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| Nationality | Dutch | |||||||||||||||||||||||||||||||||||||||||
| Born | 24 December 1991 Alkmaar | |||||||||||||||||||||||||||||||||||||||||
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| Sport | Swimming | |||||||||||||||||||||||||||||||||||||||||
Medal record
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Thom de Boer (born 24 December 1991) is an Olympic Dutch swimmer. [1]
On 3 December 2020, he qualified himself at the Rotterdam Qualification Meet 2020 with a new Dutch record of 21.71 on the 50 metres freestyle for the 2020 Summer Olympics [2]
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Mireia Belmonte García is a Spanish Olympic, world, and European champion swimmer. She is the world record holder in the short course 200 metre butterfly and 400 metre individual medley. Formerly, she held the world record in the short course 400 metre freestyle, 800 metre freestyle, and 1500 metre freestyle. She was the first Spanish woman to win a gold medal in swimming at an Olympic Games and is widely considered to be the greatest Spanish swimmer of all time.
Ranomi Kromowidjojo is a retired Dutch swimmer of mixed Dutch-Javanese Surinamese origin who mainly specialises in sprint freestyle events. She is a triple Olympic champion, winning the gold medal in the 4 × 100 m freestyle relay at the 2008 Olympics, and in the 50 m freestyle and 100 m freestyle at the 2012 Olympics. Kromowidjojo holds the world record in the 50 meter freestyle short course, and as part of the Dutch team she holds the world record in the 4×50 m freestyle relay. She formerly held world records in the 4 × 100 m and 4 × 200 m freestyle relays. She has won a total of 39 medals in FINA World Championship events.
Yuliya Andreyevna Yefimova is a Russian competitive swimmer. She is the Russian record holder in the 200 metre individual medley, 50 metre breaststroke, 100 metre breaststroke, and 200 metre breaststroke. After making her Olympic debut in 2008, she went on to win the bronze medal in the 200 metre breaststroke in 2012, and silver medals in the 100 metre and 200 metre breaststroke in 2016. She is a six-time World Champion, winning the 50 metre breaststroke in 2009 and 2013, the 100 metre breaststroke in 2015, and the 200 metre breaststroke in 2013, 2017, and 2019. In 2019, she became the first woman to win the 200 metre breaststroke at a FINA World Aquatics Championships three times. She is a former world record holder in the long course 50 metre breaststroke. She has won 109 medals, including 48 gold medals, at Swimming World Cups.
This article includes the world record progression for the 4×100 metres medley relay, and it shows the chronological history of world record times in that competitive swimming event. The 4×100 metres medley relay is a medley race in which each of four swimmers on a team swims a 100-metre leg of the relay, each swimming a different stroke, in the following sequence:
Alia Shanee Atkinson, СD is a Jamaican five-time Olympian and a former competitive swimmer whose international competition career spanned 19 years, 2003 to 2021 inclusive, at the senior level. At short course World Swimming Championships, she is a ten-time medalist in individual events, including four gold medals, four silver medals, and two bronze medals. She won a total of 124 medals, of which 74 were gold medals, at Swimming World Cup circuits over the course of her career. She won 14 total medals in individual events, 11 gold, 1 silver, and 2 bronze, from her first three Central American and Caribbean Games, in 2006, 2010, and 2018.
Carlos Fernandes Esteves de Almeida is a Portuguese swimmer, who specializes in breaststroke events. He is a two-time Olympian, an NCAA Champion, a 2011 Big East Conference champion, and a current Portuguese record holder in the 50, 100 and 200 m breaststroke in the long and short course. Almeida is a resident athlete for Amadora Swimming Club in Lisbon, and is coached and trained by Filipe Coelho.
Emma Jennifer McKeon, is a retired Australian competitive swimmer. She is an eight-time world record holder, three current and five former, in relays. Her total career haul of 14 Olympic medals following the 2024 Olympic Games made her the most decorated Australian, the third-most decorated swimmer, and the seventh-most decorated athlete in Olympic history and included one gold medal from the 2016 Summer Olympics in Rio de Janeiro, four gold medals from the 2020 Summer Olympics in Tokyo and one gold medal from the 2024 Summer Olympics in Paris. With four gold and three bronze medals she was the most decorated athlete across all sports at the 2020 Summer Olympics, and tied for the most medals won by a woman in a single Olympic Games. She also won 20 medals, including five gold medals, at the World Aquatics Championships; and a record 20 medals, including 14 gold, at the Commonwealth Games.
