Acting

Jason Alexander

born 1959 · Acting

62.8avg grm

29titles

#242best rank

5honors

best title · #242 on siteSeinfeld1989 · as George Costanza · series69.7

Honors

5

—Screen Actors Guild Award — Outstanding Performance by a Male Actor in a Comedy Series

—Screen Actors Guild Award — Outstanding Performance by an Ensemble in a Comedy Series

2018New Jersey Hall of Fame

1989Tony Award — Best Actor in a Musical

—Drama Desk Award — Outstanding Actor in a Musical

Bio

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.

Filmography

ranked on this site

2020s7 titles

The Bad Guys: Breaking In2025 · as Mysterious Figure · series63.8 B

The Bad Guys: Breaking In2025 · as D.B. Cougar · series63.8 P

Paddy Chayefsky: Collector of Words2025 · as Self58.7 H

History of the Sitcom2021 · as Self · series63.3 H

History of the Sitcom2021 · as Actor · series63.3 H

History of the Sitcom2021 · as Self - Actor · series63.3 B

Broadway: Beyond the Golden Age2021 · as Self58.9

2010s6 titles

Hit the Road2017 · as Ken Swallow · series64.0 Y

Young Sheldon2017 · as Director · series60.4 $

The $100,000 Pyramid2016 · as Self - Celebrity Player · series63.8 B

Best Worst Thing That Ever Could Have Happened2016 · as Self58.8 F

Franklin & Bash2011 · as Director · series62.6 M

Mike & Molly2010 · as Director · series58.7

2000s7 titles

Hachi: A Dog's Tale2009 · as Carl72.0 C

Campus Ladies2006 · as Director · series64.1 '

'Til Death2006 · as Director · series62.6 E

Everybody Hates Chris2005 · as Director · series62.1 C

Criminal Minds2005 · as Director · series61.6 SSeinfeld: Inside Look2004 · as Self · series63.8 SStage on Screen2000 · as Self - Host · series63.7

1990s7 titles

Duckman: Private Dick/Family Man1994 · as Eric Duckman · series64.5 D

Duckman: Private Dick/Family Man1994 · as Self · series64.5 A

Aladdin1994 · as Captain Albatross · series62.0 A

Aladdin1994 · as Abis Mal · series62.0 A

Aladdin1994 · as Abnor Mal · series62.0 J

Jacob's Ladder1990 · as Geary68.8 P

Pretty Woman1990 · as Philip Stuckey51.6

1980s2 titles

Seinfeld1989 · as George Costanza · series69.7 E

E/R1984 · as Harold Stickley · series64.2

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Jason Alexander

J

born1959

known forActing

titles on site29

best title rank#242 · Seinfeld (1989)

avg GRM62.8

honors5 · Screen Actors Guild Award — Outstanding Performance by a Male Actor in a Comedy Series

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.

Filmography

ranked on this site

2020s

7 titles

63.8The Bad Guys: Breaking In2025 · as Mysterious Figure · series B

63.8The Bad Guys: Breaking In2025 · as D.B. Cougar · series P

58.7Paddy Chayefsky: Collector of Words2025 · as Self H

63.3History of the Sitcom2021 · as Self · series H

63.3History of the Sitcom2021 · as Actor · series H

63.3History of the Sitcom2021 · as Self - Actor · series B

58.9Broadway: Beyond the Golden Age2021 · as Self

2010s

6 titles

64.0Hit the Road2017 · as Ken Swallow · series Y

60.4Young Sheldon2017 · as Director · series $

63.8The $100,000 Pyramid2016 · as Self - Celebrity Player · series B

58.8Best Worst Thing That Ever Could Have Happened2016 · as Self F

62.6Franklin & Bash2011 · as Director · series M

58.7Mike & Molly2010 · as Director · series

2000s

7 titles

72.0Hachi: A Dog's Tale2009 · as Carl C

64.1Campus Ladies2006 · as Director · series '

62.6'Til Death2006 · as Director · series E

62.1Everybody Hates Chris2005 · as Director · series C

61.6Criminal Minds2005 · as Director · series S63.8Seinfeld: Inside Look2004 · as Self · series S63.7Stage on Screen2000 · as Self - Host · series

1990s

7 titles

64.5Duckman: Private Dick/Family Man1994 · as Eric Duckman · series D

64.5Duckman: Private Dick/Family Man1994 · as Self · series A

62.0Aladdin1994 · as Captain Albatross · series A

62.0Aladdin1994 · as Abis Mal · series A

62.0Aladdin1994 · as Abnor Mal · series J

68.8Jacob's Ladder1990 · as Geary P

51.6Pretty Woman1990 · as Philip Stuckey

1980s

2 titles

69.7Seinfeld1989 · as George Costanza · series E

64.2E/R1984 · as Harold Stickley · series

Browse the ranked list