Male Celebrities Whose First Name Starts With O

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 1 
Oscar Isaac
(American Actor Who Broke Stereotypes About Latino Characters in Hollywood)
Oscar Isaac
94
Birthdate: March 9, 1979
Sun Sign: Pisces
Birthplace: Guatemala City, Guatemala

Described by Vanity Fair magazine as the best dang actor of his generation, Oscar Isaac specializes in playing biblical and real-life characters. Also an accomplished guitarist and singer, Isaac has made his presence felt on films, TV, and theatre. Widely regarded as a sex symbol, he was also named in Time magazine's 100 most influential people in the world list.

 2 
Owen Wilson
(Famous for Starring in Comedies Like ‘The Royal Tenenbaums,’ ‘Wedding Crashers,’ and ‘Zoolander’)
Owen Wilson
66
Birthdate: November 18, 1968
Sun Sign: Scorpio
Birthplace: Dallas, Texas, United States

Comic actor, screenwriter and producer, Owen Wilson has earned praise for acting in movies like Wedding Crashers, Midnight in Paris, Inherent Vice and The Royal Tenenbaums, the last of which he also co-wrote with his long-time friend, Wes Anderson. The charming actor has also lent his voice to animation movies like Fantastic Mr. Fox, Free Birds and Cars film series.

 3 
Odell Beckham Jr.
(American Football Wide Receiver)
Odell Beckham Jr.
119
Listed In: Sportspersons
Birthdate: November 5, 1992
Sun Sign: Scorpio
Birthplace: Baton Rouge, Louisiana, United States

Odell Beckham Jr. is an American football player who plays in the National Football League (NFL). With several NFL records under his belt, Beckham Jr. is widely regarded as one of the most popular and productive players of all time. His one-handed touchdown catch in a Sunday Night Football game is considered the greatest catch ever made in NFL history.

Male Celebrity Names:
 4 
Oscar Wilde
(One of the Greatest Playwrights of the 'Victorian Era')
Oscar Wilde
75
Listed In: Writers
Birthdate: October 16, 1854
Sun Sign: Libra
Birthplace: Dublin, Ireland
Died: November 30, 1900

Widely regarded as one of the most popular writers of all time, Oscar Wilde is best remembered for his plays and epigrams. He was also one of the best-known personalities during his time as he was popular for his conversational skills, flamboyant dressing sense, and biting wit. Imprisoned in 1895 for consensual homosexual acts, Oscar Wilde was pardoned posthumously in 2017.

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 5 
Orlando Bloom
(English Actor Known for His Roles in Fantasy, Historical & Adventure Films)
Orlando Bloom
48
Birthdate: January 13, 1977
Sun Sign: Capricorn
Birthplace: Canterbury, England

British heartthrob Orlando Bloom shot to fame fir playing elf warrior Legolas in the fantasy trilogy, The Lord of the Rings and later achieved success with more high profile films like The Pirates of the Caribbean franchise, The Hobbit film trilogy, Troy and Elizabethtown. In between, he made his Broadway debut with Romeo Juliet and was also named UNICEF Goodwill Ambassador.

 6 
Ozzy Osbourne
(Lead Vocalist of the Heavy Metal Band 'Black Sabbathe')
Ozzy Osbourne
74
Listed In: Singers
Birthdate: December 3, 1948
Sun Sign: Sagittarius
Birthplace: Aston, Birmingham, England

The lead vocalist of the hard rock band, Black Sabbath, Ozzy Osbourne is an iconic hard rock star. His successful stint with the band was followed by an equally successful solo career with albums like No More Tears. However, the Godfather of Metal has also attracted media glare owing to his alcohol and drug abuse issues and crazy public behaviour.

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 7 
Orville Wright
(Co-inventor of First Successful Airplane)
Orville Wright
44
Birthdate: August 19, 1871
Sun Sign: Leo
Birthplace: Dayton, Ohio, United States
Died: January 30, 1948

Orville Wright was an aviation pioneer who alongside his brother, Wilbur, built and flew the world's first successful motor-operated airplane, the Wright Flyer, a heavier-than-air aircraft. The three-axis control system developed by the brothers remains standard on fixed-wing aircraft of all kinds. Orville also served on the board of the National Advisory Committee for Aeronautics (NACA).

