# Rio

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

## Geography
### Brazil

* Rio de Janeiro, often referred to as simply Rio
* Rio do Sul, a town in the state of Santa Catarina, Brazil

### Mexico

* Río Bec, a Mayan archaeological site in Mexico
* Río Bravo, Tamaulipas, a city in Mexico

### United States

* Rio, a location in Deerpark, New York, US
* Rio, Florida, a census-designated place in Martin County, US
* Rio, Georgia, an unincorporated community in Spalding County, US
* Rio, Illinois, a village in Knox County, US
* Rio, Virginia, a community in Albemarle County, US
* Rio, West Virginia, a village in Hampshire County, US
* Rio, Wisconsin, a village in Columbia County, US
* El Río, Las Piedras, Puerto Rico, a barrio
* Río Arriba, Añasco, Puerto Rico, a barrio
* Río Arriba, Arecibo, Puerto Rico, a barrio
* Río Arriba, Fajardo, Puerto Rico, a barrio
* Río Arriba, Vega Baja, Puerto Rico, a barrio
* Río Abajo, Ceiba, Puerto Rico, a barrio
* Río Abajo, Cidra, Puerto Rico, a barrio
* Río Abajo, Humacao, Puerto Rico, a barrio
* Río Abajo, Utuado, Puerto Rico, a barrio
* Río Abajo, Vega Baja, Puerto Rico, a barrio
* Rio Creek, Wisconsin, an unincorporated community in Kewaunee County, US
* Rio Grande Valley (Texas), a location in south Texas
* RIO Washingtonian Center (also stylized as rio), a shopping center in Gaithersburg, Maryland, US

### Elsewhere

* Rio, Italy, a municipality on the island of Elba in Tuscany
* Rio, Greece, a community in suburban Patras
* Río Bravo, Suchitepéquez, a town in Guatemala
* Rio Grande (disambiguation)
* Río Muni, the mainland of Equatorial Guinea
* Rio Tuba, a barrio in the province of Palawan, Philippines

## Given name
### Men

* Rio Adebisi (born 2000), English footballer
* Rio Alderton (born 1982), English footballer
* Rio Fahmi (born 2001), Indonesian footballer
* Rio Fanning (1931–2018), Northern Irish actor
* Rio Ferdinand (born 1978), English football player
* Rio Goldhammer (born 1990), English musician and filmmaker
* Rio Gomez (born 1994), American baseball player
* Rio Hackford (1970–2022), American actor
* Rio Haryanto (born 1993), Indonesian racing driver
* Rio Hillen (born 2003), Dutch footballer
* Rio Hope-Gund (born 1999), American soccer player
* Rio Komiya (小宮 璃央, born 2002), male Japanese model and actor
* Rio Mavuba (born 1984), French football player
* Rio Ngumoha (born 2008), English footballer
* Rio Nitta (二田 理央, born 2003), male Japanese footballer
* Rio Noguchi (野口 莉央, born 1998), male Japanese tennis player
* Rio Omori (大森 理生, born 2002), male Japanese footballer
* Rio Preisner (1925–2007), Czech-born poet
* Rio Raj (born 1989), Indian actor
* Rio Ramandika (born 1989), Indonesian footballer
* Rio Ramirez (born 1998), Mexican-American soccer player
* Rio Reiser (1950–1996), German singer
* Rio Rii (born 1996), Vanuatuan rower
* Rio Ruiz (born 1994), American baseball player
* Rio Sakuma (佐久間 理央, born 1997), male Japanese footballer
* Rio Saputro (born 1995), Indonesian footballer
* Rio Shipston (born 2004), English footballer
* Rio Suryana (born 1977), Indonesian-Australian badminton player
* Rio Waida (born 2000), Japanese-Indonesian surfer
* Rio Wells, Canadian football player and MMA fighter
* Rio Yañez (born 1980), American artist

