U.S. Army
Leonard O Warren
September 2, 1885—February 19, 1966
CPL
Life Timeline
80 years1885
Born
September 2, 1885
US ARMY
Service Record
World War I
World War I
Conflict
CPL
1966
Passed Away
February 19, 1966
Service Record
Verified fields from cemetery source data.
Branch
US ARMY
Rank
CPL
War / Conflict
World War I
Sourced from official cemetery data; last updated May 30, 2026.Learn more