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.
Sarah Fredrika Sjöström is a Swedish competitive swimmer specialising in the sprint freestyle and butterfly 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.
Martin Liivamägi is an Estonian swimmer, who specialized in breaststroke and individual medley events. He is a two-time Olympian, a 2010 Pac-10 champion in the 200 m individual medley, a double NCAA team titleholder, a 43-time Estonian swimming champion, and a 24-time national record holder in different age groups. He also won a silver medal in the same stroke at the 2006 European Junior Swimming Championships in Palma de Mallorca, Spain.
Ariana Kukors is an American former competition swimmer and former world record holder in the 200-meter individual medley. Ariana now works in private coaching related to athletic performance. Kukors has won a total of seven medals in major international competition, two golds, three silvers, and two bronze spanning the World and the Pan Pacific Championships. She placed fifth in the 200-meter individual medley event at the 2012 Summer Olympics.
Giedrius Titenis is a Lithuanian swimmer, who specialized in breaststroke events. He is a four-time Olympian, a multiple-time Lithuanian record holder in the men's breaststroke, and a double swimming champion in the same discipline at the 2011 Summer Universiade in Shenzhen, China. Titenis is also a member of Anykščiai Swimming Club, and is coached and trained by Žilvinas Ovsiukas.
Janine Pietsch is a German backstroke swimmer. In the course of her career, she competed at the 2004 Summer Olympics in Athens, won two gold medals on the short course at the 2006 FINA World Swimming Championships, and four European gold medals.
Melissa Franklin Johnson is an American former competitive swimmer and five-time Olympic gold medalist. She held the world record in the 200-meter backstroke from 2012 to 2019. As a member of the U.S. national swim team, she also held the world records in the 4×100-meter medley relay.
Austria competed at the 2012 Summer Olympics in London, from 27 July to 12 August 2012. The nation has competed at every edition of Summer Olympic Games, except the 1920 Summer Olympics in Antwerp. The Österreichisches Olympisches Comité sent a total of 70 athletes to the Games, 39 men and 31 women, to compete in 17 sports. This was approximately the same size as the previous Games, with the difference of one male athlete, the addition of one female athlete and three sporting events participated in. There was only a single competitor in eventing, fencing, rhythmic gymnastics, modern pentathlon, and Greco-Roman wrestling.
Rūta Meilutytė is a Lithuanian swimmer. An Olympic gold medalist, she is a world record holder in the short course 50 metre breaststroke, 100 metre breaststroke and long course 50 metre breaststroke. She is a former world record holder in the long course 100 metre breaststroke.
Birgit Koschischek is an Austrian swimmer, who specialized in sprint freestyle and butterfly events. She is a two-time Olympian, a four-time Austrian long and short course record holder, and a member of Schwechat Swimming Club in Schwechat, under her personal coach Adam Thoroczkay.
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.
Raphaël Stacchiotti is a Luxembourgish swimmer, who specialized in the freestyle and individual medley events. He is a four-time Olympian, a multiple-time Luxembourgian record holder in all freestyle and medley events, and a double European junior champion. Stacchiotti also holds numerous meet records and collects a total of 49 medals from the Games of the Small States of Europe. At the 2008 Summer Olympics, Stacchiotti became the youngest athlete to be chosen by the Luxembourg squad, and was given the honor of carrying the nation's flag in the opening ceremony.
Simona Kubová is a Czech swimmer most successfully competing in backstroke events. Kubová is the first Czech female to swim 100 metre backstroke in long course swimming pool under one minute.
Vladimir Viktorovich Morozov is a retired Russian competitive swimmer and Olympic medalist. He is the former world record holder in the short course 100-metre individual medley, the current, World Cup record and Russian national record holder in the 100-metre individual medley and 100-metre freestyle, and Russian record holder in the 50-metre freestyle. He also holds the European record for the 100-metre individual medley. Formerly he held the Russian national record in the 50-metre backstroke and the 50-metre butterfly, and held the European and Russian records in the 50-metre breaststroke.
Julie Hjorth-Hansen is a Danish former swimmer, who specialized in freestyle and individual medley events. She placed among the top 10 swimmers in the 200 m individual medley at the 2008 Summer Olympics, and has won a bronze medal at the 2004 European Short Course Swimming Championships in Vienna, Austria in 2:13.03.
Olivia Smoliga is a 2X Olympian and American competitive swimmer who specializes in backstroke and freestyle events. She won a record eight gold medals at the 2018 World Championships, becoming the first swimmer, male or female, to win eight or more gold medals in a single FINA World Swimming Championships or FINA World Aquatics Championships. Smoliga is the current American record-holder in the 50-meter backstroke. She is also the current Guinness World Record holder for "most gold medals won at a single FINA World Championships" by an individual swimmer. At the 2016 Summer Olympics held in Rio de Janeiro, she won a gold medal for swimming the backstroke leg in the preliminary heat of the 4x100-meter medley relay.
Diána Reményi is a Hungarian former swimmer, who specialized in breaststroke and individual medley events. She is a two-time junior European champion, and a finalist at the European Short Course Swimming Championships. She is also a member of Budapesti Spartacus SC, and is coached and trained by György Turi.
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.
Kaylee Rochelle McKeown is an Australian swimmer and quintuple Olympic gold medalist. She is the reigning Olympic champion in the 100 and 200 metres backstroke. She is the world record holder in the long course 50 metre backstroke, the short course 100 metre backstroke and both the long course and short course 200 metre backstroke. She won gold in both the 100 metre and 200 metre backstroke at both the 2020 and 2024 Olympics. In 2023, she was named as the "Best Female Swimmer of the Year" by World Aquatics, after sweeping gold in all three events of backstroke at all three World Cup legs, held in Berlin, Athens and Budapest in October, 2023.
Austria 
