Documenting the global footprint of Russian civilization  ·  1,081 profiles · 48 countries  · About this project
Vol. I · 2026
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Tier B
Cinema & TV · USA · Russian Empire

Jason Alexander

Джейсон Александер

George Costanza on Seinfeld — a genealogy site traces his maternal line to the Russian Empire

🇺🇸 Fame: USA🇷🇺 Origin: Russian Empire🔗 Connection: Ancestry🗣 Russian: No
JA
Profile #456
ProfessionActor
Russian originRussian Empire (maternal grandfather; unconfirmed)Russian Empire
ConnectionAncestryRuth Minnie Simon; Alexander B. Greenspa…
RussianNo
CategoryCinema & TVTier B
Biography

Jason Alexander — actor with roots in the Russian Empire

Jason Alexander, born Jay Scott Greenspan in Newark, New Jersey, in 1959, is an American actor, comedian and director. He played George Costanza throughout the nine seasons of Seinfeld (NBC, 1989–1998) and won the 1989 Tony Award for Best Leading Actor in a Musical for Jerome Robbins' Broadway.

Russian Connection

Tracing the roots — Russian Empire (maternal grandfather; unconfirmed)

Born to a Jewish family: his parents are Ruth Minnie Greenspan (née Simon), a nurse and health-care administrator, and Alexander B. Greenspan, an accounting manager. A celebrity-genealogy site states that his maternal grandfather, Sam Simon, was born in Russia; no encyclopaedic source confirms this.

Family Tree
Subject
Jason Alexander🇺🇸 USA
↑
Grandparents
Ruth Minnie Simon
Alexander B. Greenspan
↑
Origin
Russian Empire (maternal grandfather; unconfirmed)🇷🇺 Russian Empire
Historical context
Russian Empire · c. 1721–1917
Map of the Russian Empire

Russian Empire (maternal grandfather; unconfirmed). At the time, this region lay within the Russian Empire, which spanned from Poland to the Pacific.

Map: Wikimedia Commons (CC BY-SA)
Key Achievements

A career defined by ambition

01
Seinfeld (NBC, 1989–1998) — George Costanza across all nine seasons
02
Tony Award for Best Leading Actor in a Musical — Jerome Robbins' Broadway (1989)
03
Seven Primetime Emmy nominations for Outstanding Supporting Actor in a Comedy Series (Seinfeld)
04
Voiced the title character of Duckman (1994–1997)

"George Costanza is my greatest gift to humanity. I mean that sincerely."

Jason Alexander
Russian diasporaRussian Empire roots
Sources