US MARINE CORPS
John Robert Treer Sr
April 4, 1940—December 16, 2017
SGT
Life Timeline
77 years1940
Born
April 4, 1940
US MARINE CORPS
Service Record
Vietnam War
Vietnam War
Conflict
SGT
2017
Passed Away
December 16, 2017
Service Record
Verified fields from cemetery source data.
Branch
US MARINE CORPS
Rank
SGT
War / Conflict
Vietnam War
Sourced from official cemetery data; last updated May 30, 2026.Learn more