sleeping may refer to:
Film and television While You Were Sleeping (film), a 1995 American romantic comedy While You Were Sleeping (2011 TV series), a South Korean television series While You Were Sleeping (2017 TV series), a South Korean television series "While You Were Sleeping" (Elementary), a 2012 episode "While You Were Sleeping" (The Vampire Diaries), a 2014 episode
Music While You Were Sleeping (album), by Classified, 2007 While You Were Sleeping, a 2010 EP by The Story So Far "While You Were Sleeping", a 2005 song by Casting Crowns from Lifesong "While You Were Sleeping", a 2010 single by Io Echo "While You Were Sleeping", a 2007 song by Sonic Boom Six from Arcade Perfect