US MARINE CORPS
Leonard Sylvester Thebeau
March 4, 1928—August 18, 2020
PFC
Life Timeline
92 years1928
Born
March 4, 1928
US MARINE CORPS
Service Record
Korean War
Korean War
Conflict
PFC
2020
Passed Away
August 18, 2020
Service Record
Verified fields from cemetery source data.
Branch
US MARINE CORPS
Rank
PFC
War / Conflict
Korean War
Sourced from official cemetery data; last updated May 30, 2026.Learn more