US MARINE CORPS
Richard A Koen
August 21, 1927—December 15, 2015
CPL
Life Timeline
88 years1927
Born
August 21, 1927
US MARINE CORPS
Service Record
World War II
World War II
Conflict
CPL
2015
Passed Away
December 15, 2015
Service Record
Verified fields from cemetery source data.
Branch
US MARINE CORPS
Rank
CPL
War / Conflict
World War II
Sourced from official cemetery data; last updated May 30, 2026.Learn more