U.S. Army
Dennis Leo Hefner
May 10, 1946—January 25, 2016
PVT
Life Timeline
69 years1946
Born
May 10, 1946
US ARMY
Service Record
Vietnam War
Vietnam War
Conflict
PVT
2016
Passed Away
January 25, 2016
Service Record
Verified fields from cemetery source data.
Branch
US ARMY
Rank
PVT
War / Conflict
Vietnam War
Sourced from official cemetery data; last updated May 30, 2026.Learn more