Leo is a

given name A given name (also known as a forename or first name) is the part of a personal name quoted in that identifies a person, potentially with a middle name as well, and differentiates that person from the other members of a group (typically a ...

in several languages. In European languages it is usually a masculine given name and it comes from the

Latin Latin (, or , ) is a classical language belonging to the Italic branch of the Indo-European languages. Latin was originally a dialect spoken in the lower Tiber area (then known as Latium) around present-day Rome, but through the power of the ...

word '' leo'' which in turns comes from the Greek word λέων meaning " lion". It can also refer to the name

Leonard Leonard or ''Leo'' is a common English masculine given name and a surname. The given name and surname originate from the Old High German ''Leonhard'' containing the prefix ''levon'' ("lion") from the Greek Λέων ("lion") through the Latin '' L ...

Leopold Leopold may refer to: People * Leopold (given name) * Leopold (surname) Arts, entertainment, and media Fictional characters * Leopold (''The Simpsons''), Superintendent Chalmers' assistant on ''The Simpsons'' * Leopold Bloom, the protagonist o ...

. In

Japanese Japanese may refer to: * Something from or related to Japan, an island country in East Asia * Japanese language, spoken mainly in Japan * Japanese people, the ethnic group that identifies with Japan through ancestry or culture ** Japanese diaspor ...

, Leo or Reo (怜央) is usually a masculine given name. The name can refer to:

People

Religious figures

* Leo of Constantinople (fl. 1134–1143), Patriarch of Constantinople *

Leo Rajendram Antony Leo Rajendram Antony (18 April 1927 − 3 December 2012) was a Sri Lankan Roman Catholic bishop. He studied at St Patrick's College, Jaffna , motto_translation = By faith and labour , location = Mathews Road, Gurunagar , ...

(1927–2012), 4th Bishop of Trincomalee *

Leo Baeck Leo Baeck (23 May 1873 – 2 November 1956) was a 20th-century German rabbi, scholar, and theologian. He served as leader of Reform Judaism in his native country and internationally, and later represented all German Jews during the Nazi er ...

(1873–1956), German rabbi, scholar, and theologian * Leo Zhedenov (1883–1959), member of the Russian apostolate *

(1873–1956), German rabbi, scholar, and theologian * Pope Leo (disambiguation), 13 popes *

List of saints named Leo St. Leo may refer to one of several saints named Leo, including: * Pope Leo I (d. 461), pope and saint * Pope Leo II (d. 683), pope and saint * Pope Leo III (d. 816), pope and saint * Pope Leo IV (d. 855), pope and saint * Pope Leo IX (d. 1054), ...

Rulers

* Emperor Leo (disambiguation), six Byzantine emperors * King Leo (disambiguation), various kings and monarchs with the ruling name Leo *

Leo I, Prince of Armenia Leo I ( hy, Լևոն Ա), also Levon I or Leon I, (unknown – Constantinople, February 14, 1140) was the fifth lord of Armenian Cilicia or “Lord of the Mountains” (1129/1130-1137). He learned to exploit the open, yet restrained, hostilitie ...

(died 1140)

Scientists

Leo Kadanoff Leo Philip Kadanoff (January 14, 1937 – October 26, 2015) was an American physicist. He was a professor of physics (emeritus from 2004) at the University of Chicago and a former President of the American Physical Society (APS). He contributed t ...

(born 1937), American physicist *

Leó Szilárd Leo Szilard (; hu, Szilárd Leó, pronounced ; born Leó Spitz; February 11, 1898 – May 30, 1964) was a Hungarian-German-American physicist and inventor. He conceived the nuclear chain reaction in 1933, patented the idea of a nuclear ...

(1898–1964), Jewish Hungarian-American physicist * Reona

Leo Esaki Reona Esaki (江崎玲於奈 ''Esaki Reona'', born March 12, 1925), also known as Leo Esaki, is a Japanese physicist who shared the Nobel Prize in Physics in 1973 with Ivar Giaever and Brian David Josephson for his work in electron tunneling i ...

