Rao or RAO may refer to:

Arts and entertainment Rao (comics), a star of Krypton in various comics Rao, a Greyhawk deity in Dungeons & Dragons: World of Greyhawk Raō, the Japanese name for Raoh, in Fist of the North Star Ramji Rao, in Indian films including Ramji Rao Speaking, 1989

People Rao (Indian surname), including a list of people with the name Rao (Chinese surname), including a list of people with the name

Places Rao, West Sumatra, Indonesia Råö, Kungsbacka Municipality, Halland County, Sweden Rao, Senegal Rao Arrondissement Rao Prefecture, in imperial China

Science and technology Rao (wasp), a genus of insects in the family Platygastridae Recent African origin of modern humans (RAO), a paleoanthropological theory Recurrent airway obstruction (RAO), a respiratory disease in horses Response amplitude operator (RAO), an engineering statistic in ship design Ribose aminooxazoline (RAO), an intermediate organic compound in origin of life chemistry

Other uses Rao (title), or Rai Rao language, in Papua New Guinea Rawa people, an ethnic group in Southeast Asia Rao's, an Italian restaurant in New York City, U.S. Leite Lopes Airport, Brazil, IATA code RAO

See also

Rai (disambiguation) Ray (disambiguation) Rau (disambiguation) Cramér–Rao bound, a statistical concept Rao–Blackwell theorem, a theorem in statistics