Swimming at the 2008 Summer Olympics in the 100 metres butterfly, both set in Sydney, remained Olympic records. Michael Phelps of the United States also broke the record for the most gold medals ever won by an Olympian with a total of 14; 8 of which were won during the 2008 Summer Olympics - this was also a world record. <nowiki>*</nowiki> World record split from the 4 × 100 m freestyle relay Note: At the 4 × 100 m freestyle relay final, anchor Jason Lezak swam the fastest 100 m split (46.06); however, this is not considered an official FINA record, as he did not swim
Jamaica at the 2008 Summer Olympics than at any other Olympic games. More athletes (50 in total, including more female athletes than ever before) competed for Jamaica in Beijing than at any previous Games, more gold medals were won (6 in Beijing alone, almost doubling the number of gold medals won in Jamaica's Olympic history) and more medals were won overall (11 medals, besting Jamaica's showing at the 2000 Summer Olympics in Sydney, where 9 medals were won). At the Beijing games, 15 athletes were awarded medals for their performance in events. Three of those athletes (Kerron Stewart, Shericka Williams, and Usain Bolt) were awarded multiple