Grant George Hackett OAM is an Australian swimmer, most famous for winning the men's 1500 metres freestyle race at both the 2000 Summer Olympics in Sydney and the 2004 Summer Olympics in Athens. This achievement has led him to be regarded as one of the greatest distance swimmers in history. He also collected a gold medal in Sydney for swimming in the heats of the 4 × 200 m freestyle relay. He was well regarded for his versatility, and has held the long course world records in the 200 m, 800 m, and 1500 m freestyle events. He dominated the 1500 m event for a decade, being undefeated in the event in finals from 1996 until the 2007 World Aquatics Championships. In total, he won 10 long-course world championship gold medals.
Maritza Correia, also known by her married name Maritza McClendon, is a former Olympic swimmer from Puerto Rico who swam representing the United States. When she qualified for the U.S. Olympic team in 2004, she became the first Puerto Rican of African descent to be a member of the U.S. Olympic swimming team. She was the first female African-American swimmer for the United States to win an Olympic medal. She also became the first black American swimmer to set an American and world swimming record.
Lauren Marie Boyle is a former competitive swimmer from New Zealand. She has competed at three Commonwealth Games and three Olympic Games.
Boglárka Kapás is a Hungarian competitive swimmer. She is the world champion in 200 m butterfly and a bronze medallist at the Olympic Games in 800 m freestyle.
Nina Dittrich is an Austrian swimmer who specializes in freestyle and butterfly events. She is a multiple-time Austrian champion, a five-time national record holder, and also a current member of Simmering Swimming Club in Schwechat. Dittrich is also the daughter of Ulrike Bauer, an Austrian record holder in both 100 and 200 m breaststroke, and Kurt Dittrich, a sprint butterfly swimmer who competed at the 1980 Summer Olympics in Moscow.
Jördis Steinegger is an Austrian swimmer who specialized in freestyle and individual medley events. She is a two-time Olympian, a nine-time long and short course Austrian record holder, and a member of the Linz Amateur Swimming Club in Linz, under her personal coach Marco Wolf.
Danil Haustov is an Estonian former swimmer, who specialized in sprint freestyle events. He set an Estonian record of 1:27.06, as a relay swimmer, in the 4×50 m freestyle at the 2008 European Short Course Swimming Championships in Rijeka, Croatia. Haustov is also a member of Kohtla-Järve Water Sport Club in Tallinn, and is coached and trained by Aleksandr Abel.
Shrone Austin is a Seychellois swimmer, who specialized in freestyle and breaststroke events. She first competed in the women's 100 m breaststroke at the 2004 Summer Olympics, before turning her sights on the long-distance freestyle at the 2008 Summer Olympics. Apart from her Olympic career, Austin had collected a career total of six medals in two editions of the All-Africa Games.
Dorothea Brandt is a German swimmer, who specialized in sprint freestyle and breaststroke events. She is a multiple-time German champion, a fourteen-time medalist at the European Short Course Swimming Championships, and a semi-finalist in the 50 m freestyle at the 2004 Summer Olympics in Athens. Brandt currently holds the short-course German record time of 23.74 seconds in the same discipline.
Jana Kolukanova is a retired Estonian swimmer, who specialized in sprint freestyle events. She is a two-time Olympian, multiple-times champion of Estonia and one of the top European sprinters of her generation.
Sarah Paton is an Australian former swimmer who specialized in long-distance freestyle events. She is the sister of swimmer Siobhan Paton, who won six gold medals at the 2000 Summer Paralympics, and holds 13 world records in S14 category. Paton is also a member of Telopea Swim Club, and is coached and trained by Mark Skimming.
Darya Viktorovna Parshina is a Russian former swimmer, who specialized in long-distance freestyle events. She set a junior European record of 4:10.79 to claim the 400 m freestyle title at the 2004 European Junior Swimming Championships in Lisbon, Portugal. She is a member of the Penza Army Sports Club, and is trained by her long-time coach and mentor Natalia Kozlova.
Khadija Ciss is a Senegalese former swimmer, who specialized in long-distance freestyle events. She won a bronze medal in the 200 m freestyle at the 2003 All-Africa Games in Abuja, Nigeria (2:09.00).
Rebecca Jane Linton is a New Zealand former swimmer, who specialised in long-distance freestyle events. She held New Zealand records in the 400 and 800 m freestyle, until they were all broken by Lauren Boyle in 2012. Linton is also a member of Howick Pakuranga Swim Club in Auckland.
Ivanka Moralieva is a Bulgarian former swimmer, who specialized in long-distance freestyle events and open water marathon. Since 2001, she holds a Bulgarian record in the 1500 m freestyle from the World Championships in Fukuoka, Japan (16:55.53). She also won a bronze medal in the 25 km, as an open water swimmer, at the 2004 European Aquatics Championships in Madrid, Spain (4:41:21.2).
Kwon You-ri is a South Korean swimmer, who specialized in long-distance freestyle and butterfly events. She is a fourth-place finalist in the 200 m butterfly at the 2006 Asian Games in Doha, Qatar.
Heather Claire Roffey is a Caymanian former swimmer, who specialized in long-distance freestyle and butterfly events. She became one of the first swimmers, and the first female, in history to represent the Cayman Islands in swimming at the Summer Olympics at the 2004 Summer Olympics in Athens, along with Shaune Fraser and Andrew Mackay.
Haike Eva van Stralen is a Dutch former swimmer, who specialized in freestyle events. She is a two-time Olympian, and double Dutch short-course champion in the 200 and 400 m freestyle. Van Stralen also played for De Kempvis Swimming Club in Spijkenisse, under her personal coach Dick Bergsma.
Kathryn Eileen Grimes is an American competitive swimmer. At the 2022 World Aquatics Championships, she won silver medals in the 1500 meter freestyle and the 400 meter individual medley. She placed fourth in the 800 meter freestyle at the 2020 Summer Olympics, where she was the youngest member of the US Olympic Team at 15 years of age.
Lani Pallister is an Australian competitive swimmer. She is a world record holder in two sports, with a world record in swimming, the short course 4×200-metre freestyle relay, and world records in life saving for the youth age group in the 100-metre rescue medley and 200-metre super lifesaver. She holds the Oceanian, Commonwealth, and Australian records in the short course 1500-metre freestyle and the Australian record in the short course 800-metre freestyle. She is the first female World Short Course champion in the 1500-metre freestyle, winning the inaugural event for women at the 2022 edition. Over the course of the 2022 World Short Course Championships, she won the gold medal in each of the four events she contested.
Estonia 
