Federica Pellegrini is an Italian retired swimmer. A native of Mirano, in the province of Venice, she holds the women's 200 meters freestyle world record, and won a gold medal at the 2008 Beijing Olympics. At the 2009 World Championships in Rome, Pellegrini became the first woman ever to break the 4-minute barrier in the 400 m freestyle with a time of 3:59.15.
Emily Jane Seebohm, OAM is an Australian swimmer. She has appeared at four Olympic Games between 2008 and 2021; and won three Olympic gold medals, five world championship gold medals and seven Commonwealth Games gold medals. She specialises in the backstroke, but has also won medals in the freestyle and individual medley.
Katinka Hosszú is a Hungarian competitive swimmer specialized in individual medley events. She is a three-time Olympic champion and a nine-time long-course world champion. She is owner of a Budapest based swim school and swim club called Iron Swim Budapest, and co-owner and captain of Team Iron, founding member of the International Swimming League.
Melissa Franklin Johnson is an American former competition swimmer and five-time Olympic gold medalist. She formerly held the world record in the 200-meter backstroke. As a member of the U.S. national swim team, she also held the world records in the 4×100-meter medley relay.
Sharon van Rouwendaal is a Dutch swimmer and the Olympic gold medalist in the 10 km open water marathon at the 2016 Olympics in Rio de Janeiro.
The women's 100 metre backstroke event at the 2012 Summer Olympics took place on 29–30 July at the London Aquatics Centre in London, United Kingdom.
Olivia Smoliga is an 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.
Madeline Jane "Maya" DiRado - Andrews is a retired American competitive swimmer who specialized in freestyle, butterfly, backstroke, and individual medley events. She attended and swam for Stanford University, where she won NCAA titles in the 200 and 400 meter individual medley in 2014 and graduated with a degree in management science and engineering. At the 2016 US Olympic Trials, DiRado qualified to swim the 200 meter and 400 meter individual medley events, as well as the 200 meter backstroke, at the 2016 Summer Olympics. At the 2016 Summer Olympics in Rio de Janeiro, she won a gold medal in the women's 4x200 meter freestyle relay, a silver medal in the 400 meter individual medley, a bronze medal in the women's 200 meter individual medley, and a gold medal in the 200 meter backstroke. Following the Olympics, DiRado retired from the sport.
Daria Konstantinovna Ustinova is a Russian backstroke swimmer. She is a former Junior World record holder in women's 200 m backstroke.
The women's 100 metre backstroke event at the 2016 Summer Olympics took place on 7–8 August at the Olympic Aquatics Stadium.
The women's 200 metre butterfly event at the 2016 Summer Olympics took place between 9–10 August at the Olympic Aquatics Stadium.
The women's 200 metre individual medley event at the 2016 Summer Olympics took place on 8–9 August at the Olympic Aquatics Stadium.
The women's 400 metre individual medley event at the 2016 Summer Olympics took place on 6 August at the Olympic Aquatics Stadium.
The women's 4 × 200-metre freestyle relay event at the 2016 Summer Olympics took place on 10 August at the Olympic Aquatics Stadium.
Kylie Jacqueline Masse is a Canadian competitive swimmer. She is a four-time Olympic medallist, having tied for the bronze medal at the 2016 Summer Olympics in the 100 m backstroke and then won silver medals at the 2020 Summer Olympics in both the 100 m and 200 m backstroke and a bronze medal in the 4x100 m medley. Masse is a two-time world champion in the 100 m backstroke, breaking the eight year old world record in the process, which she held until July 2018. While winning her title in Budapest at the 2017 World Aquatics Championships she became the first Canadian woman to become a world champion in a swimming event. She subsequently became the first Canadian woman to defend her world title at the 2019 World Aquatics Championships. She is currently the captain for the Toronto Titans of the International Swimming League.
Kathleen Baker is an American competition swimmer who specializes in freestyle and backstroke events. At the 2016 Summer Olympics, she won a gold medal in the 4x100-meter medley relay and a silver medal in the individual 100-meter backstroke. She is the former world-record holder in 100 meter backstroke, set on July 28, 2018 in 58.00 at the William Woollett Jr. Aquatics Center in Irvine, CA. Baker is also the former world-record holder in the 4x100 meter medley relay with Lilly King, Dana Vollmer, and Simone Manuel.
The women's 200 metre individual medley event at the 2020 Summer Olympics was held from 26 to 28 July 2021 at the Tokyo Aquatics Centre. It will be the event's twelfth appearance, having been first held in 1968 and 1972 and then at every edition since 1984.
The women's 400 metre individual medley event at the 2020 Summer Olympics was held on 24 and 25 July 2021 at the Tokyo Aquatics Centre. It will be the event's fifteenth consecutive appearance, having been held at every edition since 1964.
