Basic Details Surname McKiernan Forenames H M Gender Male Information stated on memorial War Second World War (1939-1945) Served or died Died Secondary Service Our references Service (Secondary - Our reference) Royal Air Force/ Royal Flying Corps Rank / Title (Secondary - Our reference) Commodore Death and Burial details Country of death North Sea Year of death 1942 Month of death August Day of death 6 Manner of death as stated Killed on active service