Siobhan-Marie O'Connor (born 29 November 1995) is a former English competitive

swimmer Swimming is an individual or team racing sport that requires the use of one's entire body to move through water. The sport takes place in pools or open water (e.g., in a sea or lake). Competitive swimming is one of the most popular Olympic ...

who has represented Great Britain at the Olympic Games, the

FINA World Aquatics Championships The World Aquatics Championships, formerly the FINA World Championships, are the World Championships for six aquatic disciplines: swimming, diving, high diving, open water swimming, artistic swimming, and water polo. The championships are stag ...

and the

LEN European Aquatics Championships The European Aquatics Championships is the continental Aquatics championship for Europe, which is organised by LEN—the governing body for aquatics in Europe. The Championships are currently held every two years (in even years) and since 2022, ...

, and England at the

Commonwealth Games The Commonwealth Games is a quadrennial international multi-sport event among athletes from the Commonwealth of Nations, which consists mostly, but not exclusively, of territories of the former British Empire. The event was first held in 1930 ...

. A specialist in the 200 metres individual medley, she is the 2014 and 2018 Commonwealth Games champion in the event, and has won silver medals in the same event at the

2016 Summer Olympics The 2016 Summer Olympics (), officially the Games of the XXXI Olympiad () and officially branded as Rio 2016, were an international multi-sport event held from 5 to 21 August 2016 in Rio de Janeiro, Brazil, with preliminary events i ...

, the

2015 World Aquatics Championships The 16th FINA World Aquatics Championships, FINA World Championships (), also Aquatics 2015, were held in Kazan, Russia from 24 July to 9 August 2015. Russia hosted this event for the first time. The number of participating national teams (190), ...

, 2016 European Aquatics Championships, the 2014 World Short-Course Championships and the 2013 and 2015 European Short Course Championships – on each occasion behind World and Olympic champion

Katinka Hosszú Katinka Hosszú (; born 3 May 1989) is a Hungarian former competitive Swimming (sport), swimmer specialized in individual medley events. She is a three-time Olympic champion and a nine-time long-course world champion. She is the owner of a Budap ...

. With six Commonwealth Games medals in total from 2014, O'Connor was England's most decorated athlete at those Games. In addition, O'Connor swam the butterfly leg for Great Britain in the non-Olympic 4 x 100-metre mixed medley relay that won gold at the 2015 FINA World Aquatics Championships in a world record time for the event. she has also won gold medals in 2016 at the European Championships in the same event, and in the women's 4 x 100 metres medley relay. O'Connor first competed for Great Britain at the

2012 Summer Olympics The 2012 Summer Olympics, officially the Games of the XXX Olympiad and also known as London 2012, were an international multi-sport event held from 27 July to 12 August 2012 in London, England, United Kingdom. The first event, the ...

in the 100m breaststroke event. She holds the British records for 200 metres individual medley, the 100 breaststroke and the 4 x 100-metre mixed medley relay. O'Connor announced her retirement from competitive swimming on 16 June 2021, following a long battle with

ulcerative colitis Ulcerative colitis (UC) is one of the two types of inflammatory bowel disease (IBD), with the other type being Crohn's disease. It is a long-term condition that results in inflammation and ulcers of the colon and rectum. The primary sympto ...

. O'Connor became a swimming coach and trained Daisy Ridley for her role in the 2024 movie Young Woman and the Sea.

Personal life

O'Connor attended St. Gregory's Catholic College in

Bath Bath may refer to: * Bathing, immersion in a fluid ** Bathtub, a large open container for water, in which a person may wash their body ** Public bathing, a public place where people bathe * Thermae, ancient Roman public bathing facilities Plac ...

. She missed her prom to compete in the qualifying meet for the 2012 London Olympics. In 2015, Siobhan was at a Team Bath warm weather training camp at Northern Arizona University at the same time four students were shot by a freshman following an altercation outside a fraternity house, leaving one dead and three wounded. O'Connor has

, a type of

inflammatory bowel disease Inflammatory bowel disease (IBD) is a group of inflammatory conditions of the colon and small intestine, with Crohn's disease and ulcerative colitis (UC) being the principal types. Crohn's disease affects the small intestine and large intestine ...

References

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Personal life

See also

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