Ras
Ras stands for:
- Lords of Ras , Austrian noble family
 - Ras (Ethiopia) , one of the highest titles at the Ethiopian imperial court
 - Ras (unit) , old Italian measure of length
 - Ras (protein) , a proto-oncogene
 - Ras Ajdir , place in Tunisia
 - Stari Ras , capital of the former Serbian principality of Raszien
 
Ras is a family name for the following people:
- Eva Ras (* 1941), Serbian actress
 - Hans Ras (1926–2003), Dutch philologist
 - Ireneusz Raś (* 1972), Polish politician
 - Julio Rosales y Ras (1906-1983), Filipino clergyman
 - Max Ras (1889–1966), Swiss journalist and publisher
 - Tony Ras (* 1994), Dutch ice hockey player
 
RAS is an abbreviation for:
- RAS Holding , Italian insurance group
 - Smoke aspiration system
 - Rectified Airspeed corrected airspeed
 - Reflection anisotropy spectroscopy, an optical spectroscopy method
 - Remote Access Service , Microsoft Windows system service for remote server access
 - Replenishment at Sea , see Sea Supply
 - Revolutionary construction in Switzerland , left-wing extremist organization in Switzerland
 - Guidelines for the construction of roads , part of the technical regulations in road construction
 - Rock am See , annual rock festival on Lake Constance
 - Row address strobe , data line in DRAM memory
 - Royal African Society , Society for African Studies in Great Britain
 - Royal Asiatic Society , Association of Asian Researchers in Great Britain
 - Royal Astronomical Society , United Kingdom Astronomers Association
 - Ruch Autonomii Śląska , Movement for the Autonomy of Silesia , political association in Poland
 - Rundfunk-Anstalt Südtirol , facility for broadcasting German-language radio programs in South Tyrol
 
See also: