U.S. Army
John J O'Connor
November 14, 1908—March 22, 1974
S SGT
Life Timeline
65 years1908
Born
November 14, 1908
US ARMY
Service Record
World War II
World War II
Conflict
S SGT
1974
Passed Away
March 22, 1974
Service Record
Verified fields from cemetery source data.
Branch
US ARMY
Rank
S SGT
War / Conflict
World War II
Sourced from official cemetery data; last updated May 30, 2026.Learn more