(born 1925), Japanese physicist and Nobel laureate

In sports

Association football

Leo Beenhakker Leo Beenhakker CM (; born 2 August 1942) is a Dutch international football coach. He has had an extensive and successful career both at club and international level. He led both Ajax and Feyenoord to Dutch championships and also had domestic s ...

(born 1942), Dutch football manager * Leo Bosschart (1888–1951), Dutch footballer *

Leo Fortune-West Leopold Paul Osborne Fortune-West (born Leopold Paul Osborne West, 9 April 1971) is an English former professional footballer who played as a striker. He played in the Football League for Gillingham, Leyton Orient, Lincoln City, Rotherham Un ...

(born 1971), English footballer *

Leo Krupnik Leonid "Leo" Krupnik (, , ; born July 15, 1979 in Khmelnytskyi, Ukraine, Khmelnytskyi) is a Ukrainians, Ukrainian-born United States, American-Israeli former soccer player and current soccer coach. He played college soccer at the Universit ...

(born 1979), Ukrainian-born American-Israeli former soccer player and current soccer coach *

Leo Messi Lionel Andrés Messi (; born 24 June 1987), also known as Leo Messi, is an Argentine professional footballer who plays as a forward for club Paris Saint-Germain and captains the Argentina national team. Widely regarded as one of the g ...

(born 1987), Argentine footballer

Other sports

Leo Baker (skateboarder) Leo Baker (formerly Lacey Baker; born November 24, 1991) is a goofy-footed American professional skateboarder from Covina, California, now based in New York City. Baker is transgender and non-binary, and uses he/him and they/them pronouns. ...

(born 1991), American skateboarder * Leo Barry (born 1977), Australian rules footballer * Leo Cantor (1919–1995), American NFL football player *

Leo Chenal Leopold "Leo" Chenal ( ; born October 26, 2000) is an American football linebacker for the Kansas City Chiefs of the National Football League (NFL). He played college football at Wisconsin. Early life and high school career Chenal grew up in We ...

(born 2000), American football player *

Leo Durocher Leo Ernest Durocher (French spelling Léo Ernest Durocher) (; July 27, 1905 – October 7, 1991), nicknamed "Leo the Lip" and "Lippy", was an American professional baseball player, manager and coach. He played in Major League Baseball as an infie ...

(1905–1991), American baseball player and manager *

Leo Klein Gebbink Leo Klein Gebbink (born 9 January 1968 in Zelhem, Gelderland) is a former field hockey midfield player from The Netherlands, who represented his native country in two consecutive Summer Olympics (1992 and 1996). At his last appearance in Atlanta, ...

(born 1968), Dutch field hockey player * Leo Koloamatangi (born 1994), American football player *

Leo Komarov Leonid Aleksandrovich Komarov (russian: Леонид Александрович Комаров, fi, Leonid "Leo" Aleksandrovitš Komarov; born 23 January 1987) is a professional ice hockey centre for Luleå HF of the Swedish Hockey League (SHL ...

(born 1987), Finnish ice hockey player *

Leo Mazzone Leo David Mazzone (born October 16, 1948) is a former pitcher in minor league baseball and pitching coach in Major League Baseball. He worked with the Atlanta Braves' organization from to and was the pitching coach for the Baltimore Orioles fr ...

(born 1948), pitching coach for the Atlanta Braves and the Baltimore Orioles *

Leo Monahan (journalist) Daniel Leo Monahan (December 13, 1926March 27, 2013) was an American sports journalist. He became a full-time journalist in 1950, and had a career which lasted 30 years combined with the ''Daily Record'', the ''Record American'', and the ''Heral ...

(1926–2013), American sports journalist *

Leo Nomellini Leo Joseph Nomellini (June 19, 1924 – October 17, 2000) was an Italian-American Hall of Fame American football offensive and defensive tackle for the San Francisco 49ers and professional wrestler. He played college football for Minnesota and ...

