U.S. Army
John J Kollar
May 24, 1911—November 10, 1993
SGT
Life Timeline
82 years1911
Born
May 24, 1911
US ARMY
Service Record
World War II
World War II
Conflict
SGT
1993
Passed Away
November 10, 1993
Service Record
Verified fields from cemetery source data.
Branch
US ARMY
Rank
SGT
War / Conflict
World War II
Sourced from official cemetery data; last updated May 30, 2026.Learn more