Set four individual world records and won seven gold medals at the 2007 World Championships to become the winningest athlete in World Championship history.
In 2004, became first athlete ever to win eight medals (six gold) at a non-boycotted Olympic Games.
His eight medals tie 1980 USSR gymnast Alexandr Dityatin for most medals by an athlete in a single Olympics.
2003 Sullivan Award winner, becoming the 10th swimmer to be honored as the top amateur athlete in the country.
Only man to win five U.S. National titles at the same Championships.
Only man to ever win a U.S. National title in three different strokes at one national championship.
Youngest male Olympian since 1932 (2000 Olympics).
Youngest man (15 years, nine months) to set a world record, breaking 200m fly mark at the 2001 Spring Nationals.
Earned the award for Swimmer of the Year for a third time in 2004.