U.S. Army
John Richard Mahon
August 8, 1928—April 20, 2009
SGM
Life Timeline
80 years1928
Born
August 8, 1928
US ARMY
Service Record
World War II
World War II
Conflict
SGM
2009
Passed Away
April 20, 2009
Service Record
Verified fields from cemetery source data.
Branch
US ARMY
Rank
SGM
War / Conflict
World War II
Sourced from official cemetery data; last updated May 30, 2026.Learn more