U.S. Army
John A Gannon
June 25, 1921—March 28, 2015
TEC 4
Life Timeline
93 years1921
Born
June 25, 1921
US ARMY
Service Record
World War II
World War II
Conflict
TEC 4
2015
Passed Away
March 28, 2015
Service Record
Verified fields from cemetery source data.
Branch
US ARMY
Rank
TEC 4
War / Conflict
World War II
Sourced from official cemetery data; last updated May 30, 2026.Learn more