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

  • American Dad!

    American Dad!

  • American Dad!

    American Dad!

  • Two and a Half Men

    Two and a Half Men

  • Seinfeld

    Seinfeld

  • Saturday Night Live

    Saturday Night Live

  • Saturday Night Live

    Saturday Night Live

  • Late Night with Seth Meyers

    Late Night with Seth Meyers

  • Young Sheldon

    Young Sheldon

  • Monk

    Monk

  • Golden Globe Awards

    Golden Globe Awards

  • The Late Late Show with Craig Ferguson

    The Late Late Show with Craig Ferguson

  • Star Trek: Voyager

    Star Trek: Voyager

  • Jimmy Kimmel Live!

    Jimmy Kimmel Live!

  • Malcolm in the Middle

    Malcolm in the Middle

  • Jeopardy!

    Jeopardy!

  • The Nanny

    The Nanny

  • Curb Your Enthusiasm

    Curb Your Enthusiasm

  • Real Time with Bill Maher

    Real Time with Bill Maher

  • The Late Late Show with James Corden

    The Late Late Show with James Corden

  • Robot Chicken

    Robot Chicken

  • The Orville

    The Orville

  • Hollywood Squares

    Hollywood Squares

  • Hollywood Squares

    Hollywood Squares

  • Community

    Community

  • LIVE with Kelly and Mark

    LIVE with Kelly and Mark

  • The Tom and Jerry Show

    The Tom and Jerry Show

  • Dinosaurs

    Dinosaurs

  • Dinosaurs

    Dinosaurs

  • Dinosaurs

    Dinosaurs

  • Dinosaurs

    Dinosaurs

  • Dinosaurs

    Dinosaurs

  • Dinosaurs

    Dinosaurs

  • Dinosaurs

    Dinosaurs

  • The Tony Danza Show

    The Tony Danza Show

  • Good Day Live

    Good Day Live

  • Harley Quinn

    Harley Quinn

  • History of the World: Part II

    History of the World: Part II

  • The Ellen DeGeneres Show

    The Ellen DeGeneres Show

  • The Marvelous Mrs. Maisel

    The Marvelous Mrs. Maisel

  • Fish Hooks

    Fish Hooks

  • Fish Hooks

    Fish Hooks

  • The Conners

    The Conners

  • Everybody Hates Chris

    Everybody Hates Chris

  • Franklin & Bash

    Franklin & Bash

  • Duckman

    Duckman

  • Hachi: A Dog's Tale

    Hachi: A Dog's Tale

  • To Tell the Truth

    To Tell the Truth

  • Pretty Woman

    Pretty Woman

  • The Cleveland Show

    The Cleveland Show

  • The Larry Sanders Show

    The Larry Sanders Show

  • Hercules

    Hercules

  • Hercules

    Hercules

  • People's Choice Awards

    People's Choice Awards

  • The Aristocrats

    The Aristocrats

  • Rock, Paper, Scissors

    Rock, Paper, Scissors

  • Comedians in Cars Getting Coffee

    Comedians in Cars Getting Coffee

  • The New Adventures of Old Christine

    The New Adventures of Old Christine

  • Comedy Bang! Bang!

    Comedy Bang! Bang!

