Michel Jazy was a French middle-distance runner and long-distance runner. He won the 1500 metres silver medal at the 1960 Summer Olympics, as well as two golds and one silver at the European Championships. He set nine world records in the mile (once), 2000 metres (twice) and 3000 metres (twice), the two miles (twice) and the 4×1500 metres relay (twice). Michel Jazy (France) set the men's mile world record of 3:53.6 in Rennes on June 9, 1965. It stood 13 months, until Jim Ryun's 3:51.3 on July 17, 1966. Wiki link