U.S. Army
Michael O'Connor
Unknown—November 24, 1846
SGT
Life Timeline
Birth
Born
US ARMY
Service Record
Mexican War
Mexican War
Conflict
SGT
1846
Passed Away
November 24, 1846
Service Record
Verified fields from cemetery source data.
Branch
US ARMY
Rank
SGT
War / Conflict
Mexican War
Sourced from official cemetery data; last updated May 30, 2026.Learn more