USG

USG may refer to:

* Medical ultrasonography, an ultrasound-based diagnostic imaging technique used to visualize internal organs
* Ulysses S. Grant, former U.S. General and 18th President of the United States
* Under-Secretary-General of the United Nations
* United States Government, or Federal government of the United States
* Universities at Shady Grove, an educational facility in Rockville, Maryland, United States
* University Student Government, a part of a students' union
* University System of Georgia, the organizational body that includes all public institutions of higher learning in Georgia, United States
* Unix Support Group, an AT&T group that commercialized a series of Unix computer operating system versions
* USG Corporation, an American construction materials manufacturer
* Urine Specific Gravity (kidney), a measure of urine concentration or relative density
* USG people, a European HR/staffing/temporary employment organization based in The Netherlands. [http://www.usgpeople.com/en/default.aspx It] is a merger (and three letter acronym) of Unique, Start and Goudsmit.
* United Scene Group e.V., an intercultural development organisation in Germany. [http://www.united-scene-group.net]