De Havilland aircraft manufacturerGeneral information about De Havilland, the aerospace company in Great Britain

de Havilland Aircraft Company Limited was a British aviation manufacturer established in late 1920 by Geoffrey de Havilland at Stag Lane Aerodrome Edgware on the outskirts of London. Operations were later moved to Hatfield in Hertfordshire.

Known for its innovation, de Havilland Aircraft Company was responsible for a number of important aircraft, including the Moth biplane which revolutionized general aviation in the 1920s, the 1930s Fox Moth, the first commercial transport able to operate without government subsidy, the wooden World War II Mosquito light bomber, and the passenger jet service pioneering Comet.

The de Havilland company became a member of the Hawker Siddeley group in 1960, but lost its separate identity in 1963. Today it is part of BAE Systems plc, the British aerospace and defence business.