Basic Details Surname Eustace Forenames John P Gender Male Information stated on memorial Alternative forename John Powell War Second World War (1939-1945) Served or died Died Primary Service As stated on memorial Service (Primary - Stated) RN Rank / Title (Primary - Stated) Lieut Our References Service (Primary - Our reference) Royal Navy Unit (Primary - Our reference) HMS Heron Rank / Title (Primary - Our reference) Lieutenant Death and Burial details Year of death 1941 Month of death May Day of death 21