Basic Details Surname de Rutzen (Baron) Forenames Alan Frederick James Gender Male Information stated on memorial War First World War (1914-1918) Served or died Died Primary Service As stated on memorial Unit (Primary - Stated) Pembroke Yeomanry Rank / Title (Primary - Stated) Lieutenant Our References Service (Primary - Our reference) British Army Unit (Primary - Our reference) Pembroke Yeomanry (Castlemartin) Rank / Title (Primary - Our reference) Lieutenant