 8 
Olivier Giroud
(French Professional Football Player Who Plays as a Striker)
Olivier Giroud
56
Listed In: Sportspersons
Birthdate: September 30, 1986
Sun Sign: Libra
Birthplace: Chambéry, France

Olivier Giroud is a football player and a prominent member of the France national team. He played a key role in helping his team win the 2018 FIFA World Cup. Thanks to his popularity, Giroud has been a major media personality in France, with appearances in commercials for brands like Hugo Boss and Puma.

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 9 
Oskar Schindler
(German Industrialist and Member of Nazi Party Who Saved the Lives of 1,200 Jews During the Holocaust)
Oskar Schindler
17
Listed In: Activists
Birthdate: April 28, 1908
Sun Sign: Taurus
Birthplace: Svitavy, Czechia
Died: October 9, 1974

Oskar Schindler was a German industrialist who displayed extraordinary dedication and courage to save the lives of 1,200 Jews during the Holocaust. Oskar Schindler's act is viewed by many as the kind of act that restores faith in humanity.  His inspirational and heart-warming story was adapted into an Oscar-winning film titled Schindler's List.

 10 
Otto von Bismarck
(Chancellor of the German Empire (1871 - 1890))
Otto von Bismarck
35
Listed In: Leaders
Birthdate: April 1, 1815
Sun Sign: Aries
Birthplace: Schönhausen, Germany
Died: July 30, 1898
Otto von Bismarck was a German statesman. Bismarck is credited with masterminding the unification of Germany and served as its first chancellor. He is also credited with creating the first modern welfare state in the world. Regarded as a hero by German nationalists, Otto von Bismarck's life has inspired a couple of TV series.
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 11 
Orson Welles
(One of the Greatest Filmmakers of All Time and Director of 'Citizen Kane')
Orson Welles
35
Birthdate: May 6, 1915
Sun Sign: Taurus
Birthplace: Kenosha, Wisconsin, United States
Died: October 10, 1985

American filmmaker, Orson Welles, acted in and directed the 1941 film, Citizen Kane, which is considered to be one the greatest movies ever made. Though hailed as a genius, many of his films didn’t work at the box office. The Stranger, Macbeth, Chimes at Midnight, Touch of Evil and The Trial are some of the other films that he directed.

 12 
Otis Redding
(Singer-songwriter)
Otis Redding
42
Listed In: Singers
Birthdate: September 9, 1941
Sun Sign: Virgo
Birthplace: Dawson, Georgia, United States
Died: December 10, 1967
The King of Soul Otis Redding, who had performed with the Pinetoppers, among others, is remembered for his track (Sittin' on) The Dock of the Bay, released after his death in a plane crash. It became the first posthumous Billboard R&B- and Hot 100-topping record. He also won two posthumous Grammys
Male Celebrity Names:
 13 
Ousmane Dembele
(French Professional Footballer Who Plays as a Winger)
Ousmane Dembele
29
Listed In: Sportspersons
Birthdate: May 15, 1997
Sun Sign: Taurus
Birthplace: Vernon, Eure Vernon, France

Ousmane Dembele is a footballer who currently plays for the France national team as well as Barcelona. Renowned for his speed, agility, and technical ability, Dembele helped his national team win its second FIFA World Cup in 2018. A skillful player, Dembele can use either foot while playing. Although a mid-fielder, he is also known for his ability to score.  

 14 
Ole Gunnar Solskjær
(Norwegian Professional Football Manager and Former Player Who Played as a Forward)
Ole Gunnar Solskjær
87
Listed In: Miscellaneous
Birthdate: February 26, 1973
Sun Sign: Pisces
Birthplace: Kristiansund, Norway

Former Norwegian football player, Ole Gunnar Solskjær was one of the most successful players of Manchester United and scored 126 goals for it. He famously scored the winning goal against Bayern Munich in the 1999 Champions League final to secure a treble for the Manchester United. Post retirement, he began his coaching career and is currently the manager of Manchester United.

