US MARINE CORPS
Dennis James O'Donnell
February 8, 1940—February 3, 2003
M SGT
Life Timeline
62 years1940
Born
February 8, 1940
US MARINE CORPS
Service Record
Vietnam War
Vietnam War
Conflict
M SGT
2003
Passed Away
February 3, 2003
Service Record
Verified fields from cemetery source data.
Branch
US MARINE CORPS
Rank
M SGT
War / Conflict
Vietnam War
Sourced from official cemetery data; last updated May 30, 2026.Learn more