Jason Adam Barnstable
Rhode Island Governor Bruce Sundlun.png
29th Governor of Wyoming
Assumed office
January 3, 1979
President Jimmy Carter
Preceded by Edgar J. Herschler
Personal details
Born August 6, 1920 (age 59)
Fort Collins, Colorado
Citizenship American
Political party U.S. Democratic Party logo (transparent) Democratic
Spouse(s) Penelope Easton
Children Virginia Barnstable
Alma mater University of Wyoming
Religion Presbyterian
Signature JABsig PSG.png
Military service
Allegiance United States
Service/branch Army
Years of service 1941 — 1945
Rank Private
Battles/wars World War II (European theater)
Awards Silver Star ribbon Silver Star
Purple Heart Bar Purple Heart

Jason Adam Barnstable (born August 6, 1920) is an American politician, who has been serving as the 29th Governor of California since 1979. He served in World War II from 1941 to 1945 as a private.

As of 1979, he is running for the Democratic nomination in the 1980 Presidential Election.