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 15 
Olajide Olatunji
(Rapper, Comedian, YouTuber)
Olajide Olatunji
24
Listed In: YouTubers
Birthdate: June 19, 1993
Sun Sign: Gemini
Birthplace: Watford, Hertfordshire

Olajide Olatunji, better known by his stage name KSI, is an English internet personality, actor, rapper, and boxer. He is credited with co-founding the popular YouTube group, The Sidemen. Regarded as one of the most influential online creators in the UK, Olatunji puts his fame to good use; he is involved in many charitable causes and is a prolific donator.

 16 
Omar Sharif
19
Birthdate: April 10, 1932
Sun Sign: Aries
Birthplace: Alexandria, Egypt
Died: July 10, 2015
Egyptian actor Omar Sharif shot to fame with the iconic film Lawrence of Arabia, which won him two Golden Globes and an Academy Award nomination. He is also remembered for his role in Doctor Zhivago. He was one of the world’s top 50 contract bridge players and spoke six languages.
Male Celebrity Names:
 17 
Osman I
(Political Leader)
Osman I
37
Birthdate: 1258 AD
Birthplace: Söğüt, Turkey
Died: August 1, 1326

Osman I was the founder of the Ottoman dynasty, which ruled the Ottoman Empire between 1299 and 1922. One of the most important historical figures in Turkey, Osman I is often depicted in popular culture. Interestingly, he is also one of the least documented leaders of the Ottoman Turks, making the factual information of his biographies questionable.

 18 
Owen Hart
(Professional Wrestler)
Owen Hart
20
Listed In: Sportspersons
Birthdate: May 7, 1965
Sun Sign: Taurus
Birthplace: Calgary, Canada
Died: May 23, 1999
Owen Hart, also known as “The Golden Nugget” and “Blue Blazer,” was part of the Hart wrestling family. He had won several titles, such as the WWF Intercontinental Championship and the WWF World Tag Team Championship. He died in an equipment malfunction accident at the 1999 WWF Over the Edge.
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 19 
Oliver Hardy
(Actor)
Oliver Hardy
17
Birthdate: January 18, 1892
Sun Sign: Capricorn
Birthplace: Harlem, Georgia, United States
Died: August 7, 1957
Height: 6'1" (185 cm)
 20 
Ozuna
(One of the Best-Selling Latin American Music Artists of All Time)
Ozuna
42
Listed In: Singers
Birthdate: March 13, 1992
Sun Sign: Pisces
Birthplace: San Juan, Puerto Rico
Two-time Latin Grammy-winning Puerto Rican singer Ozuna specializes in the Latin trap and reggaeton genres. He is known for his Billboard-charting albums such as Aura. He collaborated with DJ Snake, Selena Gomez, and Cardi B on the phenomenal hit Taki Taki and has been cast in the film F9.
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 21 
Oliver Platt
(Best Known for His Roes in the Films: ‘Flatliners’, ‘Beethoven’, ‘Indecent Proposal’ and ‘The Three Musketeers’)
Oliver Platt
9
Birthdate: January 12, 1960
Sun Sign: Capricorn
Birthplace: Windsor, Canada
Oliver Platt is best known for his Emmy-nominated roles in the series The West Wing, Huff, and Nip/Tuck. He has been part of movies such as Frost/Nixon, Dr. Doolittle, and Simon Birch, and has also voiced characters in animated films such as Wonder Woman and Legends of Oz: Dorothy's Return.
 22 
Otto Frank
(German Businessman and Father of ‘Anne Frank', the Author of 'The Diary of a Young Girl’)
Otto Frank
9
Listed In: Miscellaneous
Birthdate: May 12, 1889
Sun Sign: Taurus
Birthplace: Province of Hesse-Nassau
Died: August 19, 1980
Otto Frank, the father of Anne Frank, published her journal, detailing her experience during the Holocaust, as The Diary of a Young Girl, after her death. Otto was the only person in his family to survive the Holocaust. A former banker, he had also served in the German army.
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 23 
Oliver Reed
18
Birthdate: February 13, 1938
Sun Sign: Aquarius
Birthplace: Wimbledon, London, England
Died: May 2, 1999

