US NAVY
John J Sifferlen
May 12, 1928—July 4, 1998
CDR
Life Timeline
70 years1928
Born
May 12, 1928
US NAVY
Service Record
Vietnam War
Vietnam War
Conflict
CDR
1998
Passed Away
July 4, 1998
Service Record
Verified fields from cemetery source data.
Branch
US NAVY
Rank
CDR
War / Conflict
Vietnam War
Sourced from official cemetery data; last updated May 30, 2026.Learn more