Prix du Jockey Club Prix du Jockey Club The Prix du Jockey Club, sometimes referred to as the French Derby, is a Group 1 flat horse race in France open to three-year-old thoroughbred colts and fillies. It is run at Chantilly over a distance of 2,100 metres (about 1 mile and 2½ furlongs) each year in early June. The format of the race was inspired by the English Derby, and it was named in homage to the Jockey Club based at Newmarket in England. It was established in 1836, and it was originally restricted to horses born and bred in France. Its distance was
Prix du Jockey Club Club was staged at Longchamp in 1941 and 1942, and at Le Tremblay over 2,300 metres in 1943 and 1944. It returned to Longchamp for the following three years, and on the second occasion it was opened to foreign participants. The present system of race grading was introduced in 1971, and the Prix du Jockey Club was classed at the highest level, Group 1. The first foreign-trained horse to win was Assert in 1982. The distance was shortened to 2,100 metres in 2005. Nine winners of the Prix du Jockey Club have subsequently won the Prix de l'Arc de Triomphe.