Rosencrantz is a character in William Shakespeare's play Hamlet. He is a courtier to the King of Denmark and a childhood friend of Hamlet. Ophelia is another character in the play, a young noblewoman of Denmark and potential love interest of Hamlet. She is ultimately driven mad by the events of the play and drowns herself. Yorick is a deceased court jester whose skull is exhumed by gravediggers in Act 5, Scene 1. His skull serves as a powerful symbol of mortality for Hamlet.