U.S. Army
John Gregory Mann
January 7, 1960—January 1, 2001
SGT
Life Timeline
40 years1960
Born
January 7, 1960
US ARMY
Service Record
SGT
2001
Passed Away
January 1, 2001
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