US MARINE CORPS
Oliver E Siekmann
September 19, 1933—March 3, 2002
CPL
Life Timeline
68 years1933
Born
September 19, 1933
US MARINE CORPS
Service Record
Korean War
Korean War
Conflict
CPL
2002
Passed Away
March 3, 2002
Service Record
Verified fields from cemetery source data.
Branch
US MARINE CORPS
Rank
CPL
War / Conflict
Korean War
Sourced from official cemetery data; last updated May 30, 2026.Learn more