U.S. Army
John William Knapp Jr
September 18, 1939—December 26, 1997
PVT
Life Timeline
58 years1939
Born
September 18, 1939
US ARMY
Service Record
PVT
1997
Passed Away
December 26, 1997
Service Record
Verified fields from cemetery source data.
Branch
US ARMY
Rank
PVT
Sourced from official cemetery data; last updated May 30, 2026.Learn more