Basic Details Surname Twynham Forenames Hugh Gender Male Information stated on memorial War First World War (1914-1918) Served or died Died Primary Service As stated on memorial Rank / Title (Primary - Stated) LIEUTENANT Our References Service (Primary - Our reference) Royal Navy Unit (Primary - Our reference) Royal Naval Reserve Rank / Title (Primary - Our reference) Lieutenant Death and Burial details Country of death Not Stated on Memorial Country of burial Not Stated on Memorial Cemetery Not Stated on Memorial Year of death 1917 Month of death January Day of death 19 Manner of death as stated Drowned in submarine Manner of death reference Killed in Action Personal Details Occupation Not Stated on Memorial