(1924–2000), American football player in both the College and Pro Football Halls of Fame *

Leo Peelen Leopoldus Eduardus Theoduris "Leo" Peelen (16 July 1968 – 24 March 2017) was a Dutch track cyclist. He won the silver medal at the 1988 Summer Olympics in Seoul in the points race. The following year, he captured a bronze medal at the 1989 Wor ...

(1968–2017), Dutch track cyclist *

Leo Visser Leendert "Leo" Visser (born 13 January 1966) is a Dutch former speed skater, who in 1989 won the World Allround championships and European championships. At the 1988 Olympics in Calgary he won a silver medal in the 5000 m and a bronze medal i ...

(born 1966), Dutch ice speed skater *

Leo van Vliet Leonardus Quirinus Machutus ("Leo") van Vliet (born 15 November 1955) was a professional racing cyclist from 1978 to 1986. He came in 40th in the road race at the 1976 Summer Olympics in Montreal, Quebec, Canada.Leo Arnaud Leo Arnaud or Léo Arnaud (; July 24, 1904 – April 26, 1991) was a French American composer of film scores, best known for "Bugler's Dream", which is used as the theme by television networks presenting the Olympic Games in the United State ...

(1904–1991), French-American composer *

Leo de Berardinis Leo de Berardinis (3 January 1940Leo de Berardinis
on the Italian Encyclopedia

Leo de Bever Leonardus Lodewijk Josephus "Leo" de Bever (14 July 1930 – 14 August 2015) was a Dutch architect best known for his works in the city of Eindhoven, which included the Evoluon which he created together with , the Catharina Ziekenhuis and Eind ...

(1930–2015), Dutch architect *

Leo G. Carroll Leo Gratten Carroll (25 October 1886 – 16 October 1972) was an English actor. In a career of more than forty years, he appeared in six Hitchcock films including ''Spellbound'', '' Strangers on a Train'' and ''North by Northwest'' and in thre ...

(1886–1972), English actor *

Leo Chiosso Leo Chiosso (b. Turin, 8 August 1920 – d. Chieri, Italy, 26 November 2006) was an Italian lyricist mostly known for his work with Fred Buscaglione. They formed a songwriting duo who produced about forty songs and created Buscaglione's pub ...

(1920 - 2006), Italian lyricist *

Leo F. Forbstein Leo Frank Forbstein (October 16, 1892 – March 16, 1948) was an American film musical director and orchestra conductor who worked on more than 550 projects during a twenty-year period. Early years Forbstein was born in St. Louis, Missouri. H ...

(1892–1948), American film musical director and orchestra conductor *

Leo Gorcey Leo Bernard Gorcey (June 3, 1917– June 2, 1969) was an American stage and film actor, famous for portraying the leader of a group of hooligans known variously as the Dead End Kids, the East Side Kids and, as adults, The Bowery Boys. Gorcey was ...

(1917–1969), American actor *

Leo Howard Leo Howard (born July 13, 1997) is an American actor and martial artist. Howard is known for incorporating his karate skills into his feature film and television roles; as "Young Snake-Eyes" in the 2009 action film '' G.I. Joe: The Rise of Cobr ...

(born 1997), American actor and martial artist * Leo von König (1871–1944), German painter *

Leo Kottke Leo Kottke (born September 11, 1945) is an acoustic guitarist. He is known for a fingerpicking style that draws on blues, jazz, and folk music, and for syncopated, polyphonic melodies. He overcame a series of personal obstacles, including parti ...

(born 1945), American Finger-style Guitarist *

Leo Ku Leo Ku Kui-kei is a Hong Kong Cantopop and Mandopop singer, actor, TV host, model, cartoonist, MV director, and producer and designer. He employs falsetto as a singing technique and was named as one of the "Five Fresh Tigers of TVB". Career ...

(born 1972), Hong Kong singer and actor *

Leo Rosten Leo Calvin Rosten (Yiddish: ; April 11, 1908 – February 19, 1997) was an American humorist in the fields of scriptwriting, storywriting, journalism, and Yiddish lexicography. Early life Rosten was born into a Yiddish-speaking family in Łód ...

