US ARMY AIR FORCES
John Kostyk Jr
November 13, 1917—February 14, 2017
SGT
Life Timeline
99 years1917
Born
November 13, 1917
US ARMY AIR FORCES
Service Record
World War II
World War II
Conflict
SGT
2017
Passed Away
February 14, 2017
Service Record
Verified fields from cemetery source data.
Branch
US ARMY AIR FORCES
Rank
SGT
War / Conflict
World War II
Sourced from official cemetery data; last updated May 30, 2026.Learn more