CGS (disambiguation)
CGS or cgs is the centimetre–gram–second system of physical units. CGS may also refer to:

Organizations
 Canwest Global Communications Corporation (TSX symbol), a former Canadian media conglomerate
 CGS Aviation, an American manufacturer of ultralight aircraft
 Center for Genetics and Society, US
 Central Geological Survey, Taiwan
 Council of Graduate Schools, in Washington, DC, US
 CUSIP Global Services, the operating body of CUSIP
 China Geological Survey

Education
 Boston University College of General Studies, US
 Caistor Grammar School, Lincolnshire, England
 Chittagong Grammar School, Bangladesh
 Colyton Grammar School, Devon, England
 Commonwealth Governor's School, a group of schools in Virginia, United States
 Crescent Girls' School, Singapore

Other uses
 C.G.S. colony, housing for government workers in Mumbai, India
 Canadian Government Ship, a ship prefix
 Certificate of graduate studies (C. G. S.), a graduate certificate
 Championship Gaming Series, an international eSports league
 Chief of the General Staff, a senior army appointment in several countries

See also

 
 CG (disambiguation)