U.S. Army
Daniel J O'Neill
December 7, 1917—May 11, 1998
CPT
Life Timeline
80 years1917
Born
December 7, 1917
US ARMY
Service Record
World War II
World War II
Conflict
CPT
1998
Passed Away
May 11, 1998
Service Record
Verified fields from cemetery source data.
Branch
US ARMY
Rank
CPT
War / Conflict
World War II
Sourced from official cemetery data; last updated May 30, 2026.Learn more