CSAR

CSAR, or Csar may refer to:


 * Caris Spatial Archive, a file format for storing bathymetry data
 * Center for the Simulation of Advanced Rockets
 * Central South African Railways
 * Combat search and rescue
 * Cosa succederà alla ragazza, a 1992 music album by Lucio Battisti
 * Comité secret d'action révolutionnaire, a French anti-communist group better known as La Cagoule
 * Alternative spelling of the title of nobility, Tsar
 * Günther Csar (born 1966)
 * Child Sexual Abuse Regulation (Regulation to Prevent and Combat Child Sexual Abuse)