Air Marshal Sir Raymund George Hart, (28 February 1899 – 16 July 1960) was a senior commander in the Royal Air Force (RAF) during the Second World War and the post-war decade.
Throughout this period, he was a specialist in military signals and a pioneer in the development of Radar.
During the latter part of the First World War, Hart was a pilot in the Royal Flying Corps and RAF.
Between the wars, Hart was a junior and middle-ranking officer in the RAF.