U.S. Army
John F Costello
October 29, 1931—October 4, 2007
LTC
Life Timeline
75 years1931
Born
October 29, 1931
US ARMY
Service Record
Korean War
Korean War
Conflict
LTC
2007
Passed Away
October 4, 2007
Service Record
Verified fields from cemetery source data.
Branch
US ARMY
Rank
LTC
War / Conflict
Korean War
Sourced from official cemetery data; last updated May 30, 2026.Learn more