US NAVY
Louis J Hennessey
May 31, 1887—May 24, 1980
LT COMDR
Life Timeline
92 years1887
Born
May 31, 1887
US NAVY
Service Record
World War I
World War I
Conflict
LT COMDR
1980
Passed Away
May 24, 1980
Service Record
Verified fields from cemetery source data.
Branch
US NAVY
Rank
LT COMDR
War / Conflict
World War I
Sourced from official cemetery data; last updated May 30, 2026.Learn more