US MARINE CORPS
Brian Jean Geist
February 8, 1945—January 15, 2015
SGT
Life Timeline
69 years1945
Born
February 8, 1945
US MARINE CORPS
Service Record
Vietnam War
Vietnam War
Conflict
SGT
2015
Passed Away
January 15, 2015
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