Basic Details Surname Fenner Forenames Athelstan Lennox Gender Male Information stated on memorial War First World War (1914-1918) Served or died Died Primary Service As stated on memorial Service (Primary - Stated) RN Unit (Primary - Stated) Captain of Submarines Rank / Title (Primary - Stated) Lieut Commander Our References Service (Primary - Our reference) Royal Navy Rank / Title (Primary - Our reference) Lieutenant Commander Death and Burial details Year of death 1918 Month of death January Day of death 31 Age at death 31 Manner of death as stated Lost his life on active service