US AIR FORCE
William S Knopf
August 21, 1947—February 18, 2001
SSGT
Life Timeline
53 years1947
Born
August 21, 1947
US AIR FORCE
Service Record
Vietnam War
Vietnam War
Conflict
SSGT
2001
Passed Away
February 18, 2001
Service Record
Verified fields from cemetery source data.
Branch
US AIR FORCE
Rank
SSGT
War / Conflict
Vietnam War
Sourced from official cemetery data; last updated May 30, 2026.Learn more