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Who Is The Most Famous O'Brien In The World?

Updated March 1, 2021 487 votes 46 voters 5.6k views53 items

List RulesVote up everyone you recognize with the last name O'Brien.

How many celebrities with the last name O'Brien can you think of? The famous O'Briens below have many different professions, including notable actors with the last name O'Brien, famous musicians named O'Brien, and even athletes named O'Brien.

Conan O'Brien is certainly one of the most famous O'Briens on this list. One of the famous comedians with the last name O'Brien, he is best known as the host of Late Night with Conan O'Brien, Conan, and other late-night talk shows. He previously wrote for Saturday Night Live and The Simpsons.

Another of the famous people with the last name O'Brien is Dylan O'Brien. He is an actor and the star of the Maze Runner trilogy. He also appeared in Teen Wolf, American Assassin, and The First Time.

Did we forget one of your favorite famous people with the last name O'Brien? Just add them to the list. Then be sure to vote up all of the celebrities with the surname O'Brien that you've heard of! 

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  • 1
    1991-08-26
    34

    Age30

    BirthplaceNew York, New York, USA

    Dylan O'Brien is an American actor, musician, and director. He co-stars as "Stiles" Stilinski in the MTV series Teen Wolf. He also co-starred in the film High Road, and starred in the films The First...  more

    #16 of 338 The Hottest Men Of 2021, Ranked#21 of 241 The Hottest Men Of 2019, Ranked#25 of 220 The Hottest Male Celebrities Of All Time

  • 2
    1963-04-18
    30

    Age58

    BirthplaceBoston, Massachusetts, USA

    Conan Christopher O'Brien (born April 18, 1963) is an American television host, comedian, writer, and producer. He is best known for hosting several late-night talk shows; since 2010, he has hosted...  more

    Things Most People Don't Know About Conan O'Brien#131 of 391 The 100+ Funniest People Of All Time#56 of 247 The Funniest Stand-Up Comedians Of All Time

  • 3
    14

    Age84

    BirthplaceSan Diego, California, USA

    Margaret O'Brien (born Angela Maxine O'Brien; January 15, 1937) is an American film, radio, television, and stage actress. Beginning a prolific career as a child actress in feature films for...  more

    #1239 of 1,883 The Greatest Actors & Actresses in Entertainment History#23 of 24 24 Famous Actresses of the 1940s#46 of 191 And The (Honorary) Academy Award Goes To ...

  • 4
    1966-09-19
    17

    Age55

    BirthplaceSt. James, New York, United States of America

    María de la Soledad Teresa O'Brien (born September 19, 1966) is an American broadcast journalist and executive producer. Since 2016, O'Brien has been the host for Matter of Fact with Soledad O'Brien,...  more

    #192 of 319 The Most Inspiring (Non-Hollywood) Female Role Models#55 of 155 The Best Talk Show Hosts Of Daytime, Late Night, and All Time#11 of 28 The Best Black Female Talk Show Hosts In TV History

  • 5
    1983-08-07
    13

    Age38

    BirthplaceRusholme, United Kingdom

    Tina Michelle O'Brien (born 7 August 1983) is an English actress. She is best known for her role as Sarah Platt in the ITV soap Coronation Street from 1999 to 2007 and 2015 onwards, and her role as...  more
  • 6
    1968-12-15
    13

    Age52

    BirthplaceNorthern Kentucky

    Pat O'Brien (born 15 December 1965) is the lead guitarist for the death metal band Cannibal Corpse, as well as a former member for the heavy metal band Nevermore, and a former touring musician with...  more
  • 7
    1968-04-15
    17

    Age53

    BirthplaceOxford, England, UK

    Edward John O'Brien (born 15 April 1968) is an English guitarist and member of the alternative rock band Radiohead. O'Brien attended Abingdon School in Oxford, England, where he met the other members...  more

    #60 of 100 Rolling Stone's Top 100 Guitarists of All Time#338 of 432 Famous Tall Men Over 6'2#100 of 334 Famous Rhythm Guitarists

  • 8
    1915-09-10
    16

    AgeDec. at 69 (1915-1985)

    BirthplaceNew York City, New York, United States of America

    Edmond O'Brien (September 10, 1915 – May 9, 1985) was an American actor who appeared in more than 100 films from the 1940s to the 1970s, often playing character parts. He received the Academy Award...  more
  • 9
    1930-12-15
    13

    Age90

    BirthplaceTuamgraney, Republic of Ireland

    Josephine Edna O'Brien, (born 15 December 1930) is an Irish novelist, memoirist, playwright, poet and short story writer. Philip Roth described her as "the most gifted woman now writing in English",...  more
  • 10
    1942-03-25
    11

    Age79

    BirthplaceCheltenham, Gloucestershire, England, UK

    Richard O'Brien (born Richard Smith; 25 March 1942) is an English-New Zealand actor, writer, musician, and television presenter. He wrote the musical stage show The Rocky Horror Show in 1973 which...  more

