U.S. Army
Dennis L McMahon
January 3, 1948—August 20, 2008
SGT
Life Timeline
60 years1948
Born
January 3, 1948
US ARMY
Service Record
Vietnam War
Vietnam War
Conflict
SGT
2008
Passed Away
August 20, 2008
Service Record
Verified fields from cemetery source data.
Branch
US ARMY
Rank
SGT
War / Conflict
Vietnam War
Sourced from official cemetery data; last updated May 30, 2026.Learn more