  • Talking Dead

    Talking Dead

  • Drunk History

    Drunk History

  • Stars in the House

    Stars in the House

  • Stars in the House

    Stars in the House

  • Newhart

    Newhart

  • Match Game

    Match Game

  • The Twilight Zone

    The Twilight Zone

  • Disney's House of Mouse

    Disney's House of Mouse

  • Star Trek: Prodigy

    Star Trek: Prodigy

  • Star Trek: Prodigy

    Star Trek: Prodigy

  • Penn Zero: Part-Time Hero

    Penn Zero: Part-Time Hero

  • Harry's Law

    Harry's Law

  • Aladdin

    Aladdin

  • Aladdin

    Aladdin

  • Aladdin

    Aladdin

  • Late Night with David Letterman

    Late Night with David Letterman

  • Reading Rainbow

    Reading Rainbow

  • Celebrity Wheel of Fortune

    Celebrity Wheel of Fortune

  • Wild Card

    Wild Card

  • The Movies That Made Us

    The Movies That Made Us

  • The Legend of Tarzan

    The Legend of Tarzan

  • Rockabye

    Rockabye

  • The Late Late Show with Craig Kilborn

    The Late Late Show with Craig Kilborn

  • The Electric State

    The Electric State

  • Blankman

    Blankman

  • The Huntress

    The Huntress

  • Remember WENN

    Remember WENN

  • The $100,000 Pyramid

    The $100,000 Pyramid

  • North

    North

  • Dream On

    Dream On

  • Jacob's Ladder

    Jacob's Ladder

  • Hollywood Game Night

    Hollywood Game Night

  • The Bad Guys: Breaking In

    The Bad Guys: Breaking In

  • Leo

    Leo

  • Dilbert

    Dilbert

  • Sex, Censorship and the Silver Screen

    Sex, Censorship and the Silver Screen

  • Son of the Beach

    Son of the Beach

  • China, IL

    China, IL

  • Talkshow with Spike Feresten

    Talkshow with Spike Feresten

  • Jimmy

    Jimmy

  • The Hunchback of Notre Dame

    The Hunchback of Notre Dame

  • The Mosquito Coast

    The Mosquito Coast

  • The Marriage Ref

    The Marriage Ref

  • Misery Loves Comedy

    Misery Loves Comedy

  • TripTank

    TripTank

  • Jingle Bells

    Jingle Bells

  • Rachael Ray

    Rachael Ray

  • Shallow Hal

    Shallow Hal

  • Shatner's Raw Nerve

    Shatner's Raw Nerve

  • The Problem with Jon Stewart

    The Problem with Jon Stewart

  • Muppets Tonight

    Muppets Tonight

  • Denial

    Denial

  • Dunston Checks In

    Dunston Checks In

  • The Grinder

    The Grinder

  • The Gettysburg Address

    The Gettysburg Address

  • Primetime Glick

    Primetime Glick

  • Rock Slyde

    Rock Slyde

  • 101 Dalmatians II: Patch's London Adventure

    101 Dalmatians II: Patch's London Adventure

  • The Hunchback of Notre Dame II

    The Hunchback of Notre Dame II

  • The Emmy Awards

    The Emmy Awards

  • Meteor

    Meteor

  • The Return of Jafar

    The Return of Jafar

  • Mad About You

    Mad About You

  • Leo 2

    Leo 2

  • Not Your Time

    Not Your Time

  • Coneheads

    Coneheads

  • LEGO Marvel Avengers: Strange Tails

    LEGO Marvel Avengers: Strange Tails

  • Love! Valour! Compassion!

    Love! Valour! Compassion!

  • Hit the Road

    Hit the Road

  • Lucky Stiff

    Lucky Stiff

  • Critics Choice Awards

    Critics Choice Awards

  • E/R

    E/R

  • E/R

    E/R

  • The Burning

    The Burning

  • Listen Up!

    Listen Up!

  • History of the Sitcom

    History of the Sitcom

  • The Paper

    The Paper

  • Big Time in Hollywood, Fl

    Big Time in Hollywood, Fl

  • Kirstie

    Kirstie

  • White Palace

    White Palace

  • Bob Patterson

    Bob Patterson

  • A Capitol Fourth

    A Capitol Fourth

  • Everything's Relative

    Everything's Relative

  • Stars in Shorts

    Stars in Shorts

  • Tom and Jerry: Back to Oz

    Tom and Jerry: Back to Oz

  • The Adventures of Rocky & Bullwinkle

    The Adventures of Rocky & Bullwinkle

  • Where My Dogs At?

    Where My Dogs At?

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

    A Fairly Odd Movie: Grow Up, Timmy Turner!

