US NAVY
John Costa Sr
March 10, 1934—January 1, 2015
BM3
Life Timeline
80 years1934
Born
March 10, 1934
US NAVY
Service Record
Korean War
Korean War
Conflict
BM3
2015
Passed Away
January 1, 2015
Service Record
Verified fields from cemetery source data.
Branch
US NAVY
Rank
BM3
War / Conflict
Korean War
Sourced from official cemetery data; last updated May 30, 2026.Learn more