US MARINE CORPS
John C Mahoney
March 25, 1921—January 16, 1981
MSGT
Life Timeline
59 years1921
Born
March 25, 1921
US MARINE CORPS
Service Record
World War II
World War II
Conflict
MSGT
1981
Passed Away
January 16, 1981
Service Record
Verified fields from cemetery source data.
Branch
US MARINE CORPS
Rank
MSGT
War / Conflict
World War II
Sourced from official cemetery data; last updated May 30, 2026.Learn more