Jason Alexander

Personal Info

Known For

Acting

Known Credits

223

Gender

Male

Birthday

1959-09-23 (66 years old)

Place of Birth

Newark, New Jersey, USA

Jason Alexander

Biography

Jay Scott Greenspan (born September 23, 1959), better known by his professional name of Jason Alexander, is an American actor, writer, comedian, television director and producer, and singer. He is best known for his role as George Costanza on the television series Seinfeld, appearing in the sitcom from 1989 to 1998. He also has had an active career on the stage, appearing in several Broadway musicals including Jerome Robbins' Broadway in 1989, for which he won the Tony Award as Best Actor in a Musical. He appeared in the Los Angeles production of The Producers with Martin Short. He is the Artistic Director of "Reprise! Broadway's Best in Los Angeles," where he has directed several musicals. Alexander is also an avid poker player.

Known For

  • The Simpsons

    The Simpsons

  • Criminal Minds

    Criminal Minds

  • Friends

    Friends

  • Two and a Half Men

    Two and a Half Men

  • American Dad!

    American Dad!

  • American Dad!

    American Dad!

  • Young Sheldon

    Young Sheldon

  • Seinfeld

    Seinfeld

  • Monk

    Monk

  • Late Night with Seth Meyers

    Late Night with Seth Meyers

  • Malcolm in the Middle

    Malcolm in the Middle

  • Saturday Night Live

    Saturday Night Live

  • Saturday Night Live

    Saturday Night Live

  • Curb Your Enthusiasm

    Curb Your Enthusiasm

  • The Nanny

    The Nanny

  • Star Trek: Voyager

    Star Trek: Voyager

  • The Late Late Show with Craig Ferguson

    The Late Late Show with Craig Ferguson

  • Real Time with Bill Maher

    Real Time with Bill Maher

  • Jeopardy!

    Jeopardy!

  • The Late Late Show with James Corden

    The Late Late Show with James Corden

  • The Tom and Jerry Show

    The Tom and Jerry Show

  • Community

    Community

  • Golden Globe Awards

    Golden Globe Awards

  • Robot Chicken

    Robot Chicken

  • Tony Awards

    Tony Awards

  • Jimmy Kimmel Live!

    Jimmy Kimmel Live!

  • Hachi: A Dog's Tale

    Hachi: A Dog's Tale

  • Everybody Hates Chris

    Everybody Hates Chris

  • The Orville

    The Orville

  • LIVE with Kelly and Mark

    LIVE with Kelly and Mark

  • Late Night with David Letterman

    Late Night with David Letterman

  • The Marvelous Mrs. Maisel

    The Marvelous Mrs. Maisel

  • The Ellen DeGeneres Show

    The Ellen DeGeneres Show

  • Stars in the House

    Stars in the House

  • Stars in the House

    Stars in the House

  • The Cleveland Show

    The Cleveland Show

  • Dinosaurs

    Dinosaurs

  • Dinosaurs

    Dinosaurs

  • Dinosaurs

    Dinosaurs

  • Dinosaurs

    Dinosaurs

  • Dinosaurs

    Dinosaurs

  • Dinosaurs

    Dinosaurs

  • Dinosaurs

    Dinosaurs

  • Hercules

    Hercules

  • Hercules

    Hercules

  • Harley Quinn

    Harley Quinn

  • Newhart

    Newhart

  • Comedy Bang! Bang!

    Comedy Bang! Bang!

