CSU may refer to:
Universities and university systems
United States Columbia Southern University, in Orange Beach, Alabama California State University system Colorado State University, in Fort Collins, Colorado Connecticut State University System Columbus State University, in Columbus, Georgia Clayton State University, in Morrow, Georgia Chicago State University, in Chicago, Illinois Coppin State University, in Baltimore, Maryland Cleveland State University, in Cleveland, Ohio Central State University, in Wilberforce, Ohio Charleston Southern University, in Charleston, South Carolina Cardinal Stritch University, in Milwaukee, Wisconsin
Philippines
Cagayan State University Caraga State University system
Other countries Central Sanskrit University, New Delhi, India Central South University, Changsha, Hunan, China Charles Sturt University, Australia Chelyabinsk State University, Chelyabinsk, Russia Cheng Shiu University, Kaohsiung, Taiwan Concordia Student Union, the organization representing undergraduate students at Concordia University in Montreal, Quebec, Canada
Organizations
Christian Social Union (UK), an Anglican social gospel organisation Christian Social Union in Bavaria, a political party in Bavaria, Germany Civil Service Union, a defunct trade union in the United Kingdom Český statistický úřad, Czech Statistical Office
Other uses
Channel service unit, a Wide area network equivalent of a network interface card Chari Aviation Services, Chad, by ICAO airline code Chronic spontaneous urticaria, an autoimmune condition Constant speed unit, a mechanical device on an aircraft propeller that regulates engine speed by automatically changing pitch Crime Scene Unit, a forensic in some police groups this refers to crime scene investigators who respond to a crime scene