Mollie O'Callaghan

**Mollie Grace O'Callaghan** OAM (born 2 April 2004) be Australian swimmer den de reigning Olympic champion insyd de 200 m freestyle. Na she be de 2023 world champion insyd de women's 100m den 200m freestyle individual events, den part of de world champion 4 × 100 m den 4 × 200 m Australian women's relay teams togeda plus 4 × 100 m mixed relay team. She previously hold de world record insyd de women's individual 200m freestyle.

O'Callaghan sanso win two gold den one bronze medals for de 2020 Summer Olympics as heats swimmer insyd relay events den gold medal insyd de 200 m freestyle den 4 × 100 metre freestyle relay for de 2024 Summer Olympics. 

## 2020 Tokyo Olympics
O'Callaghan swim give de Australian team insyd de preliminaries of all three women's relays for de 2020 Summer Olympics insyd Tokyo, she receive two gold medals den one bronze for ein contribution. She swim de 1st leg give Australia insyd de heats of de 4 × 100 metre freestyle relay, she post time of 53.08 wey she receive gold medal after de Australian team win de final.

Insyd de 4 × 200 metre freestyle relay preliminaries, O'Callaghan swim junior world record of 1:55.11 wen she swim de lead off leg. Na ein time go place am fifth insyd de 200 metre freestyle final. However, secof na de Australian coaches previously decide make dem use four fresh swimmers for de final insyd, na dem controversially no select O'Callaghan for de final wer na Australia fini third.

Insyd heat of de 4 × 100 metre medley relay, O'Callaghan san post competitive time; na ein anchor leg dem split be 52.35, 0.24 seconds per slower dan de fastest freestyle split insyd de final by Cate Campbell.

## 2023 World Aquatics Championships
For de 2023 World Aquatics Championships, na O'Callaghan be world champion insyd five events.

O'Callaghan win de women's 100m freestyle insyd 52.16, after she qualify insyd second place, den de women's 200m freestyle insyd world record time of 1:52.85 after she qualify insyd third place. Na she be de first woman make she win both of dese events insyd single world championship.

Na O'Callaghan sanso dey part of three champion relay teams, each of wich set world-record time: de women's 4 × 100 m freestyle relay; de women's 4 × 200 m freestyle relay; den de mixed 4 × 100 m freestyle relay.

## Results insyd major championships

## Career best times

### Long course metres (50 m pool)

: *As of 12 June 2024*

Legend: **WR** – World record; **OC** – Oceanian record; **CR** – Commonwealth record; **NR** – Australian record;

Records no set insyd finals: **h** – heat; **sf** – semifinal; **r** – relay 1st leg; **rh** – relay heat 1st leg; **b** – B final; **†** – en route to final mark; **tt** – time trial

### Short course metres (25 m pool)

: *As of 17 December 2022*

Legend: **WR** – World record; **OC** – Oceanian record; **CR** – Commonwealth record; **NR** – Australian record;

Records no set insyd finals: **h** – heat; **sf** – semifinal; **r** – relay 1st leg; **rh** – relay heat 1st leg; **b** – B final; **†** – en route to final mark; **tt** – time trial

## World records

### Long course metres

Legend: **OC** – Oceanian record; **NR** – Australian record;

Records no set insyd finals: **h** – heat; **sf** – semifinal; **r** – relay 1st leg; **rh** – relay heat 1st leg; **b** – B final; **†** – en route to final mark; **tt** – time trial

**<sup>a</sup>** split 52.03 (4th leg); plus Jack Cartwright (1st leg), Kyle Chalmers (2nd leg), Madison Wilson (3rd leg)

**<sup>b</sup>** split 1:54.80 (3rd leg); plus Madison Wilson (1st leg), Kiah Melverton (2nd leg), Ariarne Titmus (4th leg)

**<sup>c</sup>** split 52.08 (1st leg); plus Shayna Jack (2nd leg), Meg Harris (3rd leg), Emma McKeon (4th leg)

**<sup>d</sup>** split 1:53.66 (1st leg); plus Shayna Jack (2nd leg), Brianna Throssell (3rd leg), Ariarne Titmus (4th leg)

**<sup>e</sup>** split 51.71 (4th leg); plus Jack Cartwright (1st leg), Kyle Chalmers (2nd leg), Shayna Jack (3rd leg)

### Short course metres

**<sup>a</sup>** split 52.19 (1st leg); plus Madison Wilson (2nd leg), Meg Harris (3rd leg), Emma McKeon (4th leg)

**<sup>b</sup>** split 1:52.83 (2nd leg), plus Madison Wilson (1st leg), Leah Neale (3rd leg), Lani Pallister (4th leg)

**<sup>c</sup>** split 25.49 (backstroke leg); plus Chelsea Hodges (breaststroke leg), Emma McKeon (butterfly leg), Madison Wilson (freestyle leg)

## Honours

* Insyd de 2022 Australia Day Honours, na dem award O'Callaghan de Medal of de Order of Australia.
* Swimming Australia, Olympic Program Swimmer of de Year: 2022 den 2023
* Australian Institute of Sport Performance Awards Performance of de Year 2023

## References


## External links

* Mollie O'Callaghan at World Aquatics
* Mollie O'Callaghan at SwimRankings.net
* Mollie O'Callaghan at Swimming Australia (archived)
* Mollie O'Callaghan at Olympics.com
* Mollie O'Callaghan at Olympedia