U.S. Army
John E Callahan
July 23, 1916—September 11, 2007
CAPT
Life Timeline
91 years1916
Born
July 23, 1916
US ARMY
Service Record
World War II
World War II
Conflict
CAPT
2007
Passed Away
September 11, 2007
Service Record
Verified fields from cemetery source data.
Branch
US ARMY
Rank
CAPT
War / Conflict
World War II
Sourced from official cemetery data; last updated May 30, 2026.Learn more