U.S. Army
John Sylvester Greiner
May 27, 1947—December 3, 2000
SGT
Life Timeline
53 years1947
Born
May 27, 1947
US ARMY
Service Record
SGT
2000
Passed Away
December 3, 2000
Service Record
Verified fields from cemetery source data.
Branch
US ARMY
Rank
SGT
Sourced from official cemetery data; last updated May 30, 2026.Learn more