Jason Alexander is a stage name of Jay Scott Greenspan,who is an American actor and director. He started his career with Broadway plays and then appeared in the television and films. He is popularly known for his role as George Costanza in the TV series Seinfeld from 1989 to 1998. His notable films include Duckman: Private Dick/Family Man, The Hunchback of Notre Dame and Pretty Woman. He has won an American Comedy Award and has been nominated for 4 Golden Globes; he's bagged another 6 wins and 32 nominations. Apart from the acting, he has also written and produced the film The Whitey Show.