Mollie Grace O'Callaghan (born 2 April 2004) is an Australian

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 ...

and the reigning Olympic champion in the 200 m freestyle. She was the 2023 world champion in the women's 100m and 200m freestyle individual events, and part of the world champion and Australian women's relay teams together with mixed relay team. She previously held the world record in the women's individual 200m freestyle. O'Callaghan also won two gold and one bronze medals at the

2020 Summer Olympics The officially the and officially branded as were an international multi-sport event that was held from 23 July to 8 August 2021 in Tokyo, Japan, with some of the preliminary sporting events beginning on 21 July 2021. Tokyo ...

as a heats swimmer in relay events and gold medal in the 200 m freestyle and 4 × 100 metre freestyle relay at the

2024 Summer Olympics The 2024 Summer Olympics (), officially the Games of the XXXIII Olympiad () and branded as Paris 2024, were an international multi-sport event held in France from 26 July to 11 August 2024, with several events started from 24 July. P ...

2020 Tokyo Olympics

O'Callaghan swam for the Australian team in the preliminaries of all three women's relays at the

Tokyo Tokyo, officially the Tokyo Metropolis, is the capital of Japan, capital and List of cities in Japan, most populous city in Japan. With a population of over 14 million in the city proper in 2023, it is List of largest cities, one of the most ...

, receiving two gold medals and one bronze for her contribution. Swimming the 1st leg for Australia in the heats of the 4 × 100 metre freestyle relay, she posted a time of 53.08 and received a gold medal after the Australian team won the final. In the 4 × 200 metre freestyle relay preliminaries, O'Callaghan swam a

junior world record Junior or Juniors may refer to: Aircraft * Ekolot JK-05L Junior, a Polish ultralight aircraft * PZL-112 Junior, a Polish training aircraft * SZD-51 Junior, a Polish-made training and club glider Arts and entertainment Characters * Bowser Jr ...

of 1:55.11 when swimming the lead off leg. Her time would have placed her fifth in the 200 metre freestyle final. However, because the Australian coaches had previously decided to use four fresh swimmers in the final, O'Callaghan was not selected for the final where Australia finished third. In a heat of the 4 × 100 metre medley relay, O'Callaghan again posted a competitive time; her anchor leg split was 52.35, only 0.24 seconds slower than the fastest freestyle split in the final by

Cate Campbell Cate Natalie Campbell, (born 20 May 1992) is a Malawian-born Australian former competitive swimmer. She is the current world record holder in the short course 100 m freestyle. She is also a former world record holder in the long course 1 ...

2023 World Aquatics Championships

At the

2023 World Aquatics Championships The 2023 World Aquatics Championships, the 20th edition of the World Aquatics Championships, were held in Fukuoka, Japan, from 14 to 30 July 2023. Originally scheduled to be held in 2021 as the 19th championships, the championships were postpo ...

, O'Callaghan was a world champion in five events. O'Callaghan won the women's 100m freestyle in 52.16, after qualifying in second place, and the women's 200m freestyle in a world record time of 1:52.85 after qualifying in third place. She was the first woman to win both of these events in a single world championship. O'Callaghan was also part of three champion relay teams, each of which set a world-record time: the women's freestyle relay; the women's freestyle relay; and the mixed freestyle relay.

Results in major championships

Career best times

Long course metres (50 m pool)

Short course metres (25 m pool)

World records

Long course metres

split 52.03 (4th leg); with

Jack Cartwright Jack Cartwright (born 22 September 1998) is an Australian Swimming (sport), swimmer. He is scheduled to make his Olympics debut at the 2024 Summer Olympics in Paris on 27 July 2024. Early life and career Cartwright was raised in Biloela, Que ...

(1st leg),

Kyle Chalmers Kyle Chalmers, (born 25 June 1998) 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 ...

(2nd leg),

Madison Wilson Madison Maree Short, (née Wilson; born 31 May 1994) is a former Australian competitive swimmer who has participated in backstroke and freestyle events at the Olympic Games and the FINA world championships. Wilson has been a member of six wor ...

(3rd leg)
split 1:54.80 (3rd leg); with Madison Wilson (1st leg),

Kiah Melverton Kiah Melverton (born 5 November 1996) is an Australian swimmer. 2015 season She won double bronze at the 2015 Summer Universiade in the 800 metres and 1500 metres. 2016 season At the 2016 Australian Swimming Championships, Melverton won bronz ...

(2nd leg),

Ariarne Titmus Ariarne Elizabeth Titmus (born 7 September 2000) is an Australian Swimming (sport), swimmer. She is the reigning Olympic champion in the women's 400-metre freestyle, having won the event at the 2020 Summer Olympics and the 2024 Summer Olympics ...

(4th leg)
split 52.08 (1st leg); with

Shayna Jack Shayna Louise Jack (born 6 November 1998) is an Australian swimmer. She won gold medals in Women's 4 × 100 metre freestyle relay and Women's 4 × 200 metre freestyle relay at the 2024 Paris Olympics. From 2019 to 2021, Jack served a 24-mont ...

