Basic Details Surname MacKay Forenames D Gender Not stated on memorial Information stated on memorial War First World War (1914-1918) Served or died Died Primary Service As stated on memorial Unit (Primary - Stated) Royal Naval Division Rank / Title (Primary - Stated) AB Semn Our References Service (Primary - Our reference) Royal Navy Unit (Primary - Our reference) Royal Naval Division Rank / Title (Primary - Our reference) Able Seaman