Rio or Río is the Portuguese and Spanish word for "river". The word also exists in Italian, but is largely obsolete and used in a poetical or literary context to mean "stream". Rio, RIO or Río may also refer to:

Places

United States

* Rio, Florida, a census-designated place * Rio, Georgia, an unincorporated community * Rio, Illinois, a village * Rio, a location in Deerpark, New York * Rio, Virginia, a community * Rio, West Virginia, a village * Rio, Wisconsin, a village * El Río, Las Piedras, Puerto Rico, a barrio

Elsewhere

* Rio de Janeiro, Brazil, often referred to as simply Rio * Rio, Italy, a municipality on the island of Elba in Tuscany * Rio, Greece, a community in suburban Patras

People

* Rio (given name) * Rio (surname) * Tina Yuzuki (born 1986), also known as Rio, Japanese AV idol

Arts and entertainment

Films

* Rio (1939 film), ''Rio'' (1939 film), starring Basil Rathbone * Rio (franchise), ''Rio'' (franchise), a film series and related media * Rio (2011 film), ''Rio'' (2011 film), an animated film from 20th Century Fox and Blue Sky Studios ** Rio (soundtrack), ''Rio'' (soundtrack) ** ''Rio 2'', the 2014 sequel

Television and anime

* Rio (CSI: Miami), "Rio" (''CSI: Miami''), the first episode in Season 5 (September 2006) of the American television program ''CSI: Miami'' * ''Rio: Rainbow Gate!'', a 2011 anime series based on a pachinko franchise by Tecmo

Games

* Rio (video game), ''Rio'' (video game), the 2011 tie-in game for Nintendo DS, Wii, PS3, and Xbox 360 * ''Angry Birds Rio'', an edition of the game ''Angry Birds'' tying into the release of ''Rio''

Music

* R.I.O., a German dance band * RIO (English band), an English rock duo * Rock in Opposition, or RIO, a musical movement in the 1970s

Albums

* Río (Aterciopelados album), ''Río'' (Aterciopelados album), 2008 * Rio (Uri Caine album), ''Rio'' (Uri Caine album), 2001 * Rio (Duran Duran album), ''Rio'' (Duran Duran album), 1982 * Rio (Keith Jarrett album), ''Rio'' (Keith Jarrett album), 2011 * Rio (Joyce album), ''Rio'' (Joyce album), 2012 * Rio (Trevor Rabin album), ''Rio'' (Trevor Rabin album), 2023 * Rio (Lee Ritenour album), ''Rio'' (Lee Ritenour album), 1979

Songs

* Rio (Duran Duran song), "Rio" (Duran Duran song), 1982 * Rio (Ledri Vula song), "Rio" (Ledri Vula song), 2019 * "Rio", a song by Hey Marseilles from the 2008 album ''To Travels & Trunks'' * Rio (Michael Nesmith song), "Rio" (Michael Nesmith song), 1977 * "Rio", a song by Wavelength (band), Wavelength from the 1982 album ''Hurry Home''

Businesses and products

* Rio All Suite Hotel and Casino, a resort in Las Vegas, United States * RIO Washingtonian Center, also stylized as rio, a shopping center in Gaithersburg, Maryland, United States * Rio (British drink), a British soft drink brand * Rio (Chinese drink), a Chinese alcopop brand * RIO Models, diecast miniature cars made in Italy

Roles and professions

* Radar Intercept Officer, or RIO * Railway Investigation Officer, or RIO, a rank in the Victoria Transit Patrol * Remote interface officer (RIO) Flight Controller, integrates communications between Mission Control Center Houston and other space centers

Technology

* Rio (digital audio players), a brand name of a line of digital audio players * Rio (windowing system), the windowing system for the Plan 9 from Bell Labs operating system * Kyocera Rio, or Kyocera E3100, a mobile phone * Reconfigurable Input/Output, or RIO, found in devices such as the CompactRIO * Winsock RIO extensions, part of the Winsock network API

Transportation

* Avian Rio, a British hang glider * RIO, the International Air Transport Association airport code, IATA airport code for all airports near Rio de Janeiro * Kia Rio, a 1999–present Korean subcompact car * Panther Rio, a 1975–1977 British full-size sedan * Premier Rio, a 2009–2018 Indian subcompact SUV

Other uses

* Rio Group, founded 1986, an international organization of Latin American states * Regional Institute of Ophthalmology, several institutes in India * Regulatory Innovation Office (RIO) * Research Ideas and Outcomes, an Open access, open-access journal * a Lake District town in ''Swallows and Amazons'', an English children's novel