Oliver Reed was an English actor who was considered one of the most bankable actors at the peak of his career. Characterized by his hellraiser lifestyle and macho image, Reed's problem with alcohol addiction was highly publicized and overshadowed his acting achievements. He often got into trouble because of his drinking habit and was once arrested for disturbing the peace.

 24 
O. Henry
(Short Story Writer)
O. Henry
13
Listed In: Writers
Birthdate: September 11, 1862
Sun Sign: Virgo
Birthplace: Greensboro, North Carolina
Died: June 5, 1910
William Sydney Porter, better known by his pseudonym, O. Henry, is remembered as one of the world’s greatest short story writers. One of his most notable works is The Gift of the Magi. His signature style included plot twists in the end. He was once jailed for embezzlement. 
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 25 
Oscar De La Hoya
(American Boxing Promoter and Former Professional Boxer)
Oscar De La Hoya
14
Listed In: Sportspersons
Birthdate: February 4, 1973
Sun Sign: Aquarius
Birthplace: Montebello, California, United States

Oscar De La Hoya is an American retired boxer who won 11 world titles between 1992 and 2008 in six weight classes. Dubbed the Golden Boy of Boxing, Oscar De La Hoya won a gold medal for America at the 1992 Summer Olympics. In 1995, he was named Fighter of the Year by The Ring magazine.

 26 
Oscar Robertson
(Former Basketball player who played point guard and was a 12-time All-Star)
Oscar Robertson
10
Listed In: Sportspersons
Birthdate: November 24, 1938
Sun Sign: Sagittarius
Birthplace: Charlotte, Tennessee, United States
Height: 6'5" (196 cm)
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 27 
Oliver North
(Political Commentator and Television Host)
Oliver North
13
Birthdate: October 7, 1943
Sun Sign: Libra
Birthplace: San Antonio
Former U.S. marine lieutenant Oliver North was convicted in the Iran-Contra case, which involved selling weapons to Iran illegally. After the charges were dropped, he hosted a radio talk show and War Stories with Oliver North. He has also been the president of the National Rifle Association
 28 
Omar Khayyam
(Mathematician)
Omar Khayyam
24
Birthdate: May 18, 1048
Sun Sign: Taurus
Birthplace: Nishapur, Khorasan, Iran
Died: December 4, 1131

Omar Khayyam was a Persian polymath, mathematician, philosopher, astronomer, and poet. In the field of mathematics, he is best known for his work on the classification and solution of cubic equations. As an astronomer, he designed a solar calendar known as the Jalali calendar. His philosophical attitude towards life had elements of pessimism, nihilism, Epicureanism, and fatalism. 

 29 
Oliver Jackson-Cohen
(Actor and Model Best Known for His Role as ‘Adrian Griffin’ in the Film ‘The Invisible Man’)
Oliver Jackson-Cohen
13
Birthdate: October 24, 1986
Sun Sign: Scorpio
Birthplace: Westminster, London, England
Oliver Jackson-Cohen amazed audiences with his portrayal of Jonathan Harker in Dracula, Luke Crain in The Haunting of Hill House, and Peter Quint in The Haunting of Bly Manor. Beginning his career at 15, with the soap Hollyoaks, Jackson-Cohen has mostly appeared in the romantic comedy, drama, and horror genres.
 30 
Olly Murs
(Singer, Songwriter)
Olly Murs
18
Listed In: Singers
Birthdate: May 14, 1984
Sun Sign: Taurus
Birthplace: Witham, Essex, England

Known for his songs like Thinking of Me, Heart Skips a Beat and Dance with Me Tonight, Olly Murs established himself as a successful singer and songwriter. The Englishman, whose music genres range from pop to neo soul came to prominence with his performance in The X Factor. The Manchester United fan is also a television presenter and voice actor.

