US MARINE CORPS
John Joseph Gilligan
February 17, 1926—March 15, 2018
SGT
Life Timeline
92 years1926
Born
February 17, 1926
US MARINE CORPS
Service Record
World War II
World War II
Conflict
SGT
2018
Passed Away
March 15, 2018
Service Record
Verified fields from cemetery source data.
Branch
US MARINE CORPS
Rank
SGT
War / Conflict
World War II
Sourced from official cemetery data; last updated May 30, 2026.Learn more