Ru, ru, or RU may refer to:
Russia Russia (ISO 3166-1 alpha-2 country code) Russian language (ISO 639 alpha-2 code) .ru, the Internet country code top-level domain for Russia
China Rù (入), the entering tone in Chinese language phonetics Rú (儒), a Chinese language term for Confucianism Ru (surname) (茹), a Chinese surname Ru River (汝), in Henan, China Ru ware, a type of Chinese pottery Ru (upper garment) (襦)
Educational institutions Rajasthan University in Rajasthan, India Radboud University Nijmegen, in Nijmegen, Netherlands Radford University, in Virginia, USA Rai University in Gujarat, India Rajshahi University in Bangladesh Rama University in India Ramkhamhaeng University in Thailand Rangoon University in Burma Regis University in Colorado, USA Reykjavík University Iceland Rhodes University in Grahamstown, South Africa Rockefeller University in New York, USA Rockhurst University in Missouri, USA Roosevelt University in Chicago, Illinois, USA Rowan University in New Jersey, USA Ruse University in Bulgaria Rutgers University in New Jersey, USA Ryerson University, the former name of Toronto Metropolitan University in Ontario, Canada
Science and technology Resource Unit, a unit used in 802.11 wireless Rack unit, a measurement of the height of electronic equipment commonly installed in 19-inch racks Ruthenium, symbol Ru, a chemical element The "backwards-R U" Recognized Component Mark of Underwriters Laboratories
Transport AirBridge Cargo (IATA airline code) Rawa Buntu railway station (coded RU) in South Tangerang, Indonesia Renigunta Junction railway station (Indian Railways station code)
Other uses Ru (kana), the romanisation of the Japanese kana る and ル Ru (cuneiform), a sign in cuneiform writing Ru (novel), a novel by Canadian novelist Kim Thúy Ru (film), a film by Canadian director Charles-Olivier Michaud based on Kim Thúy's novel Ruanda-Urundi, former German and Belgian colony (today Rwanda and Burundi) Rückkehr unerwünscht "return unwanted", a Nazi designation for concentration camp prisoners who were forbidden to be released RuPaul, an American drag queen, actor, and television personality Rugby union
See also Rew (disambiguation) Rewe (disambiguation) Roo (disambiguation) Rou (disambiguation) Rue (disambiguation) Ruu