Basic Details Surname Sinclair Forenames J M Gender Male Information stated on memorial War First World War (1914-1918) Served or died Served Primary Service As stated on memorial Unit (Primary - Stated) Royal Irish Rifles Rank / Title (Primary - Stated) Capt Our References Service (Primary - Our reference) British Army Unit (Primary - Our reference) The Royal Irish Rifles Rank / Title (Primary - Our reference) Captain