U.S. Army
John A Koval
March 14, 1914—February 10, 1976
T/SGT
Life Timeline
61 years1914
Born
March 14, 1914
US ARMY
Service Record
World War II
World War II
Conflict
T/SGT
1976
Passed Away
February 10, 1976
Service Record
Verified fields from cemetery source data.
Branch
US ARMY
Rank
T/SGT
War / Conflict
World War II
Sourced from official cemetery data; last updated May 30, 2026.Learn more