The Matra MS11 is a Formula One racing car designed by the French manufacturer Matra for the 1968 season. It was notable for its innovative use of a monocoque chassis, which provided improved rigidity and safety. The car was powered by a Ford Cosworth DFV engine, known for its performance and reliability. The MS11 made its debut at the 1968 Monaco Grand Prix and was driven by notable racers, including Jackie Stewart. Although it did not achieve significant success in terms of wins, it contributed to the development of future Matra cars and helped establish the brand in the world of motorsport.