Patrik Georg Fabian de Laval (16 April 1883 – 10 March 1970) was a Swedish sport shooter and modern pentathlete who competed in the 1912 Summer Olympics. He was part of the Swedish team that won the silver medal in the 50 m team military pistol event. Individually, he won a bronze medal in the first-contested modern pentathlon. De Laval was born of a Swedish noble family. In 1913, he married baroness Ebba Fleetwood, the eldest daughter of baron Carl Fleetwood, 10th baron of Jälunda, and his first wife countess Hedvig, née Lewenhaupt. His brothers Patrik and Erik were also Olympic pentathletes.