Short Biography

Jason Alexander (born September 23, 1959) is an American comedian and actor, best known for his role as George Costanza on the television series Seinfeld. Alexander is best known as one of the key cast members of the phenomenally successful, award-winning television sitcom Seinfeld (1989-1998), in which he played George Costanza (the Jerry Seinfeld character`s best friend since childhood). Concurrently with his Seinfeld role, Alexander provided the voice of the lead character in the cult animated series Duckman (1994-1997). Alexander also voiced Catbert, the evil director of human resources, in the short-lived Dilbert animated series based on the popular comic strip. He made cameo appearances in the second season of Curb Your Enthusiasm, playing himself. Alexander co-starred with George Clooney and Elliot Gould in the short-lived CBS sitcom E/R from 1984-1985. He played Hospital Administrator Harold Stickley.

He has been married to Daena E. Title since May 31, 1982. They have two children, Gabriel (b. May 1992) and Noah (b. February 1996). He is also the uncle and godfather of the Irish born actor Stephen Mullan, who appeared in movies such as She`s All That and Tigerland. His brother-in-law is actor/writer/director Jonathan Penner (husband to Daene Title`s sister Stacy) who appeared on Survivor: Cook Islands and left due to injury on Survivor: Micronesia - Fans vs. Favorites. According to an FX trivia question during a viewing of Shallow Hal, Alexander started losing his hair at the age of 16.

Who's Dated Who content is contributed and edited by our readers. Please report errors or omissions on this page.