(1908–1997), American humorist *

Leo Saussay Leo Saussay ( th, เลโอ โซสเซย์; born 15 January 1990) is a Thai- French actor, TV presenter and singer, who was a member of Thai pop band, ''B.O.Y''. Early life and education Saussay was born to a French father and a Tha ...

(born 1990), Thai actor and singer *

Leo Sayer Gerard Hugh "Leo" Sayer (born 21 May 1948) is an English-Australian singer and songwriter whose singing career has spanned five decades. He has been an Australian citizen and resident since 2009. Sayer launched his career in the United Kingdom ...

(born 1948), British-born Australian pop musician *

Leo Tolstoy Count Lev Nikolayevich TolstoyTolstoy pronounced his first name as , which corresponds to the romanization ''Lyov''. () (; russian: link=no, Лев Николаевич Толстой,In Tolstoy's day, his name was written as in pre-refor ...

(1826–1910), Russian novelist

Politicians

Leo von Caprivi Georg Leo Graf von Caprivi de Caprara de Montecuccoli (English: ''Count George Leo of Caprivi, Caprara, and Montecuccoli''; born Georg Leo von Caprivi; 24 February 1831 – 6 February 1899) was a German general and statesman who served as the cha ...

(1831–1899), German general and Chancellor of Germany * Leo Fernando (1895–1954), Sri Lankan Sinhala businessman, Member of Parliament for Buttala Electoral District *

Leo Ryan Leo Joseph Ryan Jr. (May 5, 1925 – November 18, 1978) was an American teacher and politician. A member of the Democratic Party, he served as the U.S. representative from California's 11th congressional district from 1973 until his assassina ...

(1925–1978), California Congressman killed at Jonestown * Leo Varadkar (born 1979), Irish politician and Tánaiste

Other

Leo of Tripoli Leo of Tripoli ( el, Λέων ὸ Τριπολίτης), known in Arabic as Rashīq al-Wardāmī (), and Ghulām Zurāfa (), was a Greek renegade and fleet commander for the Abbasid Caliphate in the early tenth century. He is most notable for h ...

(died after 921/2), Greek renegade and admiral for the Abbasid Caliphate *

Leo Africanus Joannes Leo Africanus (born al-Hasan Muhammad al-Wazzan, ar, الحسن محمد الوزان ; c. 1494 – c. 1554) was an Andalusian diplomat and author who is best known for his 1526 book '' Cosmographia et geographia de Affrica'', later ...

(c. 1494–c. 1554?), Andalusian Berber Moorish diplomat and author *

Leo Burnett Leo Burnett (October 21, 1891 – June 7, 1971) was an American advertising executive and the founder of Leo Burnett Company, Inc. He was responsible for creating some of advertising's most well-known characters and campaigns of the 20th cent ...

(1891–1971), American advertising executive *

Leo Fender Clarence Leonidas Fender (August 10, 1909 – March 21, 1991) was an American inventor known for designing the Fender Stratocaster. He also founded the Fender Musical Instruments Corporation. In January 1965, he sold Fender to CBS, and later foun ...

(1909–1991), American inventor, maker of electric guitars *

Leo Frank Leo Max Frank (April 17, 1884August 17, 1915) was an American factory superintendent who was convicted in 1913 of the murder of a 13-year-old employee, Mary Phagan, in Atlanta, Georgia. His trial, conviction, and appeals attracted national at ...

(1884–1915), American Jew murdered by a lynch mob *

Leo Jogiches Leon "Leo" Jogiches (Russian: Лев "Лео" Йогихес; 17 July 1867 – 10 March 1919), also commonly known by the party name Jan Tyszka, was a Polish Marxist revolutionary and politician, active in Poland, Lithuania, and Germany. Jogiche ...

(1867–1919), Russian Marxist revolutionary * Leo Krim (2010–2012), American child killed along with his sister Lucia by their nanny *

Leo Laporte Leo Laporte (; born November 29, 1956) is the host of ''The Tech Guy'' weekly radio show and a host on TWiT.tv, an Internet podcast network focusing on technology. He is also a former TechTV technology host (1998–2008) and a technology author. O ...

