US NAVY
John Martin Knupp
December 18, 1931—April 15, 2007
PNASN
Life Timeline
75 years1931
Born
December 18, 1931
US NAVY
Service Record
Korean War
Korean War
Conflict
PNASN
2007
Passed Away
April 15, 2007
Service Record
Verified fields from cemetery source data.
Branch
US NAVY
Rank
PNASN
War / Conflict
Korean War
Sourced from official cemetery data; last updated May 30, 2026.Learn more