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.
Adam George Peaty is an English competitive swimmer who specialises in the breaststroke. He won the gold medal in the 100 metre breaststroke at the 2016 Summer Olympics, the first by a male British swimmer in 24 years, and retained the title at the 2020 Summer Olympics in 2021, the first British swimmer ever to retain an Olympic title.
James George Guy is an English competitive swimmer who specialises in freestyle and butterfly. Guy has won multiple gold medals at each of the major international meets available to him, including for Great Britain at the Olympic Games (3), the World (5) and European Championships (7), and for England in the Commonwealth Games (2). In addition to further medals in those events, he has also reached the podium at both the World and European short-course championships. With 46 major medals at international championship meets, 20 at global level, he is one of the most decorated swimmers in British history.
Anton Mikhailovich Chupkov is a Russian competitive swimmer. He is the European record holder in the long course 200 metre breaststroke and the Russian record holder in the long course 100 metre breaststroke. He formerly held the world record in the long course 200 metre breaststroke. At the 2015 European Games he won four gold medals in individual and relay events. He won the bronze medal in the 200 metre breaststroke at the 2016 Summer Olympics. He won the gold medal in the 200 metre breaststroke at the 2017 and 2019 World Aquatics Championships.
Ilya Syarheyevich Shymanovich is a Belarusian swimmer. He is the world record holder in the short course 100 metre breaststroke and a former world record holder in the short course 50 metre breaststroke. At the 2018 World Championships he won two silver medals, one each in the 100 metre breaststroke and the 50 metre breaststroke. He won two gold medals, one in the 50 metre breaststroke and one in the 200 metre breaststroke, and a silver medal, in the 100 metre breaststroke, at the 2021 European Short Course Championships. At the 2021 World Short Course Championships he won the gold medal in the 100 metre breaststroke.
Matthew Wilson is an Australian swimmer. He competed in the men's 50 metre breaststroke and 200 metre breaststroke events at the 2017 World Aquatics Championships and at the 100 & 200 metre breastroke at the 2019 World Aquatic Championships, winning a silver medal in the 200 m breaststroke, as well as medley relay medals on both occasions. Wilson also competed in 100 & 200 metre breastroke at the 2020 Tokyo Olympics, and formerly held the world record in the 200 metre breaststroke.
Sébastien Kouma is a Malian swimmer who lives in France.
James Wilby is a British competitive swimmer who specialises in the breaststroke. Wilby is the 2018 Commonwealth Games champion in 200 metre breaststroke, the 2022 Commonwealth Games champion in 100 metre breaststroke, and the 2022 European champion in 200 metre breaststroke. He formed part of the Great Britain team that won World Championship gold in the men's 4 x 100 metre medley relay in 2019, and the England team that won the Commonwealth Games Men's 4 x 100 metre medley relay in 2014 and 2022.
Anastasia "Nastiya" Gorbenko is an Israeli competitive swimmer. She competes in the backstroke, breaststroke, freestyle, and medley. She has won 8 World and European championships gold medals, competed at 2 Olympic finals, broken most of the Israeli national records for women and mixed relays, and is considered to be Israel's greatest swimmer of all time. In February 2024, Gorbenko won a silver medal at the Doha World Championships in the women's 400 meters individual medley. Gorbenko represented Israel at the 2024 Summer Olympics in swimming in the 100m backstroke, 200m backstroke, 100m breaststroke, 200m individual medley, 400m individual medley, 4x200m freestyle relay, and mixed 4x100m medley relay.
Kotryna Teterevkova is a Lithuanian swimmer. She is the current national record holder in the 200-meter breastroke and 400-meter individual medley.
Nicolò Martinenghi is an Italian swimmer and the reigning Olympic champion in the 100 metre breaststroke event, having won the gold medal at the 2024 Summer Olympics. He is a two-time world record holder in the 4×50 metre medley relay, swimming breaststroke on both relays. He is the Italian record holder in the 50 metre breaststroke and 100 metre breaststroke.
Izaac Keith Stubblety-Cook is an Australian swimmer. He is a former world record holder in the long course 200 metre breaststroke.
Benedetta Pilato is an Italian swimmer. She is the world record holder in the long course 50 metre breaststroke. She is the European champion in the 50 metre breaststroke in 2021 and the 100 metre breaststroke in 2022 as well as the silver medalist in the 50 metre breaststroke in 2022. In 2021, she won a silver medal in the 50 metre breaststroke at the 2021 World Short Course Championships. She is the world champion in the 100 metre breaststroke and the silver medal in the 50 metre breaststroke at the 2022 World Aquatics Championships.
Bernhard Reitshammer is an Austrian swimmer. He has represented Austria at two Olympic Games.
Samuele Rossi is a Seychellois swimmer. In 2019, he represented Seychelles at the 2019 World Aquatics Championships held in Gwangju, South Korea and he finished in 91st place in the heats in the men's 50 metre freestyle event. In the men's 50 metre backstroke he finished in 69th place in the heats.
Lea Polonsky is an Israeli swimmer. At the 2017 European Youth Olympics she won silver medals in the 200m Medley and the mixed 4×100m Medley Relay. At the 2019 European Junior Swimming Championships she won a bronze medal in the 200 IM, and at the 2024 European Aquatics Championships she won a gold medal in the 4×200m freestyle relay, and the silver medal in the 200m medley. Polonsky represented Israel at the 2024 Paris Olympics in the Women's 200 metre freestyle, the 200 metre individual medley, and the 4×200 metre freestyle relay.
Ron Polonsky is an Israeli Olympic swimmer. He won silver medals in the 2019 European Junior Championships and the 2023 European U-23 Championships, as well as the gold medal in the 2024 European Aquatics Championships, in the 200m IM. He also competed in the 2020 Tokyo Olympics, and won the silver medal in the 2024 NCAA Division I Championships in the 100 Y Breast. Polonsky represented Israel at the 2024 Paris Olympics in the 200 metre individual medley and the Mixed 4×100 metre medley relay.
Vladislav Gerasimenko is a Russian competitive swimmer. He is a world junior record holder in the long course 4×100 metre medley relay, swimming a 59.53 for the breaststroke portion of the relay. He is a four-time medalist at the 2018 Summer Youth Olympics and a five-time medalist at the World Junior Swimming Championships, spanning breaststroke and freestyle disciplines. He competed at the 2021 European Short Course Swimming Championships, placing sixteenth in the preliminaries of the 50 metre breaststroke.
Alessandro Pinzuti is an Italian competitive swimmer. He won a gold medal in the 4×100 metre medley relay and the bronze medal in the 100 metre breaststroke at the 2022 Mediterranean Games. At the 2020 European Aquatics Championships, he won a bronze medal as part of the 4×100 metre medley relay, placed seventh in the 100 metre breaststroke and eighth in the 50 metre breaststroke. At the junior level, he won silver medals in the 50 metre breaststroke at the 2017 World Junior Championships and the 2017 European Junior Championships as well as a bronze medal in the 100 metre breaststroke at the 2017 European Junior Championships.
Luka Mladenovic is an Austrian competitive swimmer. At the 2022 World Junior Championships, he won the gold medal and world junior title in the 100-metre breaststroke, the silver medal in the 200-metre breaststroke, and the bronze medal in the 50-metre breaststroke. He is a 2022 European Junior Championships silver medalist in the 200-metre breaststroke.