(born 1956), American technology broadcaster and author * A. Leo Levin (1919–2015), American law professor *

Leo Loudenslager Leo Loudenslager (January 24, 1944 – July 28, 1997) was an American aviator. He is one of two aviators to have won seven national aerobatic titles and is one of only three Americans to win the World Aerobatics Championship title. Biography ...

(1944–1997), American world champion aerobatics aviator * Leo Strauss (1899–1973), American political philosopher

Fictional characters

* Dr. Leo Marvin, a character played by Richard Dreyfuss in the 1991 American comedy movie ''

What About Bob? ''What About Bob?'' is a 1991 American black comedy film directed by Frank Oz and starring Bill Murray and Richard Dreyfuss. Murray plays Bob Wiley, a troubled patient who follows his self-centered psychotherapist Dr. Leo Marvin (Dreyfuss) o ...

'' * Leo Beck, a hunter in the video game '' Identity V'' * Leo Corbett (Power Rangers), on the television series ''Power Rangers: Lost Galaxy'' * Leo Demidov, character in “ Child 44” * Leo from the manga series,

Pandora Hearts ''Pandora Hearts'' (stylized as ''PandoraHearts'') is a Japanese manga series written and illustrated by Jun Mochizuki. It was serialized in Square Enix's ''shōnen'' manga magazine '' Monthly GFantasy'' from May 2006 to March 2015, with its ...

Leo Jones (Doctor Who) Over the course of its many years on television, the long-running British science fiction television series ''Doctor Who'' has not only seen changes in the actors to play the Doctor, but in the supporting cast as well. Companions The Doctor ...

, on the television series ''Doctor Who'' *

Leo Kliesen The following is a list of characters from the fighting game series ''Tekken''. Characters are listed in alphabetical order. Characters Main series Players can choose from a diverse cast that hails from a variety of ethnic backgrounds and f ...

, a German spelunker in the '' Tekken'' series * Leo Kovalensky, from the novel ''We the Living'' by Ayn Rand *

Leo McGarry Leo Thomas McGarry is a fictional character played by American actor John Spencer on the television serial drama ''The West Wing''. This role earned Spencer the Primetime Emmy Award for Outstanding Supporting Actor in a Drama Series in 2002. ...

, on the television series ''The West Wing'' *

Leo Fitz Leopold James Fitz is a fictional character that originated in the Marvel Cinematic Universe before appearing in Marvel Comics. The character, created by Joss Whedon, Jed Whedon and Maurissa Tancharoen, first appeared in the pilot episode of '' ...

, on the television series ''Agents of S.H.I.E.L.D.'', played by Iain De Caestecker * Leo Ross, a character in the 1989 American action comedy movie ''

Speed Zone ''Speed Zone'' (also known as ''Cannonball Fever'' and ''Cannonball Run III'') is a 1989 American action comedy film set around an illegal cross-country race (inspired by the Cannonball Baker Sea-To-Shining-Sea Memorial Trophy Dash). The plot fo ...

'' * Leo, a nickname for

Leonardo Leonardo is a masculine given name, the Italian, Spanish, and Portuguese equivalent of the English, German, and Dutch name, Leonard Leonard or ''Leo'' is a common English masculine given name and a surname. The given name and surname originate ...

from

Teenage Mutant Ninja Turtles ''Teenage Mutant Ninja Turtles'' is an American media franchise created by the comic book artists Kevin Eastman and Peter Laird. It follows Leonardo, Michelangelo, Donatello and Raphael, four anthropomorphic turtle brothers (named after It ...

* Leo Wong, the father of Amy Wong on the television series ''Futurama'' *

Leo Valdez Leo or Léo may refer to: Acronyms * Law enforcement officer * Law enforcement organisation * '' Louisville Eccentric Observer'', a free weekly newspaper in Louisville, Kentucky * Michigan Department of Labor and Economic Opportunity Arts a ...

