U.S. Army
Dennis K Heinssen
February 27, 1947—June 18, 2013
SFC
Life Timeline
66 years1947
Born
February 27, 1947
US ARMY
Service Record
Vietnam War
Vietnam War
Conflict
SFC
2013
Passed Away
June 18, 2013
Service Record
Verified fields from cemetery source data.
Branch
US ARMY
Rank
SFC
War / Conflict
Vietnam War
Sourced from official cemetery data; last updated May 30, 2026.Learn more