Maurice Greene (athlete) Maurice Greene (athlete) Maurice Greene (born July 23, 1974) is an American former track and field sprinter who specialized in the 100 meters and 200 meters. He is a former 100 m world record holder with a time of 9.79 seconds. During the height of his career (1997–2004) he won four Olympic medals and was a five-time World Champion. This included three golds at the 1999 World Championships, a feat which had previously only been achieved by Carl Lewis and Michael Johnson and has since been equaled by three others. His career was affected by a number of injuries from
John Smith (sprinter) extra 2.34 meters to equal 440 yards. Smith came as a favorite to the 1972 Summer Olympics, but injured a hamstring in the 400 m final and failed to finish the race. After retiring from competition, he became a sprint coach, training Maurice Greene and Ato Boldon amongst others. At the time, his team called HSI (standing for Hudson Smith International) was the top sprint team in the world. He now coaches Carmelita Jeter, who holds the second fastest 100 m time after Florence Griffith-Joyner. He also coaches Norwegian sprinter Jaysuma Saidy Ndure, Nigerian sprinter Blessing Okagbare, Commonwealth Games Champion,