U.S. Army
John P Koehn
December 25, 1933—November 10, 2002
SGT
Life Timeline
68 years1933
Born
December 25, 1933
US ARMY
Service Record
Vietnam War
Vietnam War
Conflict
SGT
2002
Passed Away
November 10, 2002
Service Record
Verified fields from cemetery source data.
Branch
US ARMY
Rank
SGT
War / Conflict
Vietnam War
Sourced from official cemetery data; last updated May 30, 2026.Learn more