Ian Lowell Crocker (born August 31, 1982 in Portland, Maine) is an American swimmer who won gold medals in both the 2000 and 2004 Summer Olympics as a member of national team in the 4x100 medley relay. Both teams set world records in the event. He trains six days a week, up to 12 km of swimming per day and is based at the University of Texas at Austin, where he trains alongside fellow world record holders Aaron Peirsol and Brendan Hansen under Eddie Reese. Wikipedia
Ian Crocker is a four-time Olympic medalist, and he has appeared in two Olympic Games (Sydney and Athens). Crocker swam the fastest butterfly leg in the history to capture a gold medal in the 400m IM. Links to photos and Crocker's U.S. Olympic Team bio. www.usolympicteam.com/26_787.htm
The definitive Wikipedia entry for Ian Crocker. Wikipedia is the biggest multilingual free-content encyclopedia on the Internet. en.wikipedia.org/wiki/Ian_Crocker