USU or Usu may refer to: Universal Student Unionism (Australia) Usu (mortar), a Japanese mortar Science and Technology Unseptunium, a hypothetical chemical element with symbol Usu Universities Universidade Santa Úrsula (Brazil) Utah State University (Logan, Utah) Ulyanovsk State University (Ulyanovsk, Russia) Uniformed Services University University of Sydney Union Ural State University aka Ural A.M. Gorky State University (Russia) United States University Uttarakhand Sanskrit University, a state university in Uttarakhand, India University of North Sumatra in Medan, Indonesia Places Mount Usu, a volcanic mountain in Hokkaido, Japan Ushu, a mainland city that supplied the city of Tyre, called in the Amarna Letters Usu Wusu, a city in Xinjiang, China Francisco B. Reyes Airport, serving Coron and Busuanga Island, Palawan Province, Philippines (IATA code USU) Computers USU Software, a German software and IT business USU (operating system), a Bulgarian linux distribution