Basic Details Surname Blennerhassett Forenames M C H J Gender Male Information stated on memorial Alternative surname Sir Alternative forename Marmaduke Charles Henry Joseph War Second World War (1939-1945) Served or died Died Primary Service As stated on memorial Service (Primary - Stated) Navy Rank / Title (Primary - Stated) Lt Our References Service (Primary - Our reference) Royal Navy Unit (Primary - Our reference) Royal Naval Volunteer Reserve Rank / Title (Primary - Our reference) Lieutenant Death and Burial details Year of death 1940 Month of death May Day of death 25 Age at death 37 Manner of death reference Killed in Action