### Women

* Rio Fredrika (born 1995), English presenter and model
* Rio Hardy (born 1996), English footballer
* Rio Hirai (平井 理央, born 1982), Japanese TV announcer
* Rio Kanno (菅野 莉央, born 1993), Japanese actress
* Rio Kishida (岸田 理生, 1946–2003), Japanese playwright
* Rio Locsin (born 1961), Filipino actress
* Rio Matsumoto (born 1982), Japanese actress, model and singer
* Rio Natsuki (born 1969), Japanese voice actress
* Rio Natsume (夏目 理緒, born 1985), Japanese gravure idol
* Rio Sasaki (佐々木 りお, born 2002), Japanese child actress
* Rio Shimamoto (島本 理生, born 1983), Japanese writer
* Rio Shimono (下野 璃央, born 2000), Japanese racing driver
* Rio Shirai (白井 璃緒, born 1999), Japanese swimmer
* Rio Suzuki (born 2005), Japanese child actress
* Rio Takizawa (瀧澤 莉央, born 1996), Japanese footballer
* Rio Teramoto (寺本 莉緒, born 2001), Japanese Gravure idol
* Rio Uchida (内田 理央, born 1991), Japanese actress
* Rio Watari (渡利 璃穏, born 1991), Japanese wrestler
* Rio Yamase (山瀬 理桜), Japanese violinist
* Rio Yamashita (山下 リオ, born 1992), Japanese actress
* Tina Yuzuki (born 1986), also known as Rio, Japanese AV idol

## Surname

* Al Rio (1962–2012), Brazilian comic book artist
* Alexis-François Rio (1797–1874), French author and art critic
* Michel Rio (footballer) (born 1963), former French footballer
* Michel Rio (born 1945), French writer and novelist
* Neiphiu Rio (born 1950), Indian politician
* Patrice Rio (born 1948), former French footballer
* Zhaleo Rio (born 1953), Indian politician

## Entertainment
### Films

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

### Television and anime

* "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), 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
* Los del Río, the Spanish music duo that gained international fame for their 1995 song "Macarena"
* Rock in Opposition, or RIO, a musical movement in the 1970s
* Rock in Rio, a series of music festivals held in Brazil and Portugal

#### Albums

* Río (Aterciopelados album), 2008
* Rio (Uri Caine album), 2001
* Rio (Duran Duran album), 1982
* Rio (Keith Jarrett album), 2011
* Rio (Joyce album), 2012
* Rio (Trevor Rabin album), 2023
* Rio (Lee Ritenour album), 1979
* Rock in Rio (album), a 2001 live album by Iron Maiden
* Rush in Rio, a 2003 live album by Rush

#### Songs

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

## Businesses and organizations

* Rio (British drink), British soft drink brand
* Rio (Chinese drink), Chinese alcopop brand
* Rio All Suite Hotel and Casino, a resort in Las Vegas, US, that opened in 1990
* Rio Convention, one of several commonly used "Rio" nicknames for the 1992 Convention on Biological Diversity
* Rio Group, founded 1986, an international organization of Latin American states
* RIO Models, diecast miniature cars made in Italy
* Rio Tinto (corporation), a multinational mining and resources group founded in 1873
* Regional Institute of Ophthalmology, several institutes in India

## Politics

* Rio Declaration on Environment and Development, a 1992 global sustainable development plan
* Rio Protocol of 1942, which temporarily settled a border war between Peru and Ecuador
* Rio Treaty or Rio Pact of 1947, more formally known as the Inter-American Treaty of Reciprocal Assistance
* Regulatory Innovation Office (RIO)

## 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
* Ford Del Rio, an American station wagon

## Transportation
### Air transportation

* Avian Rio, a British hang glider
* RIO, the IATA airport code for all airports near Rio de Janeiro

### Automobiles

* 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
* Ford Del Rio, a 1957–1958 American full-size station wagon

## Other

* Rio (surname)
* Riario an Italian noble family
* the name of a Lake District town in Swallows and Amazons, an English children's novel
* Research Ideas and Outcomes, an open-access journal