U.S. Army
John Carmel McMahon
December 22, 1845—January 8, 1907
Life Timeline
61 years1845
Born
December 22, 1845
US ARMY
Service Record
Civil War
Civil War
Conflict
1907
Passed Away
January 8, 1907
Service Record
Verified fields from cemetery source data.
Branch
US ARMY
War / Conflict
Civil War
Sourced from official cemetery data; last updated May 30, 2026.Learn more