U.S. Army
John Jacob Petras
August 4, 1945—March 5, 2013
SP4
Life Timeline
67 years1945
Born
August 4, 1945
US ARMY
Service Record
Vietnam War
Vietnam War
Conflict
SP4
2013
Passed Away
March 5, 2013
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