  • Good Day Live

    Good Day Live

  • Pretty Woman

    Pretty Woman

  • The Tony Danza Show

    The Tony Danza Show

  • Hollywood Squares

    Hollywood Squares

  • Hollywood Squares

    Hollywood Squares

  • Franklin & Bash

    Franklin & Bash

  • The Conners

    The Conners

  • Rock, Paper, Scissors

    Rock, Paper, Scissors

  • Aladdin

    Aladdin

  • Aladdin

    Aladdin

  • Aladdin

    Aladdin

  • Fish Hooks

    Fish Hooks

  • Fish Hooks

    Fish Hooks

  • The New Adventures of Old Christine

    The New Adventures of Old Christine

  • The Bad Guys: Breaking In

    The Bad Guys: Breaking In

  • Leo

    Leo

  • Duckman

    Duckman

  • Penn Zero: Part-Time Hero

    Penn Zero: Part-Time Hero

  • Disney's House of Mouse

    Disney's House of Mouse

  • The Twilight Zone

    The Twilight Zone

  • The Electric State

    The Electric State

  • Star Trek: Prodigy

    Star Trek: Prodigy

  • Star Trek: Prodigy

    Star Trek: Prodigy

  • The Legend of Tarzan

    The Legend of Tarzan

  • Match Game

    Match Game

  • The Hunchback of Notre Dame

    The Hunchback of Notre Dame

  • Drunk History

    Drunk History

  • The Larry Sanders Show

    The Larry Sanders Show

  • Dream On

    Dream On

  • To Tell the Truth

    To Tell the Truth

  • Comedians in Cars Getting Coffee

    Comedians in Cars Getting Coffee

  • The Burning

    The Burning

  • Son of the Beach

    Son of the Beach

  • White Palace

    White Palace

  • Harry's Law

    Harry's Law

  • The $100,000 Pyramid

    The $100,000 Pyramid

  • History of the World: Part II

    History of the World: Part II

  • Quantum Quest: A Cassini Space Odyssey

    Quantum Quest: A Cassini Space Odyssey

  • Coneheads

    Coneheads

  • The Movies That Made Us

    The Movies That Made Us

  • TripTank

    TripTank

  • LEGO Marvel Avengers: Strange Tails

    LEGO Marvel Avengers: Strange Tails

  • Talking Dead

    Talking Dead

  • Reading Rainbow

    Reading Rainbow

  • Wild Card

    Wild Card

  • The Late Late Show with Craig Kilborn

    The Late Late Show with Craig Kilborn

  • Celebrity Wheel of Fortune

    Celebrity Wheel of Fortune

  • Hollywood Game Night

    Hollywood Game Night

  • The Hunchback of Notre Dame II

    The Hunchback of Notre Dame II

  • Remember WENN

    Remember WENN

  • North

    North

  • Jacob's Ladder

    Jacob's Ladder

  • Dilbert

    Dilbert

  • Shallow Hal

    Shallow Hal

  • China, IL

    China, IL

  • Rock Slyde

    Rock Slyde

  • Rachael Ray

    Rachael Ray

  • The Return of Jafar

    The Return of Jafar

  • How Murray Saved Christmas

    How Murray Saved Christmas

  • Cinderella

    Cinderella

  • 101 Dalmatians II: Patch's London Adventure

    101 Dalmatians II: Patch's London Adventure

  • Jingle Bells

    Jingle Bells

  • Primetime Glick

    Primetime Glick

  • The Grinder

    The Grinder

  • Ira & Abby

    Ira & Abby

  • The Huntress

    The Huntress

  • The Grand

    The Grand

  • Meteor

    Meteor

  • The Aristocrats

    The Aristocrats

  • The Marriage Ref

    The Marriage Ref

  • Jimmy

    Jimmy

  • Denial

    Denial

  • Leo 2

    Leo 2

  • The Paper

    The Paper

  • The Last Supper

    The Last Supper

  • A Christmas Carol

    A Christmas Carol

  • Muppets Tonight

    Muppets Tonight

  • Shatner's Raw Nerve

    Shatner's Raw Nerve

  • Kirstie

    Kirstie

  • Rockabye

    Rockabye

  • A Fairly Odd Movie: Grow Up, Timmy Turner!

    A Fairly Odd Movie: Grow Up, Timmy Turner!

  • Blankman

    Blankman

  • Critics Choice Awards

    Critics Choice Awards

  • The Mosquito Coast

    The Mosquito Coast

  • Listen Up!

    Listen Up!

  • Mad About You

    Mad About You

  • The Gettysburg Address

    The Gettysburg Address

  • The Problem with Jon Stewart

    The Problem with Jon Stewart

  • Lucky Stiff

    Lucky Stiff

  • Faith Based

    Faith Based

  • Talkshow with Spike Feresten

    Talkshow with Spike Feresten

  • E/R

    E/R

  • E/R

    E/R

  • Comedy Central Roast of William Shatner

    Comedy Central Roast of William Shatner

  • A Capitol Fourth

    A Capitol Fourth

  • Best Worst Thing That Ever Could Have Happened...

    Best Worst Thing That Ever Could Have Happened...

