US MARINE CORPS
John Preston Gammon
February 8, 1929—June 1, 2014
CAPT
Life Timeline
85 years1929
Born
February 8, 1929
US MARINE CORPS
Service Record
Korean War
Korean War
Conflict
CAPT
2014
Passed Away
June 1, 2014
Service Record
Verified fields from cemetery source data.
Branch
US MARINE CORPS
Rank
CAPT
War / Conflict
Korean War
Sourced from official cemetery data; last updated May 30, 2026.Learn more