(2nd leg), Meg Harris (3rd leg),

Emma McKeon Emma Jennifer McKeon, (born 24 May 1994) 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 Gam ...

(4th leg)
split 1:53.66 (1st leg); with Shayna Jack (2nd leg),

Brianna Throssell Brianna Throssell (born 10 February 1996) is a former Australian professional swimmer who previously represented DC Trident at the International Swimming League. Throssell competed in the 2014 Summer Youth Olympics, where she won seven bronze ...

(3rd leg), Ariarne Titmus (4th leg)
split 51.71 (4th leg); with Jack Cartwright (1st leg), Kyle Chalmers (2nd leg), Shayna Jack (3rd leg)

Short course metres

split 52.19 (1st leg); with

(2nd leg), Meg Harris (3rd leg),

(4th leg)
split 1:52.83 (2nd leg), with Madison Wilson (1st leg),

Leah Neale Leah Neale (born 1 August 1995) is an Australian competitive swimmer currently swimming for DC Trident at the International Swimming League. She competed at the 2016 Summer Olympics where she won a silver medal in the 4 × 200 metre freestyle ...

(3rd leg),

Lani Pallister Lani Pallister (born 6 June 2002) is an Australian competitive swimmer. She is a world record holder in two sports, with a world record in swimming, the short course 4×200-metre freestyle relay, and world records in life saving for the youth ...

(4th leg)
split 25.49 (backstroke leg); with

Chelsea Hodges Chelsea Mae Hodges (born 27 June 2001) is a retired Australian swimmer. She competed in the women's 100 metre breaststroke at the 2020 Summer Olympics. Career At the 2020 Summer Olympics in Tokyo, Hodges was a semi-finalist in the Women's 100 ...

(breaststroke leg), Emma McKeon (butterfly leg), Madison Wilson (freestyle leg)

Olympic records

Long course metres

split 52.24 (1st leg); with

(2nd leg),

(3rd leg), Meg Harris (4th leg)
split 1:53.52 (1st leg) with

(2nd leg),

(3rd leg),

(4th leg)

Honours

* In the

2022 Australia Day Honours The 2022 Australia Day Honours are appointments to various orders and honours to recognise and reward good works by Australian citizens. The list was announced on 26 January 2022 by the Governor General of Australia, David Hurley. The Australia ...

, O'Callaghan was awarded the

Medal of the Order of Australia The Order of Australia is an Australian honour that recognises Australian citizens and other persons for outstanding achievement and service. It was established on 14 February 1975 by Elizabeth II, Queen of Australia, on the advice of then ...

. *

Swimming Australia Swimming Australia is the peak governing body for competitive swimming in Australia. The body has approximately 100,000 registered members nationally in 1100 clubs across the country, which includes swimmers, coaches, officials, administrators ...

, Olympic Program Swimmer of the Year: 2022Hanson, Ian (28 August 2022
"Mollie O'Callaghan named Australia'Olympic Program swimmer of the year"
''

Swimming World } ''Swimming World'' is a US-based quarterly swimming magazine that was first published in a magazine format as ''Junior Swimmer'' in January 1960. It concurrently runs online websites ''Swimming World Magazine'' and ''Swimming World News'' (kn ...

''. Retrieved 4 September 2022. and 2023 * Australian Institute of Sport Performance Awards Performance of the Year 2023

References

External links

*
Mollie O'Callaghan
at the

Paris 2024 Summer Olympics The 2024 Summer Olympics (), officially the Games of the XXXIII Olympiad () and branded as Paris 2024, were an international multi-sport event held in France from 26 July to 11 August 2024, with several events started from 24 July. P ...

(archived
alternate link
* * {{DEFAULTSORT:OCallaghan, Mollie 2004 births Living people Australian female freestyle swimmers Recipients of the Medal of the Order of Australia Olympic swimmers for Australia Olympic gold medalists for Australia Olympic silver medalists for Australia Olympic bronze medalists for Australia Olympic gold medalists in swimming Olympic silver medalists in swimming Olympic bronze medalists in swimming Swimmers at the 2020 Summer Olympics Swimmers at the 2024 Summer Olympics Medalists at the 2020 Summer Olympics Medalists at the 2024 Summer Olympics World Aquatics Championships medalists in swimming Medalists at the FINA World Swimming Championships (25 m) Commonwealth Games gold medallists for Australia Commonwealth Games gold medallists in swimming Commonwealth Games silver medallists for Australia Commonwealth Games silver medallists in swimming Swimmers at the 2022 Commonwealth Games Medallists at the 2022 Commonwealth Games Swimmers from Brisbane Sportswomen from Queensland 21st-century Australian sportswomen

2020 Tokyo Olympics

2023 World Aquatics Championships

Results in major championships

Career best times

Long course metres (50 m pool)

Short course metres (25 m pool)

World records

Long course metres

Short course metres

Olympic records

Long course metres

Honours

See also

References

External links