Basic Details Surname Duff Forenames John M Gender Male Information stated on memorial War First World War (1914-1918) Served or died Died Honours MiD Primary Service As stated on memorial Unit (Primary - Stated) Cameronians Sub-unit (Primary - Stated) 7th Rank / Title (Primary - Stated) Lieut Our References Service (Primary - Our reference) British Army Unit (Primary - Our reference) Cameronians (Scottish Rifles) Rank / Title (Primary - Our reference) Lieutenant