[DOC] [TLE] Jason Alexander - Wikipedia [PAR] Jay Scott Greenspan (born September 23, 1959), known by his stage name, 
Jason Alexander, is an American actor, voice actor, comedian and director. 
Alexander is best known for his prominent role as George Costanza in the .... He 
also signed with PokerStars where he plays under the screen name "J. 
Alexander". [DOC] [TLE] Jason Alexander - Film Actor, Theater Actor, Television Actor ... [PAR] Jul 11, 2016 ... Jason Scott Greenspan was born to Ruth and Alex Greenspan on September 23 
... As a youth with an eye always toward the stage, Alexander ... in school plays, 
and by age 15 he had adopted his professional name: Jason Alexander. ... 
Alexander played Seinfeld's longtime pal, George Costanza, who was... [DOC] [TLE] Jason Alexander takes wing in ''Bye Bye Birdie'' | EW.com [PAR] Dec 1, 1995 ... And the facts bear her out: At 6, he was doing Bill Cosby in his Maplewood, ... 
around  in the time it would take George Costanza to find a parking space. ... 
TV, he adds with an ironic smile, is apparently just not kind to me at all. ... (Along 
the way, he found his real name, Jay Scott Greenspan, too long for a... [DOC] [TLE] Jason Alexander, Actor: Seinfeld. Jason Greenspan adopted the ... [PAR] Jason Greenspan adopted the stage name Jason Alexander while still in high 
school in New Jersey. He was soon appearing in Broadway plays and movies, 
then in the hit TV series ... George Costanza Jason Alexander Seinfeld by 
Kelmosa on Etsy ... [BORN] Jason Alexander / Born: Jason Scott Greenspan, 
September 23,... [DOC] [TLE] George Costanza [PAR] George Louis Costanza is a character in the American television sitcom Seinfeld 
... He is friends with Jerry Seinfeld , Cosmo Kramer , and Elaine Benes . ... In a 
previous episode he mentions he went to high school on Long Island. ...... Jay 
Scott Greenspan (born September 23, 1959), known by his stage name , Jason... [DOC] [TLE] Jason Lee (actor) - Revolvy Home [PAR] Career Skateboarding Before he became an actor, Lee was known as a ... This 
started a friendship that subsequently led to appearances in many of Smith's films
, ... With Amazon Studios, Lee is seen in the pilot of Cocked, where he plays the 
...... Jay Scott Greenspan (born September 23, 1959), known by his stage name... [DOC] [TLE] Info about Jason+ | Entities Finder - EVE Milano [PAR] Use EVE Entities Finder to find relationships between entities, things, concepts 
and people. ... as well as the motion picture sequel Teen Wolf Too, before 
returning in the ... Desc: Jay Scott Greenspan, known by his stage name, Jason 
Alexander, .... He played Derek "Del Boy" Trotter in the long-running BBC 
comedy series... [DOC] [TLE] Info about Greg+Germann | Entities Finder [PAR] He is well known for playing Richard Fish on the popular legal - comedy TV 
Series ... Desc: Friends with Money is a 2006 comedy-drama film written and 
directed by ..... in the television show Ally McBeal, in which she played a resident 
performer at .... Desc: Jay Scott Greenspan, known by his stage name, Jason 
Alexander,... [DOC] [TLE] Jason Jones (singer) [PAR] He is lead vocalist with the band AM Conspiracy . ... Jason Jones started his 
tattoo career in 1995 and works at Black Chapel Tattoo ... In her early teens, she 
played roles in the West End productions of the musicals Annie and Bugsy 
Malone . ..... Jay Scott Greenspan (born September 23, 1959), known by his 
stage name... [DOC] [TLE] All Night with Jason Smith - Revolvy [PAR] AllNight with Jason Smith was a syndicated sports talk radio show on ESPN 
Radio ... George A. Richards of Detroit acquired the station then, and KMPC 
became part of .... He played college basketball for Colorado State University 
before being ..... Jay Scott Greenspan (born September 23, 1959), known by his 
stage name... [DOC]

Question: Jay Scott Greenspan began using this stage name as a teen, long before he played George Costanza
Answer: Jason Alexander