Basic Details Surname Williams Forenames J. F. Gender Male Information stated on memorial Alternative forename John Frederick War Second World War (1939-1945) Served or died Died Primary Service As stated on memorial Service (Primary - Stated) Not Stated on the Memorial Unit (Primary - Stated) Not Stated on the Memorial Sub-unit (Primary - Stated) Not Stated on the Memorial Rank / Title (Primary - Stated) Not Stated on the Memorial Our References Unit (Primary - Our reference) HMS Heron Rank / Title (Primary - Our reference) Midshipman Status Notes Service details courtesy of Clwyd Family History Society