Peter Elleray (born 30 June 1958) is an English engineer and race car designer particularly known for designing the Bentley Speed 8 race car.
Elleray, who worked for Racing Technologies Norfolk (RTN), also designed the Audi R8C and the British Radical SR9.
On 14 September 2007, his involvement was announced in the design of the WF01-Zytek for Embassy Racing, which had a best finish of 4th in its LMP2 category at the 1000 km of Nürburgring during the 2008 Le Mans Series season.