  • Thank God You're Here

    Thank God You're Here

  • Favorite Son

    Favorite Son

  • Dunston Checks Out

    Dunston Checks Out

  • The Last Supper

    The Last Supper

  • Saturday TV Funhouse

    Saturday TV Funhouse

  • Cinderella

    Cinderella

  • Kody Kapow

    Kody Kapow

  • For Better or Worse

    For Better or Worse

  • There's Something About Romcoms

    There's Something About Romcoms

  • Snoop Dogg's Hood of Horror

    Snoop Dogg's Hood of Horror

  • The Grand

    The Grand

  • For the Love of Spock

    For the Love of Spock

  • A Christmas Carol

    A Christmas Carol

  • Farce of the Penguins

    Farce of the Penguins

  • Larry David: Curb Your Enthusiasm

    Larry David: Curb Your Enthusiasm

  • My Boyfriend's Meds

    My Boyfriend's Meds

  • Dick Van Dyke: 98 Years of Magic

    Dick Van Dyke: 98 Years of Magic

  • Y llegaron de noche

    Y llegaron de noche

  • Quantum Quest: A Cassini Space Odyssey

    Quantum Quest: A Cassini Space Odyssey

  • Brighton Beach Memoirs

    Brighton Beach Memoirs

  • Comedy Central Roast of William Shatner

    Comedy Central Roast of William Shatner

  • Larry Gaye: Renegade Male Flight Attendant

    Larry Gaye: Renegade Male Flight Attendant

  • The Trumpet of the Swan

    The Trumpet of the Swan

  • Broadway: The Next Generation

    Broadway: The Next Generation

  • Broadway: Beyond the Golden Age

    Broadway: Beyond the Golden Age

  • Earth to America

    Earth to America

  • The Last Laugh

    The Last Laugh

  • Stealing Pulp Fiction

    Stealing Pulp Fiction

  • The Very Best of America's Funniest Comedians

    The Very Best of America's Funniest Comedians

  • National Lampoon's Another Dirty Movie

    National Lampoon's Another Dirty Movie

  • Bravo Profiles: Penn and Teller

    Bravo Profiles: Penn and Teller

  • Ira & Abby

    Ira & Abby

  • For Goodness Sake

    For Goodness Sake

  • Madeline: Lost in Paris

    Madeline: Lost in Paris

  • Dinner with Dad

    Dinner with Dad

  • Out of Office

    Out of Office

  • China, Il The Musical

    China, Il The Musical

  • The Man Who Saved Christmas

    The Man Who Saved Christmas

  • Faith Based

    Faith Based

  • Kramer vs. Kramer: Kenny to Cosmo

    Kramer vs. Kramer: Kenny to Cosmo

  • Step It Up and Dance

    Step It Up and Dance

  • The Truth Is in the Stars

    The Truth Is in the Stars

  • Bye Bye Birdie

    Bye Bye Birdie

  • The Rocky Horror Musical Live Stream

    The Rocky Horror Musical Live Stream

  • Senior Trip

    Senior Trip

  • Killing Me Softly with His Songs

    Killing Me Softly with His Songs

  • Titey

    Titey

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

    Best Worst Thing That Ever Could Have Happened...

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

    The N.Y. Friars Club Roast of Jerry Stiller

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

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

  • Jerry Seinfeld: Submarine Captain

    Jerry Seinfeld: Submarine Captain

  • Paddy Chayefsky: Collector of Words

    Paddy Chayefsky: Collector of Words

  • Let's Rap Fire Safety

    Let's Rap Fire Safety

  • Say It Ain't Solo

    Say It Ain't Solo

  • How to Go Out on a Date in Queens

    How to Go Out on a Date in Queens

  • Sexual Healing

    Sexual Healing

  • The Seinfeld Story

    The Seinfeld Story

  • Seinfeld: How It Began

    Seinfeld: How It Began

  • The Sisters Rosensweig

    The Sisters Rosensweig

  • Bucky and the Squirrels

    Bucky and the Squirrels

  • I Don't Buy Kisses Anymore

    I Don't Buy Kisses Anymore

  • How Murray Saved Christmas

    How Murray Saved Christmas

  • Being 'Shallow Hal'

    Being 'Shallow Hal'

  • On Edge

    On Edge

  • Down on the Waterfront

    Down on the Waterfront

  • Love and Action in Chicago

    Love and Action in Chicago

  • Ultimate Trek: Star Trek's Greatest Moments

    Ultimate Trek: Star Trek's Greatest Moments

  • The Voyages of Young Doctor Dolittle

    The Voyages of Young Doctor Dolittle

  • A Tribute to Stephen Sondheim

    A Tribute to Stephen Sondheim

  • The Conspiracy

    The Conspiracy

  • The Portuguese Kid

    The Portuguese Kid

  • Dora the Explorer: Dora's Enchanted Forest Adventures

    Dora the Explorer: Dora's Enchanted Forest Adventures

  • Sideshow: Alive on the Inside

    Sideshow: Alive on the Inside

  • The Mark Lembeck Technique

    The Mark Lembeck Technique