US MARINE CORPS
Otis Denver Allen
March 31, 1928—August 1, 2006
SSGT
Life Timeline
78 years1928
Born
March 31, 1928
US MARINE CORPS
Service Record
Korean War
Korean War
Conflict
SSGT
2006
Passed Away
August 1, 2006
Service Record
Verified fields from cemetery source data.
Branch
US MARINE CORPS
Rank
SSGT
War / Conflict
Korean War
Sourced from official cemetery data; last updated May 30, 2026.Learn more