US MARINE CORPS
John F Hannon
February 21, 1935—September 27, 1999
1STLT
Life Timeline
64 years1935
Born
February 21, 1935
US MARINE CORPS
Service Record
1STLT
1999
Passed Away
September 27, 1999
Service Record
Verified fields from cemetery source data.
Branch
US MARINE CORPS
Rank
1STLT
Sourced from official cemetery data; last updated May 30, 2026.Learn more