
Jason Alexander
- Date of Birth: 1959-09-23
- Place of Birth: Newark, New Jersey, USA
Biography
Jay Scott Greenspan, 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 Ge... Jay Scott Greenspan, 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.

Dora the Explorer: Dora's Enchanted Forest Adventures
Animation, Family • 2011 September

For Goodness Sake
Comedy • 1993 January

Broadway: The Next Generation
TV Movie, Documentary • 2017 November

Saturday TV Funhouse
Comedy, Animation • 2025 June

Rock, Paper, Scissors
Comedy, Family, Animation • 2024 February

Malcolm in the Middle
Comedy • 2000 January

Friends
Comedy • 1994 September

Reading Rainbow
Kids • 1983 June

Harley Quinn
Action & Adventure, Animation, Comedy, Sci-Fi & Fantasy • 2019 November

Criminal Minds
Crime, Drama, Mystery • 2005 September