Armstrong Siddeley Cheetah: Radial engine, Engine displacement, Trainer (aircraft), World War II, Avro Anson, Airspeed Oxford, Armstrong Siddeley Lynx, ... Panther, Jacobs R-830, Wright R-760

The Armstrong Siddeley Cheetah is a seven-cylinder British air-cooled aircraft radial engine of 834 cu in (13.65 L) capacity introduced in 1935 and produced until 1948. Early variants of the Cheetah were initially known as the Lynx Major. The Cheetah was used to power many British trainer aircraft during World War II including the Avro Anson and Airspeed Oxford.