Leo is the Latin word for

lion The lion (''Panthera leo'') is a large Felidae, cat of the genus ''Panthera'', native to Sub-Saharan Africa and India. It has a muscular, broad-chested body (biology), body; a short, rounded head; round ears; and a dark, hairy tuft at the ...

. It most often refers to: * Leo (constellation), a constellation of stars in the night sky *

Leo (astrology) Leo (; , Latin for "lion") is the fifth Astrological sign, sign of the zodiac. It corresponds to the Leo (constellation), constellation Leo and comes after Cancer (astrology), Cancer and before Virgo (astrology), Virgo. The traditional Western ...

, an astrological sign of the zodiac * Leo (given name), a given name in several languages, usually masculine The terms Leo or Léo may also refer to:

Acronyms

* Lateral epitaxial overgrowth – a semiconductor substrate technology *

Law enforcement officer A law enforcement officer (LEO), or police officer or peace officer in North American English, is a public-sector or private-sector employee whose duties primarily involve the enforcement of laws, protecting life & property, keeping the peace, ...

* Law enforcement organisation * '' Louisville Eccentric Observer'', a free weekly newspaper in Louisville, Kentucky * Michigan Department of Labor and Economic Opportunity * Legal Ombudsman, often informally abbreviated to LEO or LeO in the UK.

Arts and entertainment

Music

* L.E.O. (band), a band by musician Bleu and collaborators * ''Leo'' (soundtrack), soundtrack album by Anirudh Ravichander for the 2023 Indian film

Film

* ''Leo'' (2000 film), a Spanish film * ''Leo'' (2002 film), a British-American film * ''Leo'', a 2007 Swedish film by Josef Fares * ''Leo'' (2012 film), a Kenyan film * ''Leo'' (2023 American film), an American animated musical comedy film * ''Leo'' (2023 Indian film), a Tamil-language action thriller *

Leo the Lion (MGM) Leo the Lion is the mascot for the Cinema of the United States, Hollywood film studio Metro-Goldwyn-Mayer; its former sister company MGM Resorts; and its predecessor Goldwyn Pictures. The iconic logo was created by artist Lionel S. Reiss, who ser ...

, mascot of the Metro-Goldwyn-Mayer film studio seen at the beginning of MGM films

Television

* Leo Awards, a British Columbian television award * "Leo", an episode of ''Being Erica'' * Léo, fictional lion in the animation '' Animal Crackers'' * ''Léo'', 2018 Quebec television series created by

Fabien Cloutier Fabien Cloutier is a Canadian actor and playwright from Quebec.Leo Namibia TN Mobile, first introduced as Cell One and then as Leo, is a mobile telecommunications company in Namibia Namibia, officially the Republic of Namibia, is a country on the west coast of Southern Africa. Its borders include the Atlantic O ...

, former name for the TN Mobile phone network in Namibia *

Leo Pharma LEO Pharma A/S is a multinational Danish pharmaceutical company, founded in 1908, with a presence in about 100 countries. Its headquarters are in Ballerup, near Copenhagen The company is 100% integrated into a private foundation owned by the LEO ...

, an international pharmaceutical company, based in Denmark *

Leo Records Leo Records is a British record company and label, founded in 1979, which releases jazz from Russian, American and British musicians. It concentrates on free jazz. This label is different from the Leo Records that was formed by Edward Vesala i ...

, an English jazz record label * Lioré et Olivier, a French aircraft manufacturer from 1912 to 1937 *

The Leo Group The Leo Group is a privately owned, waste-recycling company based in Halifax, England that specialises in the collection and processing of animal by-products. The company is currently run by Daniel Sawrij, the managing director, who took over fro ...

, a waste-recycling company based in Halifax, England

People and fictional characters

Léo Léo is a proper noun in French, meaning "lion". Its etymological root lies in the Latin word Leo. Léo is used as a diminutive or variant of the names Léon, Léonard, Léonardon, Leonardo, Léonid, ''Léonor'', '' Léonore'', ''Eléonore'' ...

, a list of people with the given name *

Leo (surname) The surname Leo may refer to: * Aleksandra Leo (born 1981), Polish politician and lawyer * Angelo Leo (born 1994), American boxer * Daniel Leo (mobster) (born 1928), American organized crime figure * Daniel Leo (rugby union) (born 1982), Samoan rug ...

