Mark Lemmer (born 27 April 1967) is a British former auto racing driver, who is also presently the managing director of the family run Barwell Motorsport racing team which was set up by his father Richard. The team have run cars in different disciplines around the world, in 2008 they entered Aston Martins in the American Le Mans Series. They plan to contest in the European Le Mans Series in 2009.