Ghost (disambiguation)
Ghost could refer to:

 Ghost, the spirit of a dead individual
 Ghost (Hamlet), a character in a play by Shakespeare
 Ghost (slang), a 21st century slang term for a violent inhabitant of a Sanctuary district

You may also be looking for:
 Ghost (eBook), a Starfleet Corps of Engineers eBook 
 "Ghosts (IDW)", an issue of Star Trek: Crew by IDW
 "Ghosts (Marvel)", a Marvel Voyager comic
 Star Trek: The Next Generation - Ghosts, an IDW comic miniseries