Abbigail "Abbey" Weitzeil is an American competition swimmer specializing in sprint freestyle. A multiple time Olympic medalist, she won a gold medal in the 4x100-meter medley relay for swimming in the preliminary heats and a silver medal in the 4x100-meter freestyle relay at the 2016 Rio Olympics. At the 2020 Summer Olympics she won a silver medal in the 4x100-meter medley relay and a bronze medal in the 4x100-meter freestyle relay, swimming in the final of both events. She is the American record holder in the 50-yard freestyle and is part of the American Record in the 4x100-meter freestyle relay.
Kyle Chalmers, is an Australian competitive swimmer. He is a world record holder in the short course 100 metre freestyle, 4×100 metre medley relay, and long course 4×100 metre mixed freestyle relay. He is the Oceanian and Australian record holder in the short course 50 metre butterfly and 50 metre freestyle.
Kira Marije Toussaint is a Dutch competitive swimmer who specialises in backstroke. She is the former world record holder in the short course 50 metre backstroke and the Dutch record holder in the long course 50 metre backstroke and 100 metre backstroke, and the short course 50 metre, 100 metre, and 200 metre backstroke. She also holds the European record in the long course and short course 50 metre backstroke. At the 2021 FINA Swimming World Cup, Toussaint placed second overall for a competitor of any gender in terms of total points scored and earned 11 gold medals.
Jesse Puts is a Dutch competitive swimmer who specializes in freestyle. He is the 2016 world champion in the 50 meter freestyle. He holds the Dutch records in this event in both long course and short course, as well as in the 100 meter freestyle.
Maaike de Waard is a Dutch competitive swimmer who specializes in backstroke and butterfly events. She competed in the women's 50 metre backstroke event at the 2017 World Aquatics Championships.
Arno Kamminga is a Dutch swimmer. He won silver medals in the 100 metre breaststroke and 200 metre breaststroke events at the 2020 Summer Olympics.
The men's 50 metre freestyle event at the 2020 Summer Olympics was held from 30 July to 1 August 2021 at the Tokyo Aquatics Centre. It was the event's tenth appearance, first held in 1904 and then at every edition since 1988. The event is nicknamed the "splash and dash" event.
Tes Schouten is a Dutch swimmer. She competed in the women's 100 metre breaststroke at the 2019 World Aquatics Championships.
Kieran Smith is an American swimmer specializing in freestyle and individual medley events. He currently co-holds short course world records in the 4×200-meter freestyle relay and the 4×100-meter medley relay. He is the Americas record holder in the long course 400-meter freestyle and the American record holder in the 500-yard freestyle. In the 400-meter freestyle, he won the bronze medal at the 2020 Summer Olympics and the gold medal at the 2022 World Short Course Championships. Following a fourth-place finish in the 4×200-meter freestyle relay at the 2020 Summer Olympics, he won gold medals in the event at the 2021 World Short Course Championships, 2022 World Aquatics Championships, and the 2022 World Short Course Championships.
Shaine Casas is an American professional swimmer. He is an Americas record holder in the short course 4×50 meter medley relay, swimming the butterfly leg of the relay. At the 2021 World Short Course Championships, he won the gold medal in the 100-meter backstroke, a silver medal in the 200-meter backstroke, and placed seventh in the 50-meter backstroke. In 2022, at the year's World Aquatics Championships, he won the bronze medal in the 200-metre backstroke. Later in the year, at the 2022 World Short Course Championships, he won the silver medal in the 200-metre backstroke and placed fourth in the finals of the 100-meter individual medley and 200-meter individual medley.
Tomoru Honda is a Japanese competitive swimmer. He is the world record holder in the short course 200 metre butterfly. He won a silver medal at the 2020 Summer Olympics in the men's 200 metre butterfly event.
Aviv Barzelay is an Israeli Olympic swimmer. She represented Israel at the 2020 Summer Olympics in the Women's 200m backstroke event, and came in 15th. At the 2023 European U23 Championships, she won the gold medal in the 200 L backstroke. Barzelay represented Israel at the 2024 Paris Olympics in swimming in the 200 metre backstroke, and the 200 metre individual medley.
Roos Vanotterdijk is a Belgian competitive swimmer. She is the Belgian record holder in the long course 50 metre freestyle, 100 metre freestyle, 50 metre backstroke, 100 metre backstroke, and 100 metre butterfly, as well as the short course 50 metre backstroke and 100 metre individual medley. She is a six-time medalist in individual events at the European Junior Swimming Championships and medalist at the European Youth Olympic Festival.
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