Celebrity Cruises is a cruise line founded in 1988 by the Greek Chandris Group. In 1997, Celebrity Cruises Ltd. merged with Royal Caribbean International to become Royal Caribbean Cruises Ltd., which operates Celebrity, Royal Caribbean International, Azamara Club Cruises, Pullmantur Cruises and CDF Croisieres de France.

The signature "X" displayed on the funnel of Celebrity ships is the Greek letter chi, for "Chandris". The company has its headquarters in Miami, Florida. Common features on board Celebrity brand ships are aft-glass dining rooms, formal foyer areas, alternate dining venues, balcony and suite staterooms, large pools and lounging areas, signature bars and lounges, libraries, elegant spas and gyms, and relaxation areas.