Usu
USU or Usu stands for:
- the USU operating system , [apparently] a Bulgarian Linux distribution (not affiliated with USU AG)
- the Indonesian island of Usu (island)
- USU AG, see USU software ;
- the independent city of Usu in the Uyghur Autonomous Region of Xinjiang, PR China, see Usu (city) ;
- the Usu, a volcano in Japan, see Usu (volcano) ;
- the Utah State University .