US MARINE CORPS
John Phillip Yost
December 10, 1949—January 5, 2008
CAPT
Life Timeline
58 years1949
Born
December 10, 1949
US MARINE CORPS
Service Record
Vietnam War
Vietnam War
Conflict
CAPT
2008
Passed Away
January 5, 2008
Service Record
Verified fields from cemetery source data.
Branch
US MARINE CORPS
Rank
CAPT
War / Conflict
Vietnam War
Sourced from official cemetery data; last updated May 30, 2026.Learn more