Basic Details Surname O'Neill Forenames Hon. Arthur Gender Male Information stated on memorial War First World War (1914-1918) Served or died Died Notes M.P. Primary Service As stated on memorial Unit (Primary - Stated) 2nd Life Guards Rank / Title (Primary - Stated) Capt Our References Service (Primary - Our reference) British Army Unit (Primary - Our reference) Life Guards Rank / Title (Primary - Our reference) Captain