Air Commodore Edward Barnes Sismore (23 June 1921–22 March 2012) was a British air navigator during World War II and a fighter pilot and a senior Royal Air Force officer in the post-war years and the thirteenth Commandant Royal Observer Corps between 1971 and 1973. During his time as Commandant ROC, Sismore travelled overseas to France, Germany and Scandinavian countries, visiting similar defence warning organisations. He established a close relationship with the Luftmeldekorpsett Danish Air Reporting Corps, a unit of the country's Home Guard.