U.S. Army
John P Schlangen
February 3, 1946—April 28, 2020
SP4
Life Timeline
74 years1946
Born
February 3, 1946
US ARMY
Service Record
Vietnam War
Vietnam War
Conflict
SP4
2020
Passed Away
April 28, 2020
Service Record
Verified fields from cemetery source data.
Branch
US ARMY
Rank
SP4
War / Conflict
Vietnam War
Sourced from official cemetery data; last updated May 30, 2026.Learn more