US MARINE CORPS
Michael Douglas Coughlan
December 30, 1946—May 6, 2021
SGT
Life Timeline
74 years1946
Born
December 30, 1946
US MARINE CORPS
Service Record
Vietnam War
Vietnam War
Conflict
SGT
2021
Passed Away
May 6, 2021
Service Record
Verified fields from cemetery source data.
Branch
US MARINE CORPS
Rank
SGT
War / Conflict
Vietnam War
Sourced from official cemetery data; last updated May 30, 2026.Learn more