U.S. Army
John O'Connor
Unknown—May 2, 1880
CO A 7 WIS INF
Life Timeline
Birth
Born
US ARMY
Service Record
CO A 7 WIS INF
1880
Passed Away
May 2, 1880
Service Record
Verified fields from cemetery source data.
Branch
US ARMY
Rank
CO A 7 WIS INF
Sourced from official cemetery data; last updated May 30, 2026.Learn more