, a son of

Hephaestus Hephaestus (; eight spellings; grc-gre, Ἥφαιστος, Hḗphaistos) is the Greek god of blacksmiths, metalworking, carpenters, craftsmen, artisans, sculptors, metallurgy, fire (compare, however, with Hestia), and volcanoes.Walter B ...

from

Rick Riordan Richard Russell Riordan Junior (; born June 5, 1964) is an American author, best known for writing the ''Percy Jackson & the Olympians'' series. Riordan's books have been translated into forty-two languages and sold more than thirty million co ...

's ''

The Heroes of Olympus ''The Heroes of Olympus'' is a pentalogy of fantasy-adventure novels written by American author Rick Riordan. The novels detail a conflict between Greek demigods, Roman demigods, and Gaia (Roman name Terra). In the fourth book of the series, ...

'' fantasy novel series *

Leo Wyatt Leo Wyatt is a fictional character from The WB television series ''Charmed'', portrayed by Brian Krause. A possible breakout character included in the writing initially as a love interest beginning in the first season that initially set Phoeb ...

, on the television series ''Charmed'' *

Uncle Leo Uncle Leo is a fictional character portrayed by Len Lesser in the American sitcom ''Seinfeld ''Seinfeld'' ( ) is an American television sitcom created by Larry David and Jerry Seinfeld. It aired on NBC from July 5, 1989, to May 14, 1998, ov ...

, on the television series ''Seinfeld'' *

Leo (That '70s Show) This is a list of characters appearing in the television series ''That '70s Show'' and '' That '90s Show''. Cast table Main characters Eric Forman Portrayed by Topher Grace: The protagonist; Eric is a nice guy, generally nerdy, clumsy, and ac ...

, on the television series ''That '70s Show'', played by Tommy Chong * Leo (comics), in the Marvel universe * Leo (Yu-Gi-Oh! 5D's), in the manga series ''Yu-Gi-Oh!'' * A character in the video game series '' Tekken'' * A character in the opera '' Leo, the Royal Cadet'' * A character in the video game ''

Final Fantasy VI also known as ''Final Fantasy III'' from its initial North American release, is a 1994 role-playing video game developed and published by Square for the Super Nintendo Entertainment System. It is the sixth main entry in the ''Final Fantasy'' ...

'' * A character in ''Red Earth'' (video game) (aka ''Warzard'') * Leo, in the American animated series ''

Little Einsteins ''Little Einsteins'' is an American animated children's television series based on the Baby Einstein line of videos. It was produced by The Baby Einstein Company (which, at the time, was owned by Disney) and animated by Curious Pictures. The ser ...

'' * A character in the anime and manga series ''

Fairy Tail ''Fairy Tail'' is a Japanese manga series written and illustrated by Hiro Mashima. It was serialized in Kodansha's ''Weekly Shōnen Magazine'' from August 2006 to July 2017, with the individual chapters collected and published into 63 ' ...

'', who also goes by the name of "Loke" * A character in the video game ''

Fire Emblem Fates ''Fire Emblem Fates'' is a tactical role-playing video game for the Nintendo 3DS handheld video game console, developed by Intelligent Systems and Nintendo SPD and published by Nintendo. It was released in June 2015 in Japan, then released in ...

'' * Leo, a character in the

Doubutsu Sentai Zyuohger is a Japanese Tokusatsu drama and the 40th entry of Toei's long-running Super Sentai metaseries, following '' Shuriken Sentai Ninninger''. ''Zyuohger'' premiered February 14, 2016, joining '' Kamen Rider Ghost'', and later, '' Kamen Rider Ex ...

* Leo Lieberman, daughter of David "Micro" Lieberman and Sarah Lieberman in ''

The Punisher The Punisher (Francis "Frank" Castle, born Castiglione) is an antihero appearing in American comic books published by Marvel Comics. The character was created by writer Gerry Conway and artists John Romita Sr. and Ross Andru. The Punisher made ...

'', portrayed by Ripley Sobo