Basic Details Surname Wallis Forenames H Gender Male Information stated on memorial Alternative forename Harry War First World War (1914-1918) Served or died Died Primary Service As stated on memorial Service (Primary - Stated) Navy (RN) Unit (Primary - Stated) HMS Indefatigible Rank / Title (Primary - Stated) Instr Our References Service (Primary - Our reference) Royal Navy Unit (Primary - Our reference) HMS Indefatigable Rank / Title (Primary - Our reference) Instructor Death and Burial details Town of death Jutland Year of death 1916 Month of death May Day of death 31 Manner of death reference Killed in Action Personal Details Occupation Not Stated on Memorial