 31 
Oleksandr Usyk
(One of the Greatest Ukrainian Boxers of All Time)
Oleksandr Usyk
44
Listed In: Sportspersons
Birthdate: January 17, 1987
Sun Sign: Capricorn
Birthplace: Simferopol, Ukraine

Ukrainian boxer Oleksandr Usyk is not just a European and World Champion but also an Olympic gold medalist. Considered one of Ukraine’s best boxers in history, he is also the fourth male boxer to hold the WBC, WBA, IBF, and WBO titles at the same time.

 32 
Orson Bean
(Actor, Comedian, and Host of Game Shows and Talk Shows)
Orson Bean
6
Birthdate: July 22, 1928
Sun Sign: Cancer
Birthplace: Burlington, Vermont, United States
Died: February 7, 2020

Veteran actor, Orson Bean, was once considered a mainstay of Los Angeles’ small theater scene. Born in the late 1920s, he served in the army for a few years before beginning his career in entertainment. He appeared in numerous TV shows, plays, and films, making a name for himself as one of the finest actors of his generation.

 33 
Omar Bradley
(1st Chairman of the Joint Chiefs of Staff (1949-53))
Omar Bradley
7
Listed In: Leaders
Birthdate: February 12, 1893
Sun Sign: Aquarius
Birthplace: Clark, Missouri, United States
Died: April 8, 1981
 34 
Oliver Stone
(Film Director and Producer Known for His Films "Platoon," "Born on the Fourth of July" and "JFK")
Oliver Stone
17
Birthdate: September 15, 1946
Sun Sign: Virgo
Birthplace: New York, New York, United States

Oliver Stone is a filmmaker best known for his trilogy of war films, which he made based on his own experience in the Vietnam War, where he served as an infantry soldier. Known for making controversial films based on political issues, he is often criticized for misrepresenting real-world events and promoting conspiracy theories in his films.

 35 
O'Shea Jackson Jr.
(Actor)
O'Shea Jackson Jr.
10
Listed In: Singers
Birthdate: February 24, 1991
Sun Sign: Pisces
Birthplace: Los Angeles Los Angeles, California, U.S.
 36 
Oliver Sykes
(Musician)
Oliver Sykes
10
Listed In: Singers
Birthdate: November 20, 1986
Sun Sign: Scorpio
Birthplace: Ashford, United Kingdom

Oliver Sykes is an English singer-songwriter. He is credited with co-forming the popular rock band Bring Me the Horizon, for which he also serves as the lead vocalist. Also an entrepreneur, Sykes founded and owns a clothing line called Drop Dead Clothing. A vegan since 2013, Oliver Sykes supports organizations, such as PETA.

 37 
Oscar
(Brazilian Professional Footballer Who Plays an Attacking Midfielder)
Oscar
35
Listed In: Sportspersons
Birthdate: September 9, 1991
Sun Sign: Virgo
Birthplace: Americana, São Paulo, Brazil
Height: 5'10" (178 cm)
 38 
Oscar Nunez
(Cuban-American Actor and Screenwriter )
Oscar Nunez
8
Birthdate: November 18, 1958
Sun Sign: Scorpio
Birthplace: Cuba, Cuba
Height: 5'9" (175 cm)
 39 
Osamu Dazai
(Author)
Osamu Dazai
10
Listed In: Writers
Birthdate: June 19, 1909
Sun Sign: Gemini
Birthplace: Kanagi, Aomori, Goshogawara, Aomori Prefecture, Japan
Died: June 13, 1948

Osamu Dazai was a Japanese author widely regarded as one of the leading writers of fiction of 20th-century Japan. Most of his popular works, such as No Longer Human and The Setting Sun, are regarded as modern-day classics in Japan. Several years after his death, Osamu Dazai continues to be celebrated in Japan, although he is relatively unknown elsewhere.

