Ian Crocker

Ian Crocker, born on 31 August 1982, is an American former competition swimmer who specialised in the butterfly and won five Olympic medals. He was a member of the gold medal United States 4x100 metre medley relay team at the 2000 Summer Olympics in Sydney, and at the 2004 Summer Olympics in Athens he won a gold medal in the world record setting medley relay, a silver in the 100 metre butterfly and a bronze in the 4x100 metre freestyle relay. At the 2003 World Aquatics Championships he became the first man to swim the 100 metre butterfly in under 51 seconds, setting a world record of 50.98, and he improved it again to 50.40 at the 2005 championships in Montreal, a mark later bettered by Michael Phelps. He set world records in the 50 and 100 metre butterfly and the short course 100 metre freestyle, won twenty-one medals in major international competition, and later became a swim coach.