Prix Jean Prat metres. For a period it was held in April, and it served as a trial for the Prix du Jockey Club. Both Prix Biennal races were renamed the Prix Jean Prat in 1940. This was in memory of Jean Prat (1847–1940), a successful racehorse owner and breeder. The version for three-year-olds was switched to late May or early June in 1961. It was shortened to 1,850 metres in 1962. It was transferred to Chantilly and cut to 1,800 metres in 1967. The present system of race grading was introduced in 1971, and for several years the event held Group 2
Prix Greffulhe Prix Greffulhe The Prix Greffulhe is a Group 2 flat horse race in France open to three-year-old thoroughbred colts and fillies. It is run over a distance of 2,000 metres (about 1¼ miles) at Saint-Cloud in May. The event is named in memory of Henri Greffulhe (1815–1879), a long-serving member of the Société d'Encouragement. It was established in 1882, and was originally run at Longchamp over 2,100 metres. The Prix Greffulhe was one of several trials for the Prix du Jockey Club collectively known as the Poules des Produits. The others (listed by their modern titles) were the Prix Daru,