 40 
Olivier Martinez
(French Actor Known for His Films: 'Un, deux, trois, soleil' and 'The Horseman on the Roof')
Olivier Martinez
11
Birthdate: January 12, 1966
Sun Sign: Capricorn
Birthplace: Paris, France
French actor Olivier Martinez gained fame with his César Award-winning performance in Un, deux, trois, soleil. He has also appeared in Hollywood films such as Unfaithful and S.W.A.T. He is a polyglot who is fluent in French, Spanish, and English. He was married to Halle Berry in the past.
 41 
Oliver Hudson
8
Birthdate: September 7, 1976
Sun Sign: Virgo
Birthplace: Los Angeles, California, United States

Born to actor Goldie Hawn and musician Bill Hudson, Oliver Hudson was later raised by Hawn and her partner Kurt Russell. He began his career with several teen movies and then soared to fame with the series Dawson's Creek, Rules of Engagement, and Nashville. He is also the brother of actor Kate Hudson.

 42 
Osita Iheme
(Actor)
Osita Iheme
12
Birthdate: February 20, 1982
Sun Sign: Pisces
Birthplace: Abia State
 43 
Omari Hardwick
(Actor)
Omari Hardwick
17
Birthdate: January 9, 1974
Sun Sign: Capricorn
Birthplace: Savannah, Georgia, USA
Height: 5'10" (178 cm)
 44 
Oswald Mosley
(British Politician)
Oswald Mosley
19
Listed In: Leaders
Birthdate: November 16, 1896
Sun Sign: Scorpio
Birthplace: Mayfair, London
Died: December 3, 1980
Named by BBC History as the “worst” historical British person of the 20th century, Oswald Mosley started off as an MP in the 1920s. He was part of the Conservative Party and then the Labour Party. He then formed the British Union of Fascists and the United Kingdom New Party
 45 
Omar Epps
(Actor)
Omar Epps
6
Birthdate: July 20, 1973
Sun Sign: Cancer
Birthplace: Brooklyn
 46 
Olaudah Equiano
(Anti Slavery Activist)
Olaudah Equiano
12
Listed In: Activists
Birthdate: 1745 AD
Birthplace: Igboland
Died: March 31, 1797

Olaudah Equiano was a writer and abolitionist who was part of the abolitionist group, Sons of Africa, composed of Africans living in Britain in the 18th century. Enslaved as a child and sold to different “masters,” he eventually purchased his freedom and became one of the leaders of the anti-slave trade movement in the 1780s.  

 47 
Ossie Davis
(Former actor who appeared in films with wife Ruby Dee)
Ossie Davis
8
Listed In: Writers
Birthdate: December 18, 1917
Sun Sign: Sagittarius
Birthplace: Cogdell, Georgia, United States
Died: February 4, 2005
Height: 6'2" (188 cm)
 48 
Orlando Jones
(Comedians)
Orlando Jones
2
Birthdate: April 10, 1968
Sun Sign: Aries
Birthplace: Mobile, Alabama, USA
Height: 5'11" (180 cm)
 49 
Ovid
(Poet)
Ovid
8
Listed In: Writers
Birthdate: March 20, 0043
Sun Sign: Pisces
Birthplace: Sulmo, Italy, Roman Republic
Died: 0017 AD

Roman poet Publius Ovidius Naso, better known as Ovid, lived during the rule of Augustus. He is held at par with Latin legends Virgil and Horace. Remembered for his mythological masterpiece the Metamorphoses, a 15-book Latin poem, he spent his final years exiled in a city on the Black Sea.

 50 
Oded Fehr
(Stage actor, Film actor)
Oded Fehr
7
Birthdate: November 23, 1970
Sun Sign: Sagittarius
Birthplace: Venezuela

Oded Fehr is an Israeli actor best known for playing Ardeth Bay in the 1999 film The Mummy. Fehr went on to reprise his role in the 2001 sequel The Mummy Returns. His portrayal of Ardeth earned him similar roles in films like Resident Evil: Apocalypse. Over the years, he has also established himself as a TV actor in America.