Oni (disambiguation)

Oni may refer to:

• Oni, Georgia, a town in the Republic of Georgia
• Oni (folklore) (鬼), the demons and ogres of Japanese folklore
• Oni (computer game), a third-person shooter video game made by Bungie Studios
• Oni (Dance Dance Revolution) (鬼), used to describe a special mode in the game Dance Dance Revolution
• Oni (ISP), a Portuguese Internet service provider from Energias de Portugal
• Oni Sakti, professional artist, once known as Atticus Ross
• Oni, a species within the Mortal Kombat video game series
• Oni (novel), a work of fiction by author Marc Olden, about a Russian/Japanese terrorist.
• Oni Press, an independent comic book publisher
• Oni (Person), a Professional Gamer who goes by that name , and is also a member of IndyGamers and a StompFestStaff

ONI may stand for:

• The Office of Naval Intelligence, the United States Navy's intelligence arm
• The National Olympiad of Informatics (Olimpiada Naţională de Informatică), the most important Romanian informatics competition