The women's 400 metre individual medley event at the 2004 Olympic Games was contested at the Olympic Aquatic Centre of the Athens Olympic Sports Complex in Athens, Greece on August 14.
The women's 4 × 200 metre freestyle relay took place on 18 August at the Olympic Aquatic Centre of the Athens Olympic Sports Complex in Athens, Greece.
Kaitlin Shea Sandeno is an American former competition swimmer who is an Olympic gold medalist, world champion and former world record-holder. Sandeno was a member of the American team that set a new world record in the 4×200-meter freestyle relay at the 2004 Summer Olympics. She was the general manager of DC Trident which is a part of the International Swimming League for 3 seasons.
Ukraine competed at the 2004 Summer Olympics in Athens, Greece, from 13 to 29 August 2004. This was the nation's third consecutive appearance at the Summer Olympics in the post-Soviet era. The National Olympic Committee of Ukraine sent the nation's largest ever delegation to these Games. A total of 240 athletes, 125 men and 115 women, took part in 21 sports. Women's handball was the only team-based sport in which Ukraine had its representation at these Games for the first time. There was only a single competitor in modern pentathlon and taekwondo.
Yana Oleksandrivna Klochkova is a Ukrainian swimmer, who has won five Olympic medals in her career, with four of them being gold. She is Merited Master of Sports (1998), Hero of Ukraine (2004). Klochkova was the most awarded Olympian from Ukraine until in 2024 fencer Olga Kharlan overtook her.
David Lee "Dave" Wharton is an American former competition swimmer, 1988 Olympic silver medalist, and former world record-holder in two events. During his competition swimming career, Wharton set world records in both the 200-meter and 400-meter individual medley events.
The men's 50 metre freestyle event at the 2000 Summer Olympics took place on 21–22 September at the Sydney International Aquatic Centre in Sydney, Australia.
The women's 800 metre freestyle event at the 2000 Summer Olympics took place on 21–22 September at the Sydney International Aquatic Centre in Sydney, Australia.
The women's 200 metre individual medley event at the 2000 Summer Olympics took place on 18–19 September at the Sydney International Aquatic Centre in Sydney, Australia.
The women's 200 metre butterfly event at the 2000 Summer Olympics took place on 19–20 September at the Sydney International Aquatic Centre in Sydney, Australia.
The men's 4 × 100 metre medley relay event at the 2000 Summer Olympics took place on 22–23 September at the Sydney International Aquatic Centre in Sydney, Australia.
The women's 4 × 100 metre medley relay event at the 2000 Summer Olympics took place on 22–23 September at the Sydney International Aquatic Centre in Sydney, Australia.
The Women's 400m Individual Medley (IM) at the 2007 World Aquatics Championships took place on 1 April at the Rod Laver Arena in Melbourne, Australia. As the event was over 200 meters in length, no semifinals were held in it and the top 8 swimmers from the preliminary heats advance directly to the single final heat. 40 swimmers were entered in the event, of which 48 swam.
Lin Man-hsu is a Taiwanese swimmer, who specialized in backstroke and individual medley events. She represented the Chinese Taipei national team in two editions of the Olympic Games.
Nam Yoo-sun is a South Korean swimmer, who specialized in individual medley events. She is a three-time Olympian, a fourth-place finalist at the 2002 Asian Games in Busan, and a two-time medalist in the individual medley at the 2005 East Asian Games in Macau, China. Nam became the first South Korean swimmer in history to reach an Olympic final, until Park Tae-Hwan won the nation's first ever swimming medal at the succeeding Olympics in 2008.
Vasiliki Angelopoulou is a retired Greek swimmer, who specialized in butterfly and individual medley events. Angelopoulou broke both a national and a European junior record of 2:10.64 to claim a gold medal in the 200 m butterfly at the 2003 European Junior Swimming Championships in Glasgow, Scotland. Angelopoulou also held the distinction of being the first female Greek swimmer to reach an Olympic final.
Misa Amano is a Japanese swimmer, who specialized in individual medley events. She is a 2004 Olympian, and a multiple-time Japanese record holder in both the 200 and 400 m individual medley.
Kathryn Evans is an English former competitive swimmer who represented Great Britain in the Olympic Games. Evans specialised in freestyle and individual medley events. She is a two-time Olympian, and a double British champion in the 200 m individual medley. Evans also played for Nova Centurion Swim Club in Nottingham, under head coach Bill Furniss. Evans is the cousin of late rower Acer Nethercott, who competed in the men's eight at the 2008 Summer Olympics in Beijing.
Pathunyu "Guy" Yimsomruay is a Thai former swimmer, who specialized in backstroke and in individual medley events. He swam for Thailand in the 2000 Sydney Olympics, but did not make the finals. He excelled, however, as a four-time medalist at the Southeast Asian Games in 1997, 1999, 2001, and 2003. While studying in the United States, Yimsomruay earned four All-American and five All-ACC honors for the Virginia Cavaliers.
Dai Guohong is a retired Chinese swimmer, who specialized in breaststroke and individual medley events. Although she had never competed in any edition of the Olympic Games, Dai held her distinction of being one of the world's top class swimmers in the early 1990s. During her sporting career, she captured more than a dozen medals in breaststroke and individual medley, and also helped the Chinese team demolish a global standard in the medley relay from the FINA World Aquatics Championships in 1994.