    How Richard O’Brien Grew Up To Be The Mastermind Behind ‘The Rocky Horror Picture Show’#76 of 76 The Best Rock Opera Bands/Artists#21 of 22 22 Celebrities Who Have Defied Gender Stereotypes

  • 11
    1912-05-31
    9

    AgeDec. at 57 (1912-1969)

    BirthplaceBig Spring, Texas, USA

    Dave O'Brien (born David Poole Fronabarger, May 31, 1912 – November 8, 1969) was an American film actor, director, and writer....  more
  • 12
    1968-08-11
    13

    Age53

    BirthplaceGlasgow, United Kingdom

    Gray O'Brien (born Gerard O'Brien, 11 August 1968) is a Scottish television and film actor, best known for his portrayal of the villainous Weatherfield businessman Tony Gordon in the popular ITV soap...  more
  • 13
    1899-11-11
    13

    AgeDec. at 83 (1899-1983)

    BirthplaceUSA, Wisconsin, Milwaukee

    William Joseph Patrick O'Brien (November 11, 1899 – October 15, 1983) was an American film actor with more than 100 screen credits. Of Irish descent, he often played Irish and Irish-American...  more
  • 14
    1948-02-14
    10

    Age73

    BirthplaceSioux Falls, USA, South Dakota

    Patrick John "Pat" O'Brien (born February 14, 1948) is an American author and radio host, best known for his work as a sportscaster with CBS Sports from 1981 to 1997, as well as his work as the...  more
  • 15
    1973-01-01
    14

    Age48

    BirthplaceRochdale, United Kingdom

    Kieran O'Brien (born 23 November 1973 in Oldham, Lancashire) is an English actor....  more
  • 16
    1954-03-16
    7

    Age67

    BirthplaceWheeling, West Virginia, United States of America

    Tim O'Brien (born March 16, 1954) is an American country and bluegrass musician. In addition to singing, he plays guitar, fiddle, mandolin, banjo, bouzouki and mandocello. He has released more than...  more

    #18 of 58 The Best Mandolinists in the World#32 of 160 The Best Bluegrass Bands and Artists

  • 17
    1966-07-18
    14

    Age55

    BirthplacePortland, Oregon

    Daniel Dion O'Brien (born July 18, 1966) is an American former decathlete and Olympic gold medalist. He won the Olympic title in 1996, three consecutive world championships (1991, 1993, 1995), and...  more
  • 18
    1960-03-25
    13

    Age61

    BirthplaceMurray Bridge, Australia

    Peter O'Brien is an Australian actor, best known for his role as an original cast member in 1985 of Australian soap opera Neighbours as Shane Ramsay....  more
  • 19

    AgeDec. at 64 (1878-1942)

    BirthplacePhiladelphia, Pennsylvania

    Joseph Francis Hagan (better known as Philadelphia Jack O'Brien) (January 17, 1878 – November 12, 1942) was the world light heavyweight boxing champion. Nat Fleischer, founder and editor of The Ring...  more
  • 20
    7

    AgeDec. at 81 (1919-2001)

    BirthplaceLos Angeles, California, United States of America

    Virginia Lee O'Brien (April 18, 1919 – January 16, 2001) was an American actress, singer, and radio personality known for her comedic roles in Metro-Goldwyn-Mayer musicals of the 1940s....  more
  • 21
    1991-03-09
    6

    Age30

    BirthplaceBrampton, Ontario, Canada

    Brenna O'Brien (born March 9, 1991) is a Canadian actress and artist. She is best known for voicing Rin in the anime series Inuyasha. Brenna O'Brien was in the original pilot of The Middle in 2007...  more
  • 22
    1972-02-23
    6

    Age49

    BirthplaceNunthorpe, Middlesbrough, United Kingdom

    Kirsten Lindsey O'Brien (born 23 February 1972) is an English television presenter and actress. She is perhaps best known for her work presenting for the BBC, including the popular CBBC art...  more
  • 23
    1951-02-16
    6

    Age70

    BirthplaceColorado, USA

    Laurie O'Brien (born February 16, 1951 in Colorado) is an American actress, who started her career in Los Angeles in 1982 with her role in Timerider: The Adventure of Lyle Swann. She is best known...  more
  • 24
    1899-04-19
    9

    AgeDec. at 86 (1899-1985)

    BirthplaceSan Francisco, California, USA

    George O'Brien (April 19, 1899 – September 4, 1985) was an American actor, popular during the silent film era and into the talkie era of the 1930s, best known today as the lead actor in F. W....  more
  • 25
    1943-06-29
    4

    Age78

    BirthplaceLiverpool, England, UK

    Maureen O'Brien (born 29 June 1943) is an English actress and author best known for playing the role of Vicki in the BBC science fiction television series Doctor Who, although she has appeared in...  more
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List Rules: Vote up everyone you recognize with the last name O'Brien.