  • Larry David: Curb Your Enthusiasm

    Larry David: Curb Your Enthusiasm

  • Tom and Jerry: Back to Oz

    Tom and Jerry: Back to Oz

  • The Emmy Awards

    The Emmy Awards

  • Love and Action in Chicago

    Love and Action in Chicago

  • For the Love of Spock

    For the Love of Spock

  • The Man Who Saved Christmas

    The Man Who Saved Christmas

  • Y llegaron de noche

    Y llegaron de noche

  • Broadway: The Next Generation

    Broadway: The Next Generation

  • The Trumpet of the Swan

    The Trumpet of the Swan

  • Big Time in Hollywood, Fl

    Big Time in Hollywood, Fl

  • The Adventures of Rocky & Bullwinkle

    The Adventures of Rocky & Bullwinkle

  • Snoop Dogg's Hood of Horror

    Snoop Dogg's Hood of Horror

  • Out of Office

    Out of Office

  • Brighton Beach Memoirs

    Brighton Beach Memoirs

  • Farce of the Penguins

    Farce of the Penguins

  • Larry Gaye: Renegade Male Flight Attendant

    Larry Gaye: Renegade Male Flight Attendant

  • Broadway: Beyond the Golden Age

    Broadway: Beyond the Golden Age

  • Earth to America

    Earth to America

  • The Truth Is in the Stars

    The Truth Is in the Stars

  • Madeline: Lost in Paris

    Madeline: Lost in Paris

  • The Last Laugh

    The Last Laugh

  • The Voyages of Young Doctor Dolittle

    The Voyages of Young Doctor Dolittle

  • Seinfeld: How It Began

    Seinfeld: How It Began

  • There's Something About Romcoms

    There's Something About Romcoms

  • Dunston Checks In

    Dunston Checks In

  • China, Il The Musical

    China, Il The Musical

  • Love! Valour! Compassion!

    Love! Valour! Compassion!

  • Bucky and the Squirrels

    Bucky and the Squirrels

  • Kramer vs. Kramer: Kenny to Cosmo

    Kramer vs. Kramer: Kenny to Cosmo

  • Misery Loves Comedy

    Misery Loves Comedy

  • Sexual Healing

    Sexual Healing

  • Where My Dogs At?

    Where My Dogs At?

  • The Rocky Horror Musical Live Stream

    The Rocky Horror Musical Live Stream

  • My Boyfriend's Meds

    My Boyfriend's Meds

  • For Better or Worse

    For Better or Worse

  • Hit the Road

    Hit the Road

  • The Sisters Rosensweig

    The Sisters Rosensweig

  • Ultimate Trek: Star Trek's Greatest Moments

    Ultimate Trek: Star Trek's Greatest Moments

  • Kody Kapow

    Kody Kapow

  • Bob Patterson

    Bob Patterson

  • Thank God You're Here

    Thank God You're Here

  • Favorite Son

    Favorite Son

  • Everything's Relative

    Everything's Relative

  • Sex, Censorship and the Silver Screen

    Sex, Censorship and the Silver Screen

  • The Mark Lembeck Technique

    The Mark Lembeck Technique

  • History of the Sitcom

    History of the Sitcom

  • Down on the Waterfront

    Down on the Waterfront

  • National Lampoon's Another Dirty Movie

    National Lampoon's Another Dirty Movie

  • Say It Ain't Solo

    Say It Ain't Solo

  • Bravo Profiles: Penn and Teller

    Bravo Profiles: Penn and Teller

  • Stars In Shorts

    Stars In Shorts

  • Killing Me Softly with His Songs

    Killing Me Softly with His Songs

  • Saturday TV Funhouse

    Saturday TV Funhouse

  • The Portuguese Kid

    The Portuguese Kid

  • Not Your Time

    Not Your Time

  • A Tribute to Stephen Sondheim

    A Tribute to Stephen Sondheim

  • Stealing Pulp Fiction

    Stealing Pulp Fiction

  • Dick Van Dyke: 98 Years of Magic

    Dick Van Dyke: 98 Years of Magic

  • The Very Best of America's Funniest Comedians

    The Very Best of America's Funniest Comedians

  • Dinner with Dad

    Dinner with Dad

  • Step It Up and Dance

    Step It Up and Dance

  • How to Go Out on a Date in Queens

    How to Go Out on a Date in Queens

  • Dora the Explorer: Dora's Enchanted Forest Adventures

    Dora the Explorer: Dora's Enchanted Forest Adventures

  • I Don't Buy Kisses Anymore

    I Don't Buy Kisses Anymore

  • Bye Bye Birdie

    Bye Bye Birdie

  • On Edge

    On Edge

  • The N.Y. Friars Club Roast of Jerry Stiller

    The N.Y. Friars Club Roast of Jerry Stiller

  • Sideshow: Alive on the Inside

    Sideshow: Alive on the Inside

  • Titey

    Titey

  • Paddy Chayefsky: Collector of Words

    Paddy Chayefsky: Collector of Words

  • Being 'Shallow Hal'

    Being 'Shallow Hal'

  • Cinderella: The Reunion, A Special Edition of 20/20

    Cinderella: The Reunion, A Special Edition of 20/20

  • Senior Trip

    Senior Trip

  • For Goodness Sake

    For Goodness Sake

  • The Seinfeld Story

    The Seinfeld Story

  • The Conspiracy

    The Conspiracy

  • Jerry Seinfeld: Submarine Captain

    Jerry Seinfeld: Submarine Captain

  • Let's Rap Fire Safety

    Let's Rap Fire Safety

  • Dunston Checks Out

    Dunston Checks Out