US NAVY
John Joseph O'Connor
August 16, 1934—October 18, 1997
HM3
Life Timeline
63 years1934
Born
August 16, 1934
US NAVY
Service Record
HM3
1997
Passed Away
October 18, 1997
Service Record
Verified fields from cemetery source data.
Branch
US NAVY
Rank
HM3
Sourced from official cemetery data; last updated May 30, 2026.Learn more