, a list of people *

Pope Leo (disambiguation) Pope Leo is the name of fourteen heads of the Catholic Church: * Pope Leo I (the Great; saint; 440–461) * Pope Leo II (saint; 682–683) * Pope Leo III (saint; 795–816) *Pope Leo IV (saint; 847–855) *Pope Leo V (903) * Pope Leo VI (928–929) ...

, a disambiguation page for popes named Leo *

Leonid dynasty The Leonid dynasty or Thracian dynasty produced six Byzantine emperors during Late Antiquity, reigning over the Byzantine Empire from 457 to 518. The dynasty's patriarch was Leo I, who was made Byzantine emperor in 457. Leo's daughter Ariadne ...

, also known as the House of Leo, a Byzantine dynasty *

Arakel Babakhanian Arakel Grigori Babakhanian (; – 14 November 1932), commonly known by his pen name Leo (), was an Armenians, Armenian historian, writer, critic, and professor at Yerevan State University. He is best known for authoring a multi-volume work o ...

(1860–1932), known by his pen name Leo, Armenian historian * Leo (singer) (born 1990), South Korean pop musician * Léo (footballer, born 1975), full name Leonardo Lourenço Bastos, Brazilian football leftback * Leo (footballer, born November 1989), full name Leonardo Passos Alves, Brazilian football striker * Leo (footballer, born December 1989), full name Leandro Mariano da Silva, Brazilian football striker * Léo (footballer, born 1990), full name Leonardo da Silva Vieira, Brazilian football goalkeeper * Léo (footballer, born 1992), full name Leonardo José Peres, Brazilian football forward * Leo (wrestler) (born 1989), Mexican professional wrestler *

Luiz Eduardo de Oliveira Luiz Eduardo de Oliveira (born December 13, 1944), more famous under his pen name Léo is a Brazilian comics creator. Biography After graduating as a mechanical engineer, Oliveira left Brazil because of the then Brazilian military government, mi ...

or Léo (born 1944), Brazilian comics writer

Places

* Léo Department, a department or commune of Sissili Province in southern Burkina Faso **

Léo, Burkina Faso Léo is a town located in the province of Sissili in Burkina Faso. It is the capital of Sissili Province, and is located about 10 kilometers from the Burkina Faso–Ghana border, border with Ghana. The main ethnic group are the Gurunsi people, Guru ...

, the capital city of Sissili Province and Léo Department * Leo, a village that was merged into Leo-Cedarville, Indiana, U.S. * Leo, Ohio, U.S. * Leo, West Virginia, U.S., a ghost town * Leo Islands, Nunavut, Canada

Science and technology

Astronomy and space exploration

Low Earth orbit A low Earth orbit (LEO) is an geocentric orbit, orbit around Earth with a orbital period, period of 128 minutes or less (making at least 11.25 orbits per day) and an orbital eccentricity, eccentricity less than 0.25. Most of the artificial object ...

, a satellite path * Launch and Early Orbit phase, a crucial phase of a space mission * LEO (spacecraft), a lunar mission

Biology

Leo (horse) Leo (1940–1967) was one of the most influential American Quarter Horse, Quarter Horse sires in the early years of the American Quarter Horse Association (or AQHA). Life Leo was foaled in 1940.Close and Simmons ''Legends: Outstanding Quarter ...

, an American Quarter Horse * Leonberger or Leo, a breed of dog * Long-term Ecosystem Observatory, a marine study project * ''Leo'', an obsolete genus now in ''

Panthera ''Panthera'' is a genus within the family (biology), family Felidae, and one of two extant genera in the subfamily Pantherinae. It contains the largest living members of the cat family. There are five living species: the jaguar, leopard, lion, ...

Computing

LEO (computer) The LEO (Lyons Electronic Office) was a series of early computer systems created by J. Lyons and Co. The first in the series, the LEO I, was the first computer used for commercial business applications. The prototype LEO I was modelled closely ...

, the first commercially used computers * Leo (text editor), a computer program

Sports

BC Lions The BC Lions are a professional Canadian football team based in Vancouver, British Columbia. The Lions compete in the West Division (CFL), West Division of the Canadian Football League (CFL), and play their home games at BC Place. The Lions playe ...

or Leos, a Canadian Football League team * The PBA Leo Awards, annual Philippine Basketball Association awards

Other uses

* LEO (website), a group of dual-language dictionaries and discussion forums * Leo Petroglyph, a series of ancient stone carvings * Leo clubs, youth branch of Lions Clubs International * Leo, one of the most popular cat names for a pet domestic cat