US NAVY
Gary John Siefer
December 23, 1947—August 17, 1981
ETN2
Life Timeline
33 years1947
Born
December 23, 1947
US NAVY
Service Record
Vietnam War
Vietnam War
Conflict
ETN2
1981
Passed Away
August 17, 1981
Service Record
Verified fields from cemetery source data.
Branch
US NAVY
Rank
ETN2
War / Conflict
Vietnam War
Sourced from official cemetery